Point Forecast Matrices
Issued by NWS Brownsville, TX

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Point Forecast Matrices
National Weather Service Brownsville TX
1226 PM CDT Sun Oct 12 2025

TXZ255-122100-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
1226 PM CDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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          73          90          75          88
Temp                   88 88 82 78 76 74 74 83 88 88 82 79 77 76 75 81 86 86 81
Dewpt                  64 65 67 68 69 69 68 70 68 69 70 72 72 72 73 74 72 71 71
RH                     45 47 61 71 79 84 82 65 52 54 67 79 85 87 94 79 63 61 72
Wind dir               SE SE SE SE SE SE  E SE  E  E  E  E  E  E  E  E  E  E  E
Wind spd                5  9  8  5  5  5  4  6 10 10  9  5  5  4  4  5 10 10  8
Clouds                 FW FW FW FW CL FW FW SC FW FW SC FW FW SC SC SC SC SC FW
PoP 12hr                      0           0           0          20          40
QPF 12hr                      0           0           0        0.03        0.05
Rain shwrs                                            S  S  S  S  C  C  C  C
Tstms                                                       S  S  S
Heat index                                     92 92                   92 91
Max heat                     90                92    92                92    93


Date          Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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    89      71    88      73    90      76    92
Temp          76 72 87 81   74 72 87 82   76 74 89 85   79 76 90 85
Dewpt         69 67 65 66   66 66 65 67   69 69 70 72   72 73 73 74
PWind dir         E    NE       E    SE      SE    SE      SE    SE
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    FW SC SC FW   FW FW SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          5     5       0     5       5     5       5     5

$$
TXZ255-122100-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
1226 PM CDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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          67          91          70          88
Temp                   88 89 82 74 71 69 68 82 89 89 82 75 73 72 72 80 86 85 80
Dewpt                  62 63 65 68 67 67 66 70 67 68 70 71 71 71 72 74 72 70 70
RH                     42 42 56 82 87 93 93 67 48 50 67 87 93 97100 82 63 61 72
Wind dir               SE  E  E SE SE SE  E SE  E  E  E  E  E  E  E  E  E  E  E
Wind spd                6 10 11  6  5  5  5  8 12 13 12  8  6  5  5  8 11 13 10
Clouds                 CL FW FW CL FW FW FW FW SC SC FW FW FW SC SC SC B1 SC FW
PoP 12hr                      0           0           0          10          40
QPF 12hr                      0           0           0           0        0.02
Rain shwrs                                                        C  C  C  C
Heat index                90                   93 93                   91 90
Max heat                     91                93    93                91    92


Date          Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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          67    90      66    91      69    92      71    93
Temp          72 68 87 81   70 67 88 82   72 70 89 85   75 72 91 85
Dewpt         68 66 65 65   66 63 65 66   68 67 69 71   72 71 72 73
PWind dir         E    NE      SE    SE      SE    SE      SE    SE
Wind char        LT    GN      LT    LT      LT    GN      GN    GN
Avg clouds    FW FW FW FW   FW FW SC SC   FW FW FW SC   FW FW FW FW
PoP 12hr          0     5       0     5       0     5       0    10

$$
TXZ253-122100-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
1226 PM CDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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          71          94          73          91
Temp                   90 93 86 79 76 73 72 82 90 92 86 80 77 75 74 81 88 89 82
Dewpt                  60 59 62 65 67 67 68 70 66 65 67 70 71 70 71 72 70 70 69
RH                     37 32 45 62 74 81 87 67 45 41 53 72 82 84 90 74 55 54 65
Wind dir               SE SE SE SE SE SE  E SE SE  E  E  E  E  E NE  E  E  E  E
Wind spd                8  9 11  9  8  6  5  8 11 12 13  9  5  5  5  6  9 11 11
Clouds                 CL FW CL FW CL CL FW FW SC SC FW FW FW FW SC SC B1 B1 FW
PoP 12hr                      0           0           5          10          40
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                        S  S  C  C
Tstms                                                             S  S  S
Heat index                                     93 95                   93 94
Max heat                     93                93    95                93    95


Date          Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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          70    92      69    93      72    95      74    96
Temp          75 72 88 84   74 70 89 84   76 72 90 88   79 75 92 87
Dewpt         69 67 64 63   65 65 64 64   67 67 68 69   71 71 70 70
PWind dir         E    NE      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    FW FW FW SC   FW FW FW FW   FW CL FW FW   FW CL FW FW
PoP 12hr          0     5       0     5       0     5       0     5

$$
TXZ355-122100-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
1226 PM CDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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          72          87          74          86
Temp                   86 86 81 78 76 74 73 83 86 86 81 79 77 76 75 81 84 84 81
Dewpt                  67 68 69 69 69 69 68 71 71 72 73 72 73 73 74 75 74 74 72
RH                     53 55 67 74 79 84 84 67 61 63 77 79 87 90 97 82 72 72 74
Wind dir                E  E  E SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E  E
Wind spd                9 10 10  6  5  5  5  8 12 12 10  9  6  5  5  9 12 13 10
Clouds                 FW CL FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC FW
PoP 12hr                      0           0           5          20          30
QPF 12hr                      0           0           0        0.07        0.02
Rain shwrs                                            S  S  S  S  C  C  S  S
Tstms                                                          S
Heat index                                     92 92                   92 91
Max heat                                       92    92                92    92


Date          Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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    87      71    87      72    89      74    90
Temp          76 72 85 81   75 71 85 81   76 73 87 84   78 75 88 83
Dewpt         69 67 68 68   67 66 69 69   69 70 73 74   74 73 75 76
PWind dir         E    NE      SE    SE      SE    SE      SE    SE
Wind char        LT    GN      LT    LT      LT    GN      GN    GN
Avg clouds    FW SC SC FW   FW FW SC FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0     0       0     5       5     5       5     5

$$
TXZ249-122100-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
1226 PM CDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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          65          92          68          88
Temp                   89 90 84 74 71 67 66 79 89 90 83 75 72 70 69 79 86 86 80
Dewpt                  57 56 60 66 67 66 65 70 64 62 67 71 71 70 69 73 69 68 70
RH                     34 32 44 76 87 97 97 74 44 39 59 87 97100100 82 57 55 72
Wind dir               SE SE SE SE SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E
Wind spd               10 10 10 10  8  6  5  9 11 13 13 10  5  5  4  8 10 11 11
Clouds                 FW FW FW SC CL FW CL SC SC SC SC FW FW SC SC SC B1 B1 SC
PoP 12hr                      0           0           0           5          20
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                              S  S
Heat index                                     90 91                      90
Max heat                                       90    92                      90


Date          Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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          65    90      64    91      66    93      69    94
Temp          70 66 86 83   69 65 87 83   71 67 89 87   74 70 91 87
Dewpt         70 66 61 60   66 63 61 63   68 66 65 67   72 70 68 69
PWind dir         E     E      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    SC FW FW SC   FW FW FW SC   FW CL FW FW   FW FW FW FW
PoP 12hr          0     0       0     0       0     0       0     0

$$
TXZ250-122100-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
1226 PM CDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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          67          91          69          88
Temp                   89 90 82 74 71 68 67 81 90 90 82 75 73 70 70 80 86 86 80
Dewpt                  61 60 65 67 67 66 66 70 66 66 70 71 71 70 70 74 71 70 70
RH                     39 37 56 79 87 93 97 69 45 45 67 87 93100100 82 61 59 72
Wind dir               SE SE  E SE SE SE  E SE SE  E  E  E  E  E NE  E  E  E  E
Wind spd                8 10 10  5  4  3  2  5 10 12 10  5  3  3  3  6 10 10  9
Wind gust                                            20
Clouds                 CL FW FW FW FW FW FW FW SC SC SC FW FW SC SC SC B1 B1 FW
PoP 12hr                      0           0           0           5          30
QPF 12hr                      0           0           0           0           0
Rain shwrs                                                        S  S  C  C
Heat index                90                   92 92                   91 91
Max heat                     91                92    93                91    92


Date          Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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          65    90      65    91      67    92      71    94
Temp          70 66 88 81   69 66 88 82   72 68 90 86   75 72 91 85
Dewpt         68 65 64 64   65 63 64 67   67 67 68 72   72 71 71 73
PWind dir         E    NE      SE     E      SE    SE      SE    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW SC   FW FW FW SC   FW FW FW FW   CL FW FW FW
PoP 12hr          0     0       0     0       0     5       0     5

$$
TXZ253-122100-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
1226 PM CDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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          67          93          70          88
Temp                   89 91 83 76 71 69 68 82 89 91 83 76 73 71 70 81 86 86 81
Dewpt                  59 59 63 65 66 66 65 68 65 65 68 70 69 70 70 72 70 70 70
RH                     37 34 51 69 84 90 90 63 45 42 61 82 87 97100 74 59 59 69
Wind dir               SE SE  E SE SE SE  E SE SE  E  E  E  E  E NE  E  E  E  E
Wind spd                8 10 10  6  5  5  4  8 11 13 12  6  4  3  3  6 10 12 10
Clouds                 CL FW CL FW FW CL FW FW SC FW FW FW FW FW SC SC B1 SC FW
PoP 12hr                      0           0           5          10          40
QPF 12hr                      0           0           0           0        0.01
Rain shwrs                                                        C  C  C  C
Tstms                                                                   S
Heat index                                     91 93                   91 91
Max heat                     91                91    94                91    92


Date          Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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          66    91      65    91      68    93      71    95
Temp          71 67 87 82   70 66 88 83   72 69 90 86   75 72 92 86
Dewpt         68 65 63 63   64 63 63 65   66 66 67 69   71 70 70 71
PWind dir        NE    NE      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW CL FW FW   FW FW FW FW
PoP 12hr          0     5       0     5       0     5       0     5

$$