Point Forecast Matrices
Issued by NWS Brownsville, TX

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Point Forecast Matrices
National Weather Service Brownsville TX
1240 AM CDT Sat Oct 4 2025

TXZ255-050900-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
1240 AM CDT Sat Oct 4 2025

Date           10/03/25      Sat 10/04/25            Sun 10/05/25            Mon
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      75          90          73          92          75
Temp                   78 76 75 82 88 88 83 79 77 75 74 82 89 91 86 81 79 77 76
Dewpt                  73 72 72 74 72 72 73 74 73 72 72 74 71 72 73 74 74 73 73
RH                     85 87 90 77 59 59 72 85 87 90 93 77 56 54 65 79 85 87 90
Wind dir               NE  N NW  N NE NE NE NE  N NW NW NW  N NE  E  E SE  S  S
Wind spd                2  3  5  8 10 11  9  3  2  2  3  3  4  6  8  4  3  2  2
Clouds                 FW FW FW SC SC SC FW FW FW CL FW FW FW SC FW CL CL FW FW
PoP 12hr                     10          20           5           5           5
QPF 12hr                   0.11        0.16           0           0           0
Rain shwrs                       S  S
Tstms                            S  S
Heat index                         94 94                   95 98 92
Max heat                           94    95                96    99    91


Date           10/06  Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          93      77    92      77    90      77    89      75    88
Temp          91 87   80 77 90 84   80 77 89 83   80 77 88 82   79 76 86 81
Dewpt         72 74   75 74 74 75   76 74 74 75   74 73 74 74   73 72 72 73
PWind dir        SE      SE     E       E    NE      NE    NE      NE    NE
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    FW FW   FW FW SC SC   FW SC SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         10      20    40      40    60      40    60      40    50
Rain shwrs                S  C  C    S  C  L  L    C  C  L  L    C  C  C  C
Tstms                     S  S  C    S  S  C  C          S  C       S  S  C

$$
TXZ255-050900-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
1240 AM CDT Sat Oct 4 2025

Date           10/03/25      Sat 10/04/25            Sun 10/05/25            Mon
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      71          91          71          93          71
Temp                   74 72 72 82 88 88 82 76 74 72 71 81 89 91 85 77 75 73 73
Dewpt                  72 71 71 73 71 71 71 73 73 72 70 74 71 71 73 74 74 73 72
RH                     93 97 97 74 57 57 69 90 97100 97 79 56 52 67 90 97100 97
Wind dir                N  N NW  N NE NE NE NE  N NW NW  N  N NE  E  E SE SE SE
Wind spd                4  5  5 10 12 13 10  4  2  2  4  4  3  6 10  5  4  2  2
Clouds                 FW FW FW FW SC SC FW SC FW FW CL CL FW FW FW FW FW CL FW
PoP 12hr                      5          20           5          10           0
QPF 12hr                   0.04        0.29           0           0           0
Rain shwrs                    S  S  S
Tstms                            S  S
Heat index                         94 94                   95 98 92
Max heat                           94    95                95    98


Date           10/06  Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          94      73    93      73    90      72    89      72    89
Temp          92 87   77 74 90 84   76 75 88 82   76 74 87 82   75 73 86 80
Dewpt         71 74   75 73 73 74   75 73 74 74   74 72 73 73   73 71 71 71
PWind dir        SE      SE     E      NE    NE      NE    NE      NE    NE
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    FW FW   FW FW FW SC   FW SC SC SC   SC SC SC SC   FW FW SC SC
PoP 12hr         10      10    40      30    60      30    60      20    50
Rain shwrs                   C  C       C  L  L    C  C  C  L    S  S  C  C
Tstms                           C       S  S  C             C          S  C

$$
TXZ253-050900-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
1240 AM CDT Sat Oct 4 2025

Date           10/03/25      Sat 10/04/25            Sun 10/05/25            Mon
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      74          94          73          97          75
Temp                   78 75 74 82 91 93 86 81 78 75 74 82 92 96 90 83 79 76 75
Dewpt                  71 71 71 73 69 67 69 71 72 72 71 72 69 66 68 72 73 73 72
RH                     79 87 90 74 49 43 57 72 82 90 90 72 47 38 49 70 82 90 90
Wind dir                N  N  N  N NE NE  E NE NE NW NW  N  N NE  E  E SE SE SE
Wind spd                3  4  5  8 10 10 10  5  2  2  3  3  3  5 10  8  5  4  3
Clouds                 CL FW FW FW SC SC FW CL FW CL FW FW FW FW FW CL CL FW FW
PoP 12hr                      5          10           0           5           0
QPF 12hr                      0           0           0           0           0
Heat index                         96 96 90                97100 94
Max heat                           96    98                97   100    92


Date           10/06  Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          99      76    97      76    93      75    92      75    91
Temp          94 91   80 76 93 87   79 76 90 84   79 76 89 84   78 75 88 83
Dewpt         70 70   75 74 71 72   74 73 72 71   73 72 71 70   72 71 70 68
PWind dir        SE      SE     E       E    NE      NE    NE      NE    NE
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    FW FW   FW FW SC SC   FW FW SC B1   SC SC SC SC   FW FW SC SC
PoP 12hr          5       5    30      30    60      30    50      20    50
Rain shwrs                   S  C    S  C  C  L    C  C  C  C    S  S  C  C
Tstms                           C    S  S     C             C             C

$$
TXZ355-050900-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
1240 AM CDT Sat Oct 4 2025

Date           10/03/25      Sat 10/04/25            Sun 10/05/25            Mon
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      74          88          73          89          74
Temp                   78 76 75 82 86 85 81 79 78 75 74 82 87 88 84 80 79 76 75
Dewpt                  73 73 72 75 75 75 75 75 73 73 73 75 75 76 75 75 75 74 73
RH                     85 90 90 79 70 72 82 88 85 94 97 79 68 68 74 85 88 94 94
Wind dir               NE NE  N  N NE NE NE NE NE  N NW NW  N NE  E  E SE  S  S
Wind spd                5  5  5 10 13 13 10  5  2  2  2  3  5  8  8  5  4  3  2
Clouds                 FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW
PoP 12hr                     10          20           5          10           5
QPF 12hr                   0.01        0.56        0.01           0           0
Rain shwrs                    S  S  S
Tstms                         S  S  S
Heat index                         95 94                   95 99 92
Max heat                           95    96                95    99    90


Date           10/06  Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          90      76    89      75    88      76    87      75    86
Temp          88 85   80 76 87 83   79 76 86 82   79 76 86 82   79 75 84 81
Dewpt         76 76   76 74 77 77   76 75 78 77   75 74 77 76   74 73 76 74
PWind dir        SE      SE     E       E    NE      NE    NE      NE    NE
Wind char        LT      LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    FW FW   FW FW SC SC   FW SC SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         10      10    40      40    60      40    60      30    50
Rain shwrs                   C  C    S  C  L  C    C  C  L  C    C  C  C  C
Tstms                        S  C    S  S  S  S          S  S       S  S  C

$$
TXZ249-050900-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
1240 AM CDT Sat Oct 4 2025

Date           10/03/25      Sat 10/04/25            Sun 10/05/25            Mon
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      68          92          68          91          70
Temp                   72 70 69 80 89 90 84 76 72 70 70 79 88 91 86 77 74 72 71
Dewpt                  72 70 69 73 66 63 68 72 72 70 70 74 68 66 70 74 74 72 71
RH                    100100100 79 47 41 59 87100100100 85 52 44 59 90100100100
Wind dir                E NE  N NE NE  E  E  E  E NE  N NE NE  E  E  E SE SE  E
Wind spd                2  2  2  6  9  9 10  5  2  2  2  4  4  5  8  5  4  3  2
Clouds                 CL FW CL FW SC SC FW CL FW FW SC FW SC SC FW FW FW FW FW
PoP 12hr                      5          10           0          10           0
QPF 12hr                      0           0           0           0           0
Heat index                         91 91                   92 94 90
Max heat                           91    92                92    94


Date           10/06  Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          94      71    94      71    92      71    91      69    90
Temp          91 88   75 71 91 84   74 72 89 83   74 72 88 84   73 70 87 82
Dewpt         69 71   75 71 70 72   74 72 71 72   74 71 69 69   72 69 66 68
PWind dir         E       E     E       E    NE       E    NE       E    NE
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    FW SC   FW FW SC SC   FW SC SC SC   SC SC FW SC   FW FW SC SC
PoP 12hr         10       5    20      10    40      20    30      10    30
Rain shwrs                      S          S  C    S        C             C
Tstms                           S             C             S

$$
TXZ250-050900-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
1240 AM CDT Sat Oct 4 2025

Date           10/03/25      Sat 10/04/25            Sun 10/05/25            Mon
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      70          92          70          92          71
Temp                   73 71 70 82 90 90 83 76 73 71 70 81 89 91 85 77 74 72 72
Dewpt                  72 71 70 73 69 68 71 73 73 71 70 74 70 71 73 74 74 72 72
RH                     97100100 74 50 49 67 90100100100 79 54 52 67 90100100100
Wind dir               NE  N  N NE NE  E  E  E NE  N  N  N NE  E  E  E SE SE  E
Wind spd                2  2  4  8 10 10  9  2  1  2  4  5  5  5  6  2  2  2  2
Clouds                 FW FW FW FW FW SC FW FW FW FW FW FW SC SC FW FW FW FW FW
PoP 12hr                      0          20           5          20           0
QPF 12hr                      0           0           0        0.07           0
Rain shwrs                             S                    S  S
Tstms                                  S                    S  S
Obvis                                          PF
Heat index                         94 94                   95 98 92
Max heat                           94    94                95    98


Date           10/06  Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          94      71    93      73    91      73    90      71    89
Temp          92 87   75 72 90 84   76 74 89 83   76 74 89 82   74 72 88 81
Dewpt         71 74   75 72 72 74   76 73 74 75   75 72 72 73   73 70 68 70
PWind dir         E      SE     E       E    NE      NE    NE      NE    NE
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    FW SC   FW FW FW SC   FW SC SC SC   FW FW FW SC   FW FW SC SC
PoP 12hr         20       5    30      20    50      20    40      10    30
Rain shwrs        S             C       S  C  C    S     S  C             C
Tstms                           C       S     C             S             S

$$
TXZ253-050900-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
1240 AM CDT Sat Oct 4 2025

Date           10/03/25      Sat 10/04/25            Sun 10/05/25            Mon
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      70          92          69          93          71
Temp                   74 71 70 82 89 89 83 76 73 71 70 81 90 92 87 79 76 73 72
Dewpt                  71 70 69 71 69 67 69 71 71 70 70 72 70 68 71 73 73 71 71
RH                     90 97 97 69 52 48 63 85 93 97100 74 52 46 59 82 90 93 97
Wind dir                N  N  N  N NE NE  E NE  N NW NW  N  N NE  E  E SE SE  E
Wind spd                2  3  5  8 10 11 10  2  1  2  2  3  3  5  8  4  3  2  2
Clouds                 CL FW FW FW SC FW FW FW FW CL FW FW FW FW FW FW FW FW FW
PoP 12hr                      5          20           5          10           0
QPF 12hr                      0           0           0           0           0
Rain shwrs                          S
Tstms                               S
Heat index                         93 93                   95 97 92
Max heat                           93    94                95    97


Date           10/06  Tue 10/07/25  Wed 10/08/25  Thu 10/09/25  Fri 10/10/25
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          96      72    94      73    90      72    90      72    89
Temp          92 88   77 73 91 84   77 74 88 82   75 73 88 82   74 73 87 80
Dewpt         70 71   73 72 71 72   74 73 72 72   73 71 71 71   72 70 69 69
PWind dir        SE       E     E       E    NE      NE    NE      NE    NE
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    FW FW   FW FW SC SC   FW FW SC SC   SC FW SC SC   FW FW SC SC
PoP 12hr         10       5    40      20    60      30    50      20    50
Rain shwrs                   S  C       S  C  L    C  S  C  C    S  S  C  C
Tstms                           C       S     C             C             C

$$