Area Forecast Matrices
Issued by NWS Houston/Galveston, TX

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5
640
FOUS54 KHGX 151821
AFMHGX

Area Forecast Matrices
National Weather Service Houston/Galveston TX
121 PM CDT Tue Sep 15 2026

TXZ163-152100-
Houston-
Including the city of Crockett
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      96          75          96          75          95
Temp                      96 91 83 80 77 75 86 93 96 91 83 80 77 75 85 93 95 90
Dewpt                     72 73 75 75 75 75 77 73 72 73 72 73 74 74 75 72 70 71
RH                        46 56 77 85 94100 75 52 46 56 70 79 90 97 72 51 45 54
Wind dir                  SE SE  S  S  S  N SE SE  E  E SE SE SE  E  E  E  E SE
Wind spd                   3  3  2  1  0  0  0  3  3  2  0  0  0  1  3  4  4  2
Wind gust                    14 12                13                   14 14 12
Clouds                    FW SC FW FW FW SC SC FW SC SC SC SC SC FW FW SC SC SC
PoP 12hr                      5           5          10           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                                 PF PF
Heat index               106100 89 83       97103105100 88 83       94102102 96
Max heat              109   110    99    86   107   109    97    86   106   106
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          73    95      70    94      71    95      73    94
Temp          79 73 92 88   75 70 91 89   77 72 92 89   78 73 91 87
Dewpt         72 71 68 68   68 67 70 69   71 71 72 71   72 72 73 72
PWind dir        SE    SE       S    SE       S     S       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   CL CL FW CL   FW CL FW FW   FW SC SC SC
PoP 12hr          0     0       0     0       0     5       5    20
Rain shwrs                                                        S
Tstms                                                             S

$$
TXZ164-152100-
Trinity-
Including the cities of Groveton and Trinity
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      96          75          95          75    90 94 96
Temp                      96 91 84 80 78 75 86 93 95 90 83 81 78 75 85 92 94 89
Dewpt                     72 74 75 76 76 75 77 73 72 73 73 74 74 74 75 73 70 72
RH                        46 58 74 88 94100 75 52 48 58 72 79 88 97 72 54 46 57
Wind dir                  SE SE  S  S  S SE  E SE  E  E SE SE  E  E  E  E  E SE
Wind spd                   4  4  3  1  0  0  1  4  4  2  1  1  1  2  4  5  6  3
Wind gust                    14
Clouds                    FW SC FW FW FW SC SC SC SC SC SC SC SC FW FW SC SC SC
PoP 12hr                      5           0          10           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S
Tstms                     IS
Obvis                                 PF PF
Heat index               105100 91 86       97103104 99 90 85       94101100 96
Max heat              107   109   100    92   106   106    98    91   105   104
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          73    94      70    93      72    94      73    93
Temp          79 73 92 87   76 71 91 87   77 72 92 88   78 74 91 87
Dewpt         73 71 68 68   69 68 70 70   72 71 72 71   74 72 73 72
PWind dir        SE    SE       S    SE       S     S       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW CL FW CL   FW CL FW FW   FW FW SC SC
PoP 12hr          0     0       0     0       0     5       5    20
Rain shwrs                                                        S
Tstms                                                             S

$$
TXZ176-152100-
Madison-
Including the city of Madisonville
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      98          75          97          75          96
Temp                      98 92 83 80 77 75 85 94 97 92 83 80 77 75 86 94 95 90
Dewpt                     72 73 75 75 75 75 77 74 72 72 73 73 73 74 76 73 71 72
RH                        43 54 77 85 94100 77 53 45 52 72 79 87 97 72 51 46 56
Wind dir                  SE SE SE  S  S SE SE  E  E  E SE SE SE NE  E  E  E SE
Wind spd                   5  6  5  3  2  0  1  4  5  4  2  1  1  2  5  6  6  5
Clouds                    SC B1 FW CL FW B1 SC FW SC SC SC SC SC SC SC SC B1 SC
PoP 12hr                      5          10           5           0          10
QPF 12hr                      0   0.00-0.05           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S
Tstms                                                                   S  S
Obvis                                 PF PF
Heat index               108101 91 84       97105106100 89 83       95104103 97
Max heat              109   110   100    87   107   109    97    86   107   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          73    95      70    95      72    96      73    94
Temp          78 73 93 89   76 71 91 90   77 72 92 90   78 74 92 88
Dewpt         73 72 69 70   68 68 73 72   72 71 75 73   73 72 75 74
PWind dir        SE    SE       S    SE       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW CL FW CL   FW CL FW FW   FW SC SC SC
PoP 12hr          0     0       0     0       0     5       5    20
Rain shwrs                                                        S
Tstms                                                             S

$$
TXZ177-152100-
Walker-
Including the city of Huntsville
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      97          76          95          76          94
Temp                      96 90 84 80 78 76 86 94 95 90 84 80 78 76 85 93 92 88
Dewpt                     73 74 75 75 75 75 77 73 72 72 73 74 74 74 75 74 72 73
RH                        48 60 74 85 91 97 75 51 48 56 70 82 88 94 72 54 52 61
Wind dir                  SE SE  S  S  S  N  E  E  E  E SE SE  E  E  E  E  E SE
Wind spd                   6  6  5  2  1  0  2  5  6  4  2  1  1  3  5  8  8  4
Wind gust                    17
Clouds                    SC SC CL CL FW SC SC FW SC B1 SC SC SC FW SC SC SC SC
PoP 12hr                     20           5          10           0          20
QPF 12hr                      0           0           0           0   0.00-0.08
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                                            S  S
Tstms                     IS                                            S  S
Obvis                                 PF PF
Heat index               106 99 91 85       97104103 97 90 84       94103100 95
Max heat              109   109   101    88   106   106    97    87   106   106
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    94      71    94      73    95      74    93
Temp          79 74 92 87   76 72 91 88   77 73 92 88   79 75 91 87
Dewpt         73 72 68 68   68 68 72 70   72 72 73 72   73 73 73 73
PWind dir        SE     E       S    SE       S     S       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW CL FW FW   FW CL FW FW   FW SC SC SC
PoP 12hr          0     0       0     0       0     5       5    20
Rain shwrs                                                        S
Tstms                                                             S

$$
TXZ178-152100-
San Jacinto-
Including the cities of Coldspring and Shepherd
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                91 95 97    73 75 80    90 94 97    73 75 80    89 93 96
Temp                      94 88 82 79 76 75 86 93 93 88 82 79 77 75 85 93 90 86
Dewpt                     74 76 76 76 76 75 78 75 73 74 74 75 75 74 76 75 73 75
RH                        53 68 82 91100100 77 56 52 63 77 88 94 97 75 56 58 70
Wind dir                  SE SE  S  S  S SE  E  E  E  E SE SE  E NE  E  E SE SE
Wind spd                   5  4  3  1  0  0  1  4  4  2  1  0  1  3  5  6  5  2
Wind gust                    14                                           16
Clouds                    SC FW FW FW FW SC SC SC SC B1 SC SC SC FW SC SC SC SC
PoP 12hr                     20           5          10           5          30
QPF 12hr                      0           0           0           0   0.00-0.16
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                                            C  C
Tstms                     IS                                            C  C
Obvis                                 PF PF
Heat index               105 99 89 80       98105103 97 88 81       95104 99 95
Max heat              111   111   103    94   109   109   100    93   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          73    93      70    93      72    93      73    93
Temp          78 73 92 85   75 71 90 85   75 72 91 85   77 73 90 85
Dewpt         73 72 69 71   69 68 72 72   72 71 74 74   73 72 75 74
PWind dir        SE     E       S    SE       S    SE       S     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          0     0       0     0       0     5       5    20
Rain shwrs                                                     S  S
Tstms                                                             S

$$
TXZ179-152100-
Polk-
Including the cities of Corrigan and Livingston
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                91 96 97    73 75 80    90 95 97    74 75 81    89 94 96
Temp                      95 89 82 79 77 75 87 94 95 89 83 80 77 75 86 93 93 88
Dewpt                     74 76 76 76 76 75 78 75 73 75 74 75 75 74 76 74 72 74
RH                        51 66 82 91 97100 75 54 49 64 74 85 94 97 72 54 51 63
Wind dir                  SE SE  S  S  S  E  E  E  E  E SE SE  E  E  E  E SE SE
Wind spd                   4  4  3  1  0  1  1  4  4  2  1  1  2  3  5  6  5  2
Wind gust                    14                                           16
Clouds                    FW SC FW FW SC SC SC SC SC SC SC SC SC FW FW SC SC SC
PoP 12hr                      5           5          10           0          20
QPF 12hr                      0           0           0           0   0.00-0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                                            S  S
Tstms                     IS                                            S  S
Obvis                                 PF PF
Heat index               106100 90 82       99105105 99 90 83       95104102 97
Max heat              111   111   102    95   110   109    99    93   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          73    94      70    93      72    94      73    93
Temp          79 73 92 85   75 71 91 86   76 72 91 86   77 73 90 85
Dewpt         73 71 69 70   70 68 72 72   72 71 74 74   74 72 74 74
PWind dir        SE     E       S    SE       S     S       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW CL CL FW   FW FW FW FW   SC FW SC SC
PoP 12hr          0     0       0     0       0     5       0    20
Rain shwrs                                                        S
Tstms                                                             S

$$
TXZ195-152100-
Burleson-
Including the cities of Caldwell and Somerville
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      99          76          98          76          96
Temp                      99 94 85 81 78 76 86 95 98 93 85 80 77 76 86 95 95 89
Dewpt                     70 71 73 75 75 75 77 72 70 70 72 73 73 73 75 73 72 73
RH                        39 47 67 82 91 97 75 48 41 47 65 79 87 90 70 49 48 59
Wind dir                   S SE SE  S  S SE SE SE SE SE SE SE SE NE  E  E  E SE
Wind spd                   9  9  8  4  2  0  2  5  8  6  4  1  0  2  6  8  9  8
Clouds                    SC SC FW CL FW SC B1 SC B1 SC FW SC SC SC SC SC B1 SC
PoP 12hr                      0           0           5           0          20
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S
Tstms                                                                   S  S
Heat index               107101 92 86       96104105100 90 84       96105104 97
Max heat              107   109   100    89   106   108    98    88   107   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    96      71    96      73    96      74    95
Temp          79 74 94 91   77 72 93 91   78 73 94 91   79 75 93 89
Dewpt         74 73 69 66   68 69 71 69   71 72 72 70   72 73 72 71
PWind dir        SE    SE      SE    SE       S     S       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   CL FW FW FW   CL CL FW FW   FW SC SC SC
PoP 12hr          5     0       0     0       0     5      10    30
Rain shwrs                                                     S  C
Tstms                                                             C

$$
TXZ196-152100-
Brazos-
Including the cities of Bryan and College Station
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      99          76          98          76          96
Temp                      99 93 85 81 78 76 86 95 98 92 85 81 78 76 87 95 95 90
Dewpt                     71 72 75 75 75 75 77 73 71 71 72 73 74 74 76 74 72 73
RH                        41 51 72 82 91 97 75 49 42 51 65 77 88 94 70 51 48 58
Wind dir                   S SE SE  S SE SE SE  E  E SE SE SE SE NE  E  E  E SE
Wind spd                   9  9  9  4  2  1  2  5  6  6  4  2  1  3  6  8  9  8
Clouds                    SC SC FW CL FW SC SC SC B1 B1 SC SC SC SC SC SC B1 SC
PoP 12hr                      5           5          10           0          20
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S
Tstms                                                                   S  S
Obvis                                 PF PF
Heat index               108102 93 87       97105106100 91 85       97106104 98
Max heat              109   110   101    89   107   109    98    87   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    96      71    96      73    96      74    95
Temp          79 75 93 90   77 72 92 90   78 74 93 91   79 75 92 89
Dewpt         74 73 69 68   69 69 73 71   72 72 74 72   73 73 74 73
PWind dir        SE    SE       S    SE       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   CL CL FW CL   FW CL FW FW   FW SC SC SC
PoP 12hr          5     0       0     0       0     5      10    30
Rain shwrs                                                        C
Tstms                                                             C

$$
TXZ197-152100-
Washington-
Including the city of Brenham
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      97          76          97          77          95
Temp                      97 92 84 80 77 76 86 94 96 92 84 80 78 77 86 94 94 88
Dewpt                     71 73 75 76 76 75 77 73 71 72 73 74 74 74 76 74 73 74
RH                        43 54 74 88 97 97 75 51 45 52 70 82 88 90 72 53 51 63
Wind dir                  SE SE  S  S SE SE SE  E  E SE SE SE  E NE  E  E  E SE
Wind spd                   8  8  6  3  1  0  2  5  5  5  3  0  0  3  5  6  8  5
Wind gust                       17
Clouds                    SC SC FW CL FW SC B1 SC B1 B1 SC SC SC SC B1 B1 B1 SC
PoP 12hr                      5           0          10           5          40
QPF 12hr                      0           0           0           0   0.02-0.10
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C
Tstms                                                             S  S  C  C
Obvis                                 PF PF
Heat index               106101 92 85       97104105 99 90 83       96105102 97
Max heat              107   109   101    89   107   107    99    88   107   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    95      71    95      73    95      74    94
Temp          78 75 93 89   76 72 91 89   77 74 92 89   78 75 91 88
Dewpt         74 73 69 67   69 69 72 71   72 72 73 72   73 73 74 72
PWind dir        SE     E      SE    SE       S     S       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   CL CL FW FW   FW CL FW FW   FW FW SC SC
PoP 12hr          5     0       0     0       0     5      10    30
Rain shwrs                                                        C
Tstms                                                             C

$$
TXZ198-152100-
Grimes-
Including the city of Navasota
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      98          76          97          77          95
Temp                      98 92 84 81 78 76 86 95 97 91 84 81 78 77 86 95 94 89
Dewpt                     72 73 75 75 76 75 77 74 72 72 73 74 74 75 76 74 73 73
RH                        43 54 74 82 94 97 75 51 45 54 70 79 88 94 72 51 51 59
Wind dir                   S SE SE  S SE SE SE  E  E SE SE SE  E NE  E  E  E SE
Wind spd                   8  9  8  3  1  1  2  6  6  6  3  1  1  4  6  9 10  8
Clouds                    SC B1 FW FW FW SC SC SC B1 B1 SC SC SC SC SC B1 B1 SC
PoP 12hr                      5           5          10           5          30
QPF 12hr                      0           0           0           0   0.00-0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                                            C  C
Tstms                     IS                                            C  C
Obvis                                 PF PF
Heat index               107101 93 86       98106106 99 91 85       97106103 97
Max heat              109   110   101    87   107   109    97    86   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    95      72    95      73    96      74    95
Temp          79 75 93 89   77 73 92 89   78 74 93 90   79 75 92 88
Dewpt         74 73 69 69   69 69 73 71   72 72 74 72   73 73 74 73
PWind dir        SE     E      SE    SE       S     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW CL FW FW   FW CL FW FW   FW SC SC SC
PoP 12hr          0     0       0     0       0     5       5    20
Rain shwrs                                                        S
Tstms                                                             S

$$
TXZ199-152100-
Montgomery-
Including the cities of Conroe and The Woodlands
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                92 96 98          76          95          77          93
Temp                      95 89 83 80 77 76 86 94 95 89 83 80 78 77 85 93 91 86
Dewpt                     74 75 76 76 76 75 78 75 73 74 75 75 75 75 77 76 74 75
RH                        51 64 80 88 97 97 77 54 49 61 77 85 91 94 77 58 58 70
Wind dir                  SE SE SE  S SE  E  E  E  E SE SE  E  E NE  E  E  E SE
Wind spd                   6  6  4  1  0  0  2  5  6  4  2  0  2  4  6  8  8  4
Wind gust                    17 14                                        18 14
Clouds                    SC SC FW FW FW SC SC SC SC B1 B1 SC SC SC SC B1 B1 SC
PoP 12hr                     20           5          10           5          40
QPF 12hr                      0           0           0           0   0.01-0.17
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                    S  S              S  S  C  C
Tstms                     IS                   IS IS              S  S  C  C
Obvis                                 PF PF
Heat index               107 99 91 83       98106105 98 90 84       96106101 95
Max heat              110   110   101    90   109   109    98    91   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    93      71    93      73    94      74    94
Temp          79 75 92 85   76 72 91 86   77 74 92 87   78 75 91 86
Dewpt         74 73 69 70   70 70 73 72   72 72 74 73   74 73 75 74
PWind dir        SE     E      SE    SE      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   FW CL FW FW   FW FW FW FW   FW FW FW SC
PoP 12hr          0     0       0     5       0    10       5    30
Rain shwrs                                                     S  C
Tstms                                                             C

$$
TXZ200-152100-
Northern Liberty-
Including the cities of Cleveland, Dayton, and Liberty
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      94          74          95          75          93
Temp                      93 88 81 78 75 74 86 93 94 89 81 79 76 75 86 92 92 88
Dewpt                     76 77 77 77 75 74 78 76 74 76 76 76 75 75 77 76 75 76
RH                        58 70 88 97100100 77 58 53 66 85 91 97100 75 60 58 68
Wind dir                  SE  S  S  N  N NE  E  E  E SE SE  E NE NE  E  E SE SE
Wind spd                   4  3  1  0  0  0  2  4  3  1  0  0  1  3  4  5  4  1
Clouds                    SC SC FW FW FW SC SC SC SC SC B1 SC SC FW SC SC SC SC
PoP 12hr                     20           5          10          10          40
QPF 12hr              0.00-0.05           0           0           0   0.09-0.23
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                    S  S              S  S  C  C
Tstms                     IS                   IS IS              S  S  C  C
Obvis                                 PF PF
Heat index               106100 88          99106105100 87 80       98106103 98
Max heat              110   110    97         110   110    98    86   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          72    93      70    93      71    93      72    93
Temp          78 73 91 84   74 71 90 86   75 72 90 86   76 73 90 85
Dewpt         73 72 69 71   70 69 73 74   73 72 75 75   74 72 75 75
PWind dir         E     E      SE    SE      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW CL   CL CL CL FW   FW FW FW FW   FW FW FW SC
PoP 12hr          0     0       0     5       0    10       5    30
Rain shwrs                                          S          S  C
Tstms                                               S          S  C

$$
TXZ210-152100-
Colorado-
Including the cities of Columbus, Eagle Lake, and Weimar
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      98          76          97          76          95
Temp                      98 92 83 79 77 76 88 96 97 93 84 79 77 76 87 95 91 88
Dewpt                     72 73 75 76 76 75 77 73 71 73 74 74 75 75 77 75 74 75
RH                        43 54 77 91 97 97 70 48 43 52 72 85 94 97 72 53 58 66
Wind dir                  SE SE SE SE  E  E  E  E  E SE SE  E NE NE  E  E  E  E
Wind spd                   9  9  5  1  0  1  3  5  8  6  3  0  1  4  6  9 10  6
Wind gust                       16
Clouds                    SC FW FW FW FW SC B1 SC B2 SC FW SC SC SC B1 B1 B1 B1
PoP 12hr                      5           5          10          10          50
QPF 12hr                      0           0           0           0   0.07-0.23
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                    S  S              S  S  C  C
Tstms                     IS                   IS IS              S  S  C  C
Heat index               107101 91 82      100106106101 91 81       99106101 97
Max heat              110   110    99    88   109   109    99    85   110   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    96      71    95      73    96      74    95
Temp          79 75 95 89   75 72 91 89   77 74 92 90   78 75 92 88
Dewpt         75 73 69 67   71 70 72 71   73 72 73 72   74 73 73 72
PWind dir         E     E      SE    SE      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW FW   CL CL FW FW   CL FW FW FW   FW FW SC SC
PoP 12hr          5     5       0     5       0    10       5    40
Rain shwrs                                                     S  C
Tstms                                                             C

$$
TXZ211-152100-
Austin-
Including the cities of Bellville and Sealy
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      97          76          97          77          95
Temp                      97 92 84 79 77 76 87 95 97 92 83 79 77 77 87 94 93 88
Dewpt                     72 73 75 76 76 75 77 73 72 72 74 74 75 75 77 74 74 74
RH                        45 54 74 91 97 97 72 49 45 52 74 85 94 94 72 53 54 63
Wind dir                  SE SE SE SE SE  E  E  E  E SE SE  N NE NE  E  E  E SE
Wind spd                   8  8  5  1  0  1  2  5  6  5  3  0  1  3  6  8  9  5
Clouds                    SC SC FW FW FW SC B1 SC B1 B1 SC SC SC SC B1 B1 B1 SC
PoP 12hr                     10           5          10          10          50
QPF 12hr                      0           0           0           0   0.05-0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                    S  S              S  S  C  C
Tstms                     IS                   IS IS              S  S  C  C
Obvis                                 PF PF
Heat index               107101 92 82       99105105100 90 82       98106102 97
Max heat              110   111   101    87   107   107    98    87   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          74    95      71    95      73    96      74    95
Temp          78 75 93 88   75 72 91 89   77 74 91 89   78 75 91 88
Dewpt         75 73 68 67   70 70 71 70   73 72 72 71   74 73 72 71
PWind dir        SE     E      SE    SE      SE    SE       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW CL   CL CL FW FW   CL CL FW FW   FW FW SC SC
PoP 12hr          5     0       0     5       0     5       5    30
Rain shwrs                                                        C
Tstms                                                             C

$$
TXZ212-152100-
Waller-
Including the cities of Brookshire, Hempstead, Prairie View,
and Waller
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      97          76          97          77          95
Temp                      97 91 84 80 77 76 87 95 97 92 84 80 78 77 87 94 94 89
Dewpt                     73 74 76 77 76 76 78 74 73 73 74 75 75 75 77 75 74 75
RH                        46 58 77 91 97100 75 51 46 54 72 85 91 94 72 54 53 64
Wind dir                  SE SE SE SE SE  E  E  E SE SE SE  E NE NE  E  E  E SE
Wind spd                   8  9  5  2  0  1  3  6  6  6  3  0  2  4  8  9 10  6
Clouds                    SC SC FW FW FW SC SC SC B1 B1 SC SC SC SC B1 B1 B1 SC
PoP 12hr                     20           5          10          10          40
QPF 12hr                      0           0           0           0   0.06-0.18
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                    S  S              S  S  C  C
Tstms                     IS                   IS IS              S  S  C  C
Obvis                                 PF PF
Heat index               108101 93 85      100106106100 91 84       99106105 98
Max heat              110   111   101    87   109   109   100    89   109   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          75    95      72    95      73    96      74    95
Temp          79 76 93 88   76 73 91 89   77 74 91 89   78 75 91 88
Dewpt         75 73 68 68   71 70 72 71   73 73 74 72   74 73 74 73
PWind dir        SE     E      SE    SE      SE    SE       S    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW CL   CL CL FW FW   FW CL FW FW   FW FW SC SC
PoP 12hr          0     0       0     5       0    10       5    30
Rain shwrs                                                        C
Tstms                                                             C

$$
TXZ213-152100-
Inland Harris-
Including the city of Houston
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                91 96 98    75 79 81    91 96 98    75 80 82    89 93 95
Temp                      95 91 85 82 80 79 88 94 96 91 85 83 81 80 88 93 93 89
Dewpt                     75 76 77 77 77 77 78 75 74 74 76 77 77 77 77 76 75 75
RH                        53 62 77 85 91 94 72 54 49 58 75 82 88 91 70 58 56 64
Wind dir                  SE SE SE SE  E  E  E  E  E SE SE  E NE NE  E  E  E SE
Wind spd                   9  8  4  2  0  2  4  8  9  6  3  2  4  6  9 10 10  6
Wind gust                       14                19 17          18 19 23 25 18
Clouds                    SC SC FW FW FW SC SC SC B1 B1 SC SC SC SC B1 B1 B1 SC
PoP 12hr                     20           5          20          20          50
QPF 12hr              0.00-0.08           0           0   0.00-0.05   0.07-0.18
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                    S  S              S  S  C  C
Tstms                     IS                   IS IS              S  S  C  C
Heat index               108102 96 90 84 80101106106101 94 92 87 84100106105100
Max heat              110   111   103    94   110   109   103    97   110   109
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          77    94      75    94      76    95      77    95
Temp          82 77 92 87   79 76 91 88   80 77 91 89   80 77 91 88
Dewpt         75 74 68 70   72 71 73 73   74 74 74 74   75 74 74 74
PWind dir         E     E      SE     E      SE    SE       S     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW CL   CL CL FW FW   FW FW FW FW   FW FW FW SC
PoP 12hr          5     0       0    10       0    10       5    30
Rain shwrs                                          S          S  C
Tstms                                               S          S  C

$$
TXZ214-152100-
Chambers-
Including the cities of Anahuac, Mont Belvieu, Old River-Winfree,
Stowell, and Winnie
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      92    75 77 84          93    76 78 84          91
Temp                      92 87 82 81 79 77 86 91 93 88 83 82 79 78 86 89 91 87
Dewpt                     77 78 78 78 77 77 79 77 76 77 78 78 77 77 78 78 76 76
RH                        62 75 88 91 94100 80 64 58 70 85 88 94 97 77 70 62 70
Wind dir                  SE SE SE SE SE NE  E  E SE SE  E  E NE NE  E  E  E SE
Wind spd                   6  4  3  1  0  2  5  6  6  4  3  3  4  6  9 10  9  4
Wind gust                                               14 13                14
Clouds                    SC SC FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC FW
PoP 12hr                     20           5          20          40          50
QPF 12hr              0.00-0.10           0   0.00-0.14   0.00-0.09   0.09-0.21
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                 S  S  S        S  C  C  C  C  C
Tstms                     IS                IS IS IS        S  C  C  C  C  C
Heat index               107101 91 88 81    99104106100 92 90 82    98102103 98
Max heat              109   110   103   100   110   110   105   100   109   109


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          76    91      75    91      76    91      76    92
Temp          81 76 89 85   79 76 88 86   79 77 89 86   80 77 89 86
Dewpt         75 73 71 73   73 72 74 75   75 74 75 76   76 75 75 76
PWind dir         E     E      SE     E      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW CL   CL CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          0     5       0     5       5    20       5    30
Rain shwrs                                          S          C  C
Tstms                                               S          S  C

$$
TXZ226-152100-
Wharton-
Including the cities of El Campo and Wharton
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      97          77          97          77          94
Temp                      96 91 83 80 78 77 89 96 96 92 83 80 78 77 89 94 93 89
Dewpt                     74 75 77 77 76 75 77 74 73 74 75 75 76 76 78 76 76 76
RH                        49 60 82 91 94 94 68 49 48 56 77 85 94 97 70 56 58 66
Wind dir                  SE SE SE SE  E  E  E  E  E SE  E  E NE NE  E  E  E  E
Wind spd                  10  9  3  1  1  2  4  8  9  8  2  1  3  5  8 10 10  8
Clouds                    SC FW FW FW FW SC SC SC B1 SC SC SC B1 SC SC SC B1 SC
PoP 12hr                     20          10          20          20          60
QPF 12hr              0.00-0.06           0   0.00-0.07   0.00-0.06   0.20-0.31
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S           S  S  S  S  S              C  C  L  L
Tstms                     IS          IS IS IS IS IS              C  C  L  L
Heat index               107102 91 85      102107107102 90 84      103107105100
Max heat              111   110   100    89   111   110   101    88   110   109
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          75    95      73    95      74    95      75    95
Temp          79 76 94 88   76 74 91 88   77 75 92 89   78 76 92 88
Dewpt         75 74 69 71   72 71 73 73   74 73 74 74   75 73 74 74
PWind dir         E     E       E     E      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW CL   CL CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0    10       0    20       5    40
Rain shwrs                            S             S          S  C
Tstms                                 S             S          S  C

$$
TXZ227-152100-
Fort Bend-
Including the cities of First Colony, Mission Bend,
Missouri City, Pecan Grove, Rosenberg, and Sugar Land
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                93 96 99          77          96          78          93
Temp                      95 91 83 80 78 77 88 95 96 91 83 81 79 78 89 92 93 90
Dewpt                     75 76 77 77 76 76 78 75 74 74 75 76 77 76 78 77 76 76
RH                        53 62 82 91 94 97 72 53 49 58 77 85 94 94 70 62 58 64
Wind dir                  SE SE SE SE  N  E  E  E  E SE  E  E NE NE  E  E  E  E
Wind spd                   8  8  3  1  0  1  3  6  9  6  2  1  3  5  8 10 10  6
Wind gust                                                              20 21
Clouds                    SC SC FW FW FW SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     20           5          20          30          60
QPF 12hr                      0           0           0   0.00-0.09   0.14-0.23
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                 S  S  S              C  C  L  L
Tstms                     IS                IS IS IS              C  C  L  L
Heat index               108102 92 86      102106107101 90 86 81   103105106101
Max heat              111   111   103    92   110   109   101    94   110   109
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          76    95      73    94      74    95      75    95
Temp          80 77 93 87   76 74 90 88   77 75 90 88   78 76 90 88
Dewpt         75 74 69 70   72 71 73 73   74 73 74 74   75 73 74 74
PWind dir         E     E      SE     E      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW CL   CL CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0    20       0    20       5    40
Rain shwrs                            S             S          S  C
Tstms                                 S             S          S  C

$$
TXZ235-152100-
Inland Jackson-
Including the cities of Edna and Ganado
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                94 97100          78          97          77          95
Temp                      97 90 84 81 79 78 89 97 96 91 84 81 79 77 88 95 93 88
Dewpt                     74 76 77 77 77 76 78 75 75 75 76 76 76 76 79 77 77 77
RH                        48 64 80 88 94 94 70 50 51 60 77 85 91 97 75 56 60 70
Wind dir                  SE SE SE SE  E NE  E  E SE SE  E  E NE NE  E  E  E  E
Wind spd                  12 12  5  2  2  3  5  9 10 10  4  2  4  8  9 10 11  9
Clouds                    SC FW FW FW FW SC SC SC B2 SC FW SC SC SC SC B1 B1 B1
PoP 12hr                     20          10          20          20          60
QPF 12hr                      0   0.00-0.10   0.00-0.12        0.01   0.22-0.45
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S           S  S  S  S  S              C  C  L  L
Tstms                     IS          IS IS IS IS IS              C  C  L  L
Heat index               108101 94 88 81   102110109103 93 87 80   102110107101
Max heat              111   111   102    95   113   112   102    94   112   112
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          76    96      74    95      75    96      76    95
Temp          80 76 95 89   78 75 92 89   79 76 93 90   80 77 93 89
Dewpt         76 74 70 73   73 72 75 75   75 74 76 76   76 75 76 76
PWind dir         E     E       E     E      SE    SE      SE    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW FW   CL FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10       0    10       5    20      10    40
Rain shwrs                                          S       S  C  C
Tstms                                               S             C

$$
TXZ236-152100-
Inland Matagorda-
Including the city of Bay City
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      95          77          95          78          93
Temp                      94 89 83 81 79 77 89 94 94 89 83 81 79 78 88 92 93 88
Dewpt                     76 77 78 77 77 76 78 76 75 76 77 77 77 77 79 78 77 77
RH                        56 68 85 88 94 97 70 56 54 66 82 88 94 97 75 64 60 70
Wind dir                  SE SE SE SE  E NE  E  E  E  E  E NE NE NE  E  E  E  E
Wind spd                  10  9  4  2  1  3  5  9 10  9  4  3  4  6  9 10 11  9
Clouds                    SC FW FW FW SC SC SC SC B1 SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     20          20          20          40          60
QPF 12hr                      0   0.00-0.21   0.00-0.09   0.00-0.11   0.18-0.31
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S           S  S  S  S  S           S  C  C  L  L
Tstms                     IS          IS IS IS IS IS           S  C  C  L  L
Heat index               107101 93 89 82   103107107100 91 88 81   104106107101
Max heat              110   110   100    92   110   109    99    93   110   109
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          76    94      74    93      75    93      76    93
Temp          81 76 92 87   78 75 90 87   79 76 90 87   80 77 90 87
Dewpt         76 74 70 73   74 72 74 75   76 74 76 76   76 74 75 76
PWind dir         E     E       E     E      SE    SE      SE     E
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   CL FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10       0    20       5    20      10    40
Rain shwrs                            S             S          C  C
Tstms                                 S             S          S  C

$$
TXZ237-152100-
Inland Brazoria-
Including the cities of Alvin, Angleton, and Pearland
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      94          76          94          78          92
Temp                      94 89 82 80 78 76 88 93 94 89 82 81 79 78 88 90 92 89
Dewpt                     76 77 77 77 76 76 78 76 75 75 77 77 77 77 79 78 76 77
RH                        56 68 85 91 94100 72 58 54 64 85 88 94 97 75 68 60 68
Wind dir                  SE SE SE SE  E NE  E  E  E  E  E  E NE NE  E  E  E  E
Wind spd                   8  6  2  0  0  1  4  9 10  6  2  2  3  5  9 11 11  6
Wind gust                                                                 21
Clouds                    SC SC FW FW FW SC SC SC B1 SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     20          10          20          40          60
QPF 12hr                      0   0.00-0.13           0   0.00-0.13   0.13-0.27
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                 S  S  S           S  C  C  L  L
Tstms                     IS                IS IS IS           S  C  C  L  L
Heat index               108102 91 86      101105106100 90 88 80   102104105101
Max heat              112   112   102    90   109   109    99    92   110   107
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          75    93      73    93      74    93      74    93
Temp          80 76 91 86   77 74 89 87   78 75 89 87   78 75 90 87
Dewpt         76 73 70 72   73 72 74 74   75 73 75 75   75 73 74 75
PWind dir         E     E       E     E      SE    SE      SE     E
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   CL CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0    20       5    20       5    40
Rain shwrs                            S             S          C  C
Tstms                                 S             S          S  C

$$
TXZ238-152100-
Inland Galveston-
Including the cities of Friendswood and League City
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      94          78          93          80          91
Temp                      93 88 84 81 79 78 87 92 93 88 84 82 80 80 87 89 91 88
Dewpt                     78 78 78 78 77 76 78 77 76 77 77 78 77 78 79 78 78 77
RH                        62 72 82 91 94 94 75 62 58 70 80 88 91 94 77 70 66 70
Wind dir                  SE SE SE SE  N  E  E  E  E SE  E  E  E NE  E  E  E  E
Wind spd                   9  8  3  1  0  1  5 10 11  8  4  4  5  8 11 13 13  9
Clouds                    SC SC FW FW FW SC SC FW SC SC SC SC SC SC B1 B1 B1 SC
PoP 12hr                     20           5          20          50          60
QPF 12hr                      0           0           0   0.03-0.10   0.15-0.23
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                 S  S  S        S  C  C  C  L  L
Tstms                     IS                IS IS IS        S  C  C  C  L  L
Heat index               109102 94 90 82   101106106100 93 92 86 84101103106100
Max heat              112   110   100    91   109   107   100    94   106   108
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          78    91      76    92      76    92      76    92
Temp          82 78 90 86   79 77 88 86   79 77 89 86   79 77 90 87
Dewpt         76 74 72 73   73 73 75 75   75 74 76 76   76 74 76 76
PWind dir         E     E      SE     E      SE    SE      SE     E
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   CL CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0    10       5    20       5    30
Rain shwrs                                          S          C  C
Tstms                                               S          S  C

$$
TXZ300-152100-
Southern Liberty-
Including the city of Devers
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      93          75          93          76          91
Temp                      92 88 81 79 76 75 85 91 93 88 81 80 77 76 85 90 91 87
Dewpt                     77 78 77 77 76 75 79 76 75 77 77 77 76 76 77 77 75 76
RH                        62 72 88 94100100 82 62 56 70 88 91 97100 77 66 60 70
Wind dir                  SE  S SE SE  N NE  E  E  E SE SE  E NE NE  E  E SE SE
Wind spd                   4  3  1  0  0  1  3  4  4  2  1  1  3  4  6  6  5  2
Clouds                    SC SC FW FW FW SC SC SC SC SC B1 SC SC SC SC SC SC FW
PoP 12hr                     20           5          20          20          40
QPF 12hr                   0.01           0   0.00-0.05           0   0.16-0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                    S  S              S  S  C  C
Tstms                     IS                   IS IS              S  S  C  C
Heat index               106100 88 82       98104104 99 89 84       97103103 98
Max heat              109   109   100    89   106   107    99    88   106   105


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          73    91      72    91      73    92      73    92
Temp          79 74 89 84   76 73 88 85   77 74 89 86   78 75 89 86
Dewpt         74 72 70 72   72 71 74 74   74 73 75 76   75 74 75 76
PWind dir         E     E      SE     E      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW CL   CL CL CL FW   FW FW FW FW   FW FW SC SC
PoP 12hr          0     5       0     5       0    20       5    40
Rain shwrs                                          S          C  C
Tstms                                               S          S  C

$$
TXZ313-152100-
Coastal Harris-
Including the cities of Baytown and Pasadena
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                88 93 95    76 79 82    88 93 94    77 80 83          91
Temp                      93 89 85 83 81 79 87 92 93 89 85 84 81 80 86 90 91 89
Dewpt                     77 77 78 78 77 77 78 76 75 76 77 78 77 77 78 77 76 76
RH                        60 68 80 85 88 94 75 60 56 66 77 82 88 91 77 66 62 66
Wind dir                  SE SE SE SE SE NE  E  E SE SE  E  E NE NE  E  E  E SE
Wind spd                   9  8  4  2  0  2  5  8  9  6  4  4  5  8 10 11 11  6
Clouds                    SC FW FW FW FW SC SC SC B1 SC SC SC SC SC B1 B1 B1 SC
PoP 12hr                     20           5          20          30          50
QPF 12hr                      0           0   0.00-0.06   0.00-0.08   0.10-0.19
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                 S  S  S           S  C  C  C  C
Tstms                     IS                IS IS IS           S  C  C  C  C
Heat index               107102 96 93 87 83100105105101 96 94 88 85 98103103100
Max heat              110   110   103    98   107   109   102    98   106   106
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          78    91      76    91      77    92      77    92
Temp          83 78 90 85   80 77 88 86   80 78 89 87   81 78 90 87
Dewpt         76 74 70 72   73 73 73 74   75 75 75 75   76 75 74 75
PWind dir         E     E      SE     E      SE    SE      SE     E
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   CL CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0     5       0    10       5    30
Rain shwrs                                          S          C  C
Tstms                                               S          S  C

$$
TXZ335-152100-
Coastal Jackson-
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                89 94 97          79    90 95 97          79    88 93 95
Temp                      94 88 84 82 81 79 88 94 94 89 84 82 80 79 87 92 92 87
Dewpt                     76 77 78 78 78 77 78 76 76 77 77 77 77 77 79 78 78 78
RH                        56 70 82 88 91 94 72 56 56 68 80 85 91 94 77 64 64 75
Wind dir                  SE SE SE SE  E  E  E  E SE  E  E NE NE NE  E  E  E  E
Wind spd                  12 11  6  3  2  3  6 10 11 11  5  3  5  8  9 10 11 11
Clouds                    SC FW FW FW SC SC SC SC B2 SC FW SC SC SC SC B1 B1 B1
PoP 12hr                     20          30          30          40          60
QPF 12hr                      0   0.02-0.11   0.02-0.18   0.00-0.09   0.23-0.42
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  C  S  C  S           S  C  C  L  L  S
Tstms                                 IS IS IS IS IS           S  C  C  L  L IS
Heat index               107101 96 91 88 82102108108101 94 90 86   101108107100
Max heat              110   110   100    98   111   111   100    97   113   112
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          77    94      76    93      77    93      78    93
Temp          81 78 92 87   80 77 90 87   81 78 91 87   82 78 91 87
Dewpt         77 75 72 75   75 74 76 76   76 75 77 77   77 75 77 77
PWind dir         E     E       E     E      SE    SE      SE    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW FW   CL FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10       5    10       5    20      20    40
Rain shwrs     S                                    S       S  C  C
Tstms         IS                                    S          S  C

$$
TXZ336-152100-
Coastal Matagorda-
Including the city of Palacios
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                87 92 95    77 80 84    88 93 95    77 80 84    86 91 93
Temp                      92 88 84 83 82 80 88 92 92 88 84 83 81 80 87 90 91 87
Dewpt                     77 78 78 78 77 77 78 76 76 77 78 78 78 78 79 78 78 78
RH                        62 72 82 85 85 91 72 60 60 70 82 85 91 94 77 68 66 75
Wind dir                  SE SE SE SE  E  E  E  E  E  E  E  E NE NE  E  E  E  E
Wind spd                  10 10  6  4  3  3  6 11 12 11  8  5  5  8 10 11 13 11
Clouds                    SC FW FW SC SC SC SC SC B1 SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     20          20          20          50          60
QPF 12hr                      0   0.02-0.28   0.00-0.10   0.03-0.41   0.17-0.31
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  S  S  S  S        S  C  L  L  L  L
Tstms                                 IS IS IS IS IS        S  C  L  L  L  L
Heat index               106101 96 93 90 84102105106101 95 93 89 84102105105100
Max heat              109   109   102   102   109   109   102   101   109   108


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          79    92      77    91      78    91      78    91
Temp          83 79 91 86   81 78 88 86   82 79 89 87   82 79 89 86
Dewpt         77 75 72 74   75 74 75 76   76 75 76 76   76 75 76 76
PWind dir         E     E       E     E      SE    SE      SE    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC FW FW   CL FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10    10       5    10      10    20      10    40
Rain shwrs                            S             S       S  C  C
Tstms                                 S             S          S  S

$$
TXZ337-152100-
Coastal Brazoria-
Including the cities of Clute, Freeport, and Lake Jackson
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                88 93 95    76 78 82    88 93 94          79    86 91 92
Temp                      92 88 84 82 80 78 88 92 92 88 84 83 81 79 87 88 91 88
Dewpt                     77 78 78 78 77 76 78 76 76 77 78 78 78 77 79 78 78 77
RH                        62 72 82 88 91 94 72 60 60 70 82 85 91 94 77 72 66 70
Wind dir                  SE SE SE SE SE NE  E  E  E  E  E  E  E NE  E  E  E  E
Wind spd                   9  6  4  2  1  2  6 11 12  9  5  4  4  6 10 12 13 10
Wind gust                                               16 14
Clouds                    SC SC FW FW FW SC SC SC SC SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     20          10          20          50          60
QPF 12hr                      0   0.00-0.21           0   0.01-0.15   0.20-0.28
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S           S  S  S  S  S        S  C  L  L  L  L
Tstms                     IS          IS IS IS IS IS        S  C  L  L  L  L
Heat index               106102 94 91 86   101105106100 94 93 87 80101102105101
Max heat              110   110   103    98   109   109   102   101   108   108


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          77    91      76    91      76    91      76    91
Temp          83 78 90 86   80 77 88 86   81 77 88 86   81 77 88 86
Dewpt         76 73 72 74   74 73 74 75   75 74 75 76   76 74 75 76
PWind dir         E     E       E     E      SE    SE      SE     E
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW FW   CL FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr         10     5       5    10       5    20      10    30
Rain shwrs                            S             S          C  C
Tstms                                 S             S          S  C

$$
TXZ338-152100-
Coastal Galveston-
Including the cities of Dickinson, La Marque, and Texas City
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      93    78 80 84          93          81          91
Temp                      92 88 85 83 81 80 87 92 92 88 85 84 82 81 86 90 91 88
Dewpt                     78 79 78 78 77 77 79 78 77 77 78 79 78 78 79 79 78 78
RH                        64 75 80 85 88 91 77 64 62 70 80 85 88 91 80 70 66 72
Wind dir                  SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd                   9  8  5  3  1  2  8 10 11  9  8  6  6  9 11 13 13 10
Clouds                    SC FW FW FW FW SC SC FW SC SC SC SC SC SC B1 B1 B1 SC
PoP 12hr                     20           5          20          50          60
QPF 12hr                      0           0        0.01   0.05-0.13   0.18-0.25
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                 S  S  S        C  C  C  C  L  L
Tstms                     IS                IS IS IS        C  C  C  C  L  L
Heat index               108103 96 93 89 84101107107101 97 95 91 88101106106101
Max heat              110   110   105   102   110   110   106   103   109   109
Heat                       Y


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          80    91      78    91      78    91      78    92
Temp          84 80 90 86   81 78 88 86   81 78 89 87   81 78 89 87
Dewpt         76 74 73 74   74 73 76 76   76 75 77 77   76 75 77 77
PWind dir         E     E      SE     E      SE    SE       S     E
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   CL CL FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0    10       5    10       5    30
Rain shwrs                                                     C  S
Tstms                                                          S  S

$$
TXZ436-152100-
Matagorda Islands-
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      89          84          89          83          88
Temp                      88 87 86 86 85 84 86 88 88 87 87 86 85 83 85 86 87 86
Dewpt                     78 78 78 78 78 77 78 78 78 78 79 79 79 79 79 79 79 78
RH                        72 75 77 77 80 80 77 72 72 75 77 80 82 88 82 80 77 77
Wind dir                  SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd                  11 12 12 10  6  6 10 12 14 14 13 11 10 12 12 13 16 16
Clouds                    FW FW FW SC SC B1 SC SC B1 SC SC SC SC SC SC B1 SC SC
PoP 12hr                     20          20          30          50          70
QPF 12hr                      0   0.00-0.22   0.00-0.08   0.08-0.49   0.21-0.60
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  C  S  S  S        S  C  L  L  L  L  S
Tstms                                 IS IS IS IS IS        S  C  L  L  L  L IS
Heat index               101100 99 98 96 94 98101102101100 99 97 94 98100101 99
Max heat              106   108   103   102   106   106   103   101   106   106


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          83    88      82    87      82    87      82    87
Temp          86 83 88 85   84 83 86 85   85 83 86 85   85 83 86 85
Dewpt         77 75 73 75   75 74 76 76   76 75 77 77   77 76 76 77
PWind dir         E     E       E     E      SE    SE      SE    SE
Wind char        GN    GN      GN    GN      GN    LT      GN    LT
Avg clouds    SC SC FW FW   FW FW FW FW   FW FW FW FW   FW FW SC FW
PoP 12hr         20    10      10    10      10    10      10    40
Rain shwrs     S                                    S          C  C
Tstms         IS                                    S          S  S

$$
TXZ437-152100-
Brazoria Islands-
Including the city of Surfside Beach
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      89          82          89          82          88
Temp                      89 87 86 86 85 83 87 88 89 88 87 86 85 83 85 85 87 86
Dewpt                     78 78 78 78 78 77 78 78 78 78 78 79 79 78 79 79 79 78
RH                        70 75 77 77 80 82 75 72 70 72 75 80 82 85 82 82 77 77
Wind dir                  SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd                  10 10 10  8  4  4 10 13 14 12 12 12 10 11 13 14 17 14
Clouds                    SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     20          10          20          60          70
QPF 12hr                      0   0.00-0.07           0   0.07-0.17   0.24-0.30
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  S  S        S  C  L  L  L  L
Tstms                                    IS IS IS IS        S  C  L  L  L  L
Heat index               103101 99 99 96 92 99101103101100100 97 93 99 97101 99
Max heat              106   106   103   103   106   106   105   105   105   105


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          82    88      80    88      81    88      80    88
Temp          87 82 86 85   84 82 86 85   84 82 86 86   84 82 86 86
Dewpt         76 74 73 75   74 74 75 76   76 75 77 76   76 76 76 76
PWind dir         E     E       E     E      SE    SE      SE     E
Wind char        GN    GN      GN    GN      GN    LT      LT    LT
Avg clouds    SC FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC FW
PoP 12hr         10     5       5    10      10    20      10    30
Rain shwrs                                          S          C  C
Tstms                                               S          S  S

$$
TXZ438-152100-
Galveston Island-
Including the city of Galveston
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      92          84          91          83          90
Temp                      92 89 87 86 86 84 88 91 91 89 88 87 85 84 87 89 90 88
Dewpt                     79 78 79 78 78 77 78 78 78 78 79 79 79 79 79 79 78 78
RH                        66 70 77 77 77 80 72 66 66 70 75 77 82 85 77 73 68 72
Wind dir                  SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd                   9 10  9  6  4  4 10 12 12 11 12 12 11 12 14 16 16 13
Clouds                    SC FW FW FW FW SC SC FW SC SC SC SC SC SC B1 B1 SC SC
PoP 12hr                     20           5          20          60          60
QPF 12hr                      0           0           0   0.09-0.15   0.21-0.27
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  S  S     S  C  C  L  L  L  L
Tstms                                       IS IS IS    IS  C  C  L  L  L  L
Heat index               108104101 99 97 94101106106102102101 98 95101105105101
Max heat              109   109   106   105   107   107   108   108   108   108


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          83    90      82    89      82    89      82    89
Temp          87 83 89 86   85 83 87 87   85 83 87 87   85 83 87 87
Dewpt         77 74 73 74   75 74 75 75   76 75 76 76   77 76 76 76
PWind dir         E     E      SE     E      SE    SE      SE     E
Wind char        GN    GN      GN    GN      GN    LT      LT    LT
Avg clouds    FW FW FW CL   CL FW FW FW   FW FW FW FW   FW FW SC FW
PoP 12hr          5     5       5    10      10    10      10    30
Rain shwrs                                                     C  S
Tstms                                                          C  S

$$
TXZ439-152100-
Bolivar Peninsula-
121 PM CDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      90    78 81 84          91          81          90
Temp                      90 87 85 84 83 81 87 90 91 88 86 84 83 81 86 88 90 87
Dewpt                     79 79 79 78 77 77 79 78 78 78 79 79 79 78 79 79 78 77
RH                        70 77 82 82 82 88 77 68 66 72 80 85 88 91 80 75 68 72
Wind dir                  SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E SE
Wind spd                   9  8  8  5  2  4  9 10 11  9 10 10  9 11 13 14 13 10
Clouds                    FW FW FW FW FW SC SC SC SC FW SC SC SC SC B1 B1 SC FW
PoP 12hr                     20           5          20          60          60
QPF 12hr                      0           0   0.00-0.07   0.08-0.16   0.11-0.22
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                   S  S  S     S  C  C  C  C  L  L
Tstms                                       IS IS IS    IS  C  C  C  C  L  L
Heat index               106102 98 96 93 88101105105101 99 97 93 89100103104 99
Max heat              108   109   103    98   108   109   103   101   109   108


Date          Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          80    89      80    89      80    89      80    90
Temp          85 80 89 86   83 80 87 86   83 81 87 86   83 81 87 86
Dewpt         76 74 73 74   75 74 76 76   76 75 77 77   77 76 77 77
PWind dir         E     E      SE     E      SE    SE      SE     E
Wind char        GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW CL   CL FW FW FW   FW FW FW FW   FW FW SC SC
PoP 12hr          5     5       0     5       5    10       5    30
Rain shwrs                                                     C  S
Tstms                                                          C  S

$$