Point Forecast Matrices
Issued by NWS Brownsville, TX

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Point Forecast Matrices
National Weather Service Brownsville TX
1226 PM CDT Wed Oct 15 2025

TXZ255-152100-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
1226 PM CDT Wed Oct 15 2025

Date             Wed 10/15/25            Thu 10/16/25            Fri 10/17/25
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                      88          71          89          73          91
Temp                   87 87 81 77 74 72 71 81 87 87 82 78 76 75 74 83 89 89 83
Dewpt                  66 65 66 67 66 66 66 68 65 66 67 69 69 68 68 71 68 69 70
RH                     50 48 60 71 76 81 84 65 48 50 61 74 79 79 82 67 50 52 65
Wind dir               NE NE  E  E  E  E NE SE SE SE  E SE SE  S  S  S SE SE SE
Wind spd                8  8  5  2  2  2  2  3  6  9  8  4  4  3  2  4  8 10  9
Clouds                 FW FW FW FW CL FW SC FW SC SC FW FW FW FW FW FW FW FW FW
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0
Heat index                                                             93 93
Max heat                                             90                93    94


Date          Sat 10/18/25  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25
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          75    93      75    93      74    91      75    92
Temp          78 75 90 85   79 76 91 84   78 75 90 83   78 75 90 84
Dewpt         71 71 72 73   74 74 72 73   73 72 71 72   72 72 71 73
PWind dir        SE     S       S    NE       E    SE      SE    SE
Wind char        LT    GN      LT    LT      LT    GN      GN    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          5     5       5    20      10     5       0     5
Rain shwrs                            S
Tstms                                 S

$$
TXZ255-152100-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
1226 PM CDT Wed Oct 15 2025

Date             Wed 10/15/25            Thu 10/16/25            Fri 10/17/25
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                      90          66          91          68          94
Temp                   88 88 80 73 70 67 67 80 88 89 82 74 72 70 70 81 90 91 83
Dewpt                  66 64 66 66 66 65 64 68 65 65 67 68 68 67 67 70 68 67 69
RH                     48 45 62 79 87 93 90 67 47 45 61 82 87 90 90 69 49 45 63
Wind dir                E  E  E  E SE  S NE SE SE  E  E SE SE SE SE SE SE SE SE
Wind spd                9 10  9  3  3  2  2  3  8 11 11  6  5  4  3  5  9 11 12
Clouds                 FW FW FW FW FW CL FW FW SC SC FW FW FW FW FW FW FW FW FW
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Heat index             90                      90 90                   94 94
Max heat               90    90                90    92                94    95


Date          Sat 10/18/25  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25
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    95      71    95      70    94      70    94
Temp          74 72 92 85   76 72 92 84   74 70 90 83   74 71 91 84
Dewpt         71 70 70 72   74 72 71 71   72 70 69 71   72 70 71 72
PWind dir        SE     S       S    NE      SE    SE      SE    SE
Wind char        GN    GN      GN    GN      LT    GN      GN    GN
Avg clouds    CL FW FW FW   CL FW FW FW   FW FW FW FW   CL FW FW FW
PoP 12hr          0     5       5    20       5     5       0     5
Rain shwrs                            S

$$
TXZ253-152100-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
1226 PM CDT Wed Oct 15 2025

Date             Wed 10/15/25            Thu 10/16/25            Fri 10/17/25
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          69          94          71          96
Temp                   89 92 85 79 75 71 69 80 89 92 85 79 76 73 72 81 91 93 88
Dewpt                  64 62 62 65 66 66 65 67 63 62 64 67 67 67 67 69 67 65 67
RH                     44 37 46 62 74 84 87 65 42 37 50 67 74 81 84 67 45 40 50
Wind dir               NE  E  E  E SE SE  E SE SE SE SE SE SE SE SE SE SE SE SE
Wind spd                6  8 10  5  4  3  2  5  8 10 12  9  8  5  5  6 10 10 12
Clouds                 FW FW FW CL CL CL CL FW FW FW FW FW FW FW FW FW FW FW CL
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Heat index             90 92                   90 93                   94 96 91
Max heat               90    92                90    94                94    96


Date          Sat 10/18/25  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25
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          73    98      75    99      73    97      74    97
Temp          78 74 93 89   79 76 95 88   78 74 92 88   78 75 93 88
Dewpt         71 71 69 70   73 73 69 67   71 70 67 67   72 72 69 68
PWind dir        SE    SE      SE     E      SE    SE      SE    SE
Wind char        GN    GN      GN    GN      LT    GN      GN    GN
Avg clouds    CL FW FW FW   CL CL FW FW   FW FW FW FW   CL FW FW FW
PoP 12hr          0     0       5    10       5     5       0     5

$$
TXZ355-152100-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
1226 PM CDT Wed Oct 15 2025

Date             Wed 10/15/25            Thu 10/16/25            Fri 10/17/25
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                      86          71          87          72          89
Temp                   85 85 80 77 75 72 71 81 85 86 81 78 76 74 72 82 87 88 82
Dewpt                  69 69 68 67 67 66 67 69 69 69 70 70 70 70 69 71 72 72 73
RH                     59 59 67 71 76 81 87 67 59 57 69 76 82 87 90 69 61 59 74
Wind dir                E  E  E  E SE SE  S SE SE  E  E SE SE  S  S  S SE SE SE
Wind spd               10  9  6  4  3  3  2  4  9 10 10  6  5  5  4  5 10 11 10
Clouds                 FW FW FW FW FW SC FW FW FW FW FW FW FW FW FW FW FW FW FW
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0
Heat index                                        90                   93 94
Max heat                     90                      91                93    95


Date          Sat 10/18/25  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25
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          73    91      74    90      73    89      74    90
Temp          77 74 89 84   79 74 88 82   78 74 88 82   78 75 88 82
Dewpt         73 71 75 75   75 74 76 75   74 72 74 74   73 72 74 75
PWind dir        SE     S       S     N       E    SE      SE    SE
Wind char        LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          5     0       5    10      10     5       0     5

$$
TXZ249-152100-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
1226 PM CDT Wed Oct 15 2025

Date             Wed 10/15/25            Thu 10/16/25            Fri 10/17/25
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                      90          64          90          66          93
Temp                   87 89 83 74 69 66 64 78 86 88 82 74 71 67 67 79 89 91 85
Dewpt                  62 59 62 66 67 66 64 67 61 59 63 67 68 67 66 70 64 63 66
RH                     43 37 49 76 93100100 69 43 38 53 79 90100 97 74 44 40 53
Wind dir                E  E  E SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
Wind spd                8  8  9  5  4  3  2  5  9 10 10  9  6  5  4  8 10 10 10
Wind gust                                               19
Clouds                 FW FW FW FW FW FW CL FW FW FW FW CL FW FW FW FW FW FW FW
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Heat index                                                             90 92
Max heat                                                               90    92


Date          Sat 10/18/25  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25
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          68    96      69    94      66    94      68    94
Temp          73 69 91 88   75 70 92 86   71 67 90 86   73 69 91 85
Dewpt         71 69 67 68   72 69 60 59   67 65 64 64   72 69 66 66
PWind dir        SE    SE      SE    NE      SE    SE      SE    SE
Wind char        GN    LT      LT    GN      LT    GN      GN    GN
Avg clouds    FW FW FW FW   CL CL FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0     0       5     5       5     0       0     0

$$
TXZ250-152100-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
1226 PM CDT Wed Oct 15 2025

Date             Wed 10/15/25            Thu 10/16/25            Fri 10/17/25
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                      90          65          90          67          93
Temp                   88 89 82 73 69 66 65 78 88 89 81 74 71 69 68 80 89 91 83
Dewpt                  65 63 65 67 66 65 64 68 64 63 66 67 67 67 66 71 67 66 70
RH                     47 42 56 81 90 97 97 71 45 42 60 79 87 93 93 74 48 44 65
Wind dir                E  E  E SE SE  W  N SE SE SE  E SE SE SE SE SE SE SE  E
Wind spd                6  8  6  2  2  1  1  3  6 10 10  5  3  2  2  5  8 10 10
Wind gust                    17
Clouds                 FW SC FW FW FW FW FW FW FW SC FW FW FW FW FW CL FW FW FW
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Heat index             90 90                      90                   92 94
Max heat               90    90                      91                92    94


Date          Sat 10/18/25  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25
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          69    96      70    95      67    94      70    95
Temp          74 70 92 87   76 71 93 84   72 68 91 85   73 70 92 84
Dewpt         71 69 70 72   73 71 66 66   68 66 67 69   71 70 69 70
PWind dir        SE    SE       S    NE      SE    SE      SE    SE
Wind char        LT    LT      LT    GN      LT    LT      GN    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0     0       5    10       5     0       0     5

$$
TXZ253-152100-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
1226 PM CDT Wed Oct 15 2025

Date             Wed 10/15/25            Thu 10/16/25            Fri 10/17/25
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          66          92          68          94
Temp                   88 90 82 75 70 67 66 79 89 90 82 76 72 70 69 81 90 92 85
Dewpt                  64 62 63 65 65 64 64 66 63 62 65 67 67 66 65 69 66 65 68
RH                     45 39 53 71 84 90 93 64 42 39 56 74 84 87 87 67 45 41 57
Wind dir                E  E  E  E SE SE NE SE SE SE  E SE SE SE SE SE SE SE SE
Wind spd                8 10  9  2  2  2  2  4  8 10 11  6  5  4  2  5  9 10 10
Clouds                 FW FW FW CL CL CL FW FW FW FW FW FW FW FW CL FW FW FW FW
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Heat index             90 90                      90                   93 94
Max heat               90    91                      91                93    95


Date          Sat 10/18/25  Sun 10/19/25  Mon 10/20/25  Tue 10/21/25
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    97      72    97      69    95      70    95
Temp          74 71 92 88   76 72 93 86   74 70 91 86   75 71 92 85
Dewpt         69 68 69 71   72 71 68 68   69 68 66 68   70 69 68 68
PWind dir        SE    SE       S    NE      SE    SE      SE    SE
Wind char        LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    CL FW FW FW   CL FW FW FW   CL FW FW FW   CL FW FW FW
PoP 12hr          0     0       5    10       5     5       0     5

$$