Point Forecast Matrices
Issued by NWS Brownsville, TX

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Point Forecast Matrices
National Weather Service Brownsville TX
340 PM CDT Sat Apr 19 2025

TXZ255-200900-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
340 PM CDT Sat Apr 19 2025

Date           04/19/25      Sun 04/20/25            Mon 04/21/25            Tue
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                      73          87          72          84          73
Temp          85 79 77 76 74 74 81 85 85 82 77 76 74 73 77 82 83 80 76 75 74 74
Dewpt         70 71 71 70 70 70 72 72 72 73 73 72 72 72 73 72 72 72 73 72 72 72
RH            61 77 82 82 87 87 74 65 65 74 87 87 93 97 87 72 70 77 90 90 93 93
Wind dir      SE SE SE SE SE SE  S  S SE SE SE SE SE SE SE SE  E  E  E SE SE SE
Wind spd      21 19 18 14 13 12 12 11 11 10  6  5  5  4  5  9 10  9  5  5  5  6
Wind gust     33 32 31 26
Clouds        B2 OV B2 OV B2 SC B1 B1 B2 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2
PoP 12hr                      0          30          30          50          10
QPF 12hr                      0        0.01        0.02        0.06           0
Rain shwrs                          S  C  S  S  C  C  C  C  C  C              C
Tstms                               S     S  S  S  C  C  C  C  S
Heat index                         90 92
Max heat         91                90    92


Date           04/22  Wed 04/23/25  Thu 04/24/25  Fri 04/25/25  Sat 04/26/25
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          85      73    85      74    86      74    87      73    87
Temp          83 80   75 74 84 81   76 74 85 81   76 74 85 83   76 74 86 82
Dewpt         72 71   72 72 71 72   72 71 71 73   72 71 72 73   72 71 70 71
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC   B1 B2 B2 B1   B2 B2 B1 B1   B2 B2 SC SC   SC B1 SC SC
PoP 12hr         30      20    10       5     5       5     5       0     5
Rain shwrs     C  C    S  S
Tstms          S  S    S  S

$$
TXZ255-200900-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
340 PM CDT Sat Apr 19 2025

Date           04/19/25      Sun 04/20/25            Mon 04/21/25            Tue
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          87          69          84          70
Temp          88 81 75 73 72 72 79 85 86 81 75 73 72 71 76 82 84 81 73 72 71 72
Dewpt         68 69 70 69 70 69 71 71 72 72 73 72 71 71 73 72 71 71 72 71 71 71
RH            52 67 84 87 93 90 77 63 63 74 94 97 97100 90 72 65 72 97 97100 97
Wind dir      SE SE SE SE SE SE  S  S SE SE SE SE SE SE SE SE  E  E  E SE SE SE
Wind spd      27 23 20 17 16 14 13 12 11 11  9  6  5  5  8 11 12 13  9  8  6  8
Wind gust     39 33 31 27 26
Clouds        OV OV OV OV B2 B1 B1 B2 OV B2 SC B1 B2 B2 B2 B1 B2 B1 B1 B2 B2 B2
PoP 12hr                      0          40          30          50          10
QPF 12hr                      0        0.01        0.06        0.15           0
Rain shwrs                          S  C        C  C  C  C  C  C              C
Tstms                               S           S  C  C  C  C  C
Heat index    91                   90 92
Max heat         93                90    92


Date           04/22  Wed 04/23/25  Thu 04/24/25  Fri 04/25/25  Sat 04/26/25
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          88      70    88      71    89      71    90      70    89
Temp          85 82   73 72 86 82   73 72 86 83   74 71 87 84   73 71 87 83
Dewpt         72 71   71 70 70 70   71 70 70 71   72 71 71 71   72 70 69 70
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        BZ      GN    BZ      GN    BZ      GN    BZ      GN    BZ
Avg clouds    B1 SC   B1 B2 B2 B1   B2 B2 B1 B1   B1 B1 SC SC   SC B1 B1 SC
PoP 12hr         30      20    10       5     5       5     5       0     5
Rain shwrs     C  C    S  S
Tstms          S  S    S  S

$$
TXZ253-200900-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
340 PM CDT Sat Apr 19 2025

Date           04/19/25      Sun 04/20/25            Mon 04/21/25            Tue
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          88          74
Temp          90 83 78 76 75 75 79 84 87 84 79 76 75 74 78 84 87 84 78 75 75 74
Dewpt         69 67 70 71 70 70 71 71 70 69 72 72 71 70 71 71 71 69 71 71 72 71
RH            50 59 76 85 84 84 77 65 57 61 79 87 87 87 79 65 59 61 79 87 90 90
Wind dir      SE SE SE SE SE SE  S  S  N NE  E SE SE  E  E  E  E  E  E SE SE SE
Wind spd      25 23 21 18 17 13 11  6  8 10  6  5  4  4  6 10 10 12 10  8  6  8
Wind gust     39 35 34 29 28 24
Clouds        B2 OV OV OV SC SC OV OV B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2
PoP 12hr                      5          30          30          60          10
QPF 12hr                      0        0.02        0.02        0.11           0
Rain shwrs                          C  C        C  C  L  L  C  C              C
Tstms                               S           S  S  C  C  C  C
Heat index    94                      92                      93
Max heat         96                      92                      93


Date           04/22  Wed 04/23/25  Thu 04/24/25  Fri 04/25/25  Sat 04/26/25
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      74    90      75    91      74    92      74    92
Temp          87 85   76 75 87 85   76 76 88 86   77 75 88 88   76 74 89 87
Dewpt         72 69   72 72 70 67   72 71 70 68   72 71 70 68   72 71 69 66
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        GN      GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    B2 B1   SC B2 B2 B1   B2 OV B2 B1   B1 B2 B1 SC   SC B2 B1 SC
PoP 12hr         50      30    20      10    10      10    10       5     5
Rain shwrs     C  C    C  S  S  S
Tstms             S    C  S  S

$$
TXZ355-200900-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
340 PM CDT Sat Apr 19 2025

Date           04/19/25      Sun 04/20/25            Mon 04/21/25            Tue
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                      72          85          71          83          71
Temp          84 78 75 74 73 73 79 83 84 79 76 74 72 73 77 81 82 78 73 73 72 72
Dewpt         72 72 72 71 70 70 73 74 75 75 74 74 72 73 74 74 73 73 73 73 72 72
RH            67 82 90 90 90 90 82 74 74 88 94100100100 90 79 74 85100100100100
Wind dir      SE SE SE SE SE SE  S SE SE SE SE SE SE SE SE SE  E  E  E SE SE SE
Wind spd      21 19 18 14 13 12 12 12 12 10  6  5  5  4  6 10 11  9  6  5  5  6
Wind gust              25
Clouds        B2 OV B2 OV B2 B1 B1 B1 B2 SC B2 SC B1 B2 B1 B1 B1 B1 B1 B2 B2 B2
PoP 12hr                      0          30          30          50          10
QPF 12hr                      0        0.01        0.03        0.10           0
Rain shwrs                          C  C        C  C  C  C  C  C              C
Tstms                               C           S  C  C  C  C  S
Heat index                            91
Max heat         91                      91


Date           04/22  Wed 04/23/25  Thu 04/24/25  Fri 04/25/25  Sat 04/26/25
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          83      72    84      72    85      72    86      72    85
Temp          83 77   74 72 83 79   73 72 84 80   74 72 84 81   74 72 84 80
Dewpt         74 74   73 72 72 73   73 71 73 74   73 71 73 74   74 72 72 73
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        GN      GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    B1 SC   B1 B2 B2 B1   B2 B2 B1 B1   B1 B1 SC SC   SC B1 B1 SC
PoP 12hr         30      20    10       5     5       5     5       0     5
Rain shwrs     C  C    S  S
Tstms          S  S    S  S

$$
TXZ249-200900-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
340 PM CDT Sat Apr 19 2025

Date           04/19/25      Sun 04/20/25            Mon 04/21/25            Tue
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                      69          83          65          87          69
Temp          89 85 76 73 71 70 74 78 82 81 72 69 67 66 74 83 86 84 75 71 70 70
Dewpt         65 64 66 68 67 67 68 65 61 59 63 64 64 64 66 65 65 66 69 69 69 69
RH            45 50 71 84 87 90 82 64 49 47 73 84 90 93 76 55 50 55 82 93 97 97
Wind dir      SE SE SE SE SE  S SE NW  N NE NE  E  E NE NE  E  E  E  E SE SE SE
Wind spd      20 21 18 17 16  9  8  9 10 10  5  4  4  5  6 10 11 12 10  8  6  6
Wind gust           32 31 28
Clouds        B2 B2 B1 B2 B1 B2 B2 B2 SC FW SC SC B1 B1 B1 SC SC SC SC B1 B2 OV
PoP 12hr                      5          40          10          30           5
QPF 12hr                      0        0.03           0        0.02           0
Rain shwrs                       C  S                 C  C  S  S              C
Tstms                            S  S                 S  S  S  S
Heat index    91
Max heat         91


Date           04/22  Wed 04/23/25  Thu 04/24/25  Fri 04/25/25  Sat 04/26/25
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          87      69    87      70    87      69    90      70    89
Temp          84 83   71 70 84 83   72 71 84 83   72 70 84 86   72 70 86 85
Dewpt         69 69   69 69 68 66   69 69 68 66   70 70 69 67   69 69 67 65
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC   B1 B2 B2 B1   B2 OV B2 B1   SC B1 B2 SC   SC B2 B1 SC
PoP 12hr         60      50    40      20    30      20    10       5    10
Rain shwrs     C  L    C  C  C  C    S     S  C    S
Tstms             S    C  C  C  S    S     S  S    S

$$
TXZ250-200900-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
340 PM CDT Sat Apr 19 2025

Date           04/19/25      Sun 04/20/25            Mon 04/21/25            Tue
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          85          67          86          69
Temp          89 83 76 73 72 71 78 82 84 80 74 72 70 68 77 84 86 82 74 72 71 70
Dewpt         69 69 70 70 69 69 71 69 69 70 71 70 70 68 71 70 70 70 71 71 71 70
RH            52 63 82 90 90 93 79 65 61 72 90 93100100 82 63 59 67 90 97100100
Wind dir      SE SE SE SE SE SE  S SE  N NE  E  E  E NE  E  E  E  E  E SE  E  E
Wind spd      19 18 16 13 13 10  9  6  8  8  4  3  3  4  5 10 10 10  8  5  4  5
Wind gust     31 31 29 27 25
Clouds        B2 OV OV B2 SC B1 B2 B2 B2 B1 B1 B1 B2 B2 B1 B1 SC SC B1 B1 B2 OV
PoP 12hr                      5          40          20          40           5
QPF 12hr                      0        0.02        0.01        0.07           0
Rain shwrs                          C  C        S  S  C  C  S  S              C
Tstms                               C  S        S  S  C  C  S  S
Heat index    93                                              90
Max heat         95                                              90


Date           04/22  Wed 04/23/25  Thu 04/24/25  Fri 04/25/25  Sat 04/26/25
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          88      70    88      70    89      71    91      70    90
Temp          86 82   72 71 84 82   73 71 86 84   74 71 87 85   73 71 87 84
Dewpt         71 71   71 71 70 70   72 71 70 70   72 71 70 71   72 71 69 69
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 SC   B1 OV B2 B1   B2 OV B2 B1   SC B2 B1 SC   SC B2 B1 SC
PoP 12hr         50      40    30      10    20      10    10       5    10
Rain shwrs     C  C    C  C  C  S             S
Tstms          S  S    C  C  C  S             S

$$
TXZ253-200900-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
340 PM CDT Sat Apr 19 2025

Date           04/19/25      Sun 04/20/25            Mon 04/21/25            Tue
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                      72          86          70          86          71
Temp          89 82 76 75 73 73 79 82 84 81 75 73 71 72 78 83 85 82 75 73 72 73
Dewpt         68 66 69 70 69 68 70 70 70 70 71 72 70 70 71 71 70 70 71 71 70 70
RH            50 58 79 84 87 84 74 67 63 69 87 97 97 93 79 67 61 67 87 93 93 90
Wind dir      SE SE SE SE SE SE  S  S  N NE  E SE SE NE  E  E  E  E  E SE SE SE
Wind spd      25 21 20 17 16 13 11  6  8 10  5  5  4  4  6 10 11 12  9  5  5  6
Wind gust     35 32 31 27 27
Clouds        B2 B2 B2 OV B1 B1 B2 OV B2 B1 SC B1 B2 B2 B2 B1 B1 B1 B1 B1 B2 OV
PoP 12hr                      5          40          20          50          10
QPF 12hr                      0        0.01        0.02        0.09           0
Rain shwrs                          C  C        S  S  C  C  C  C              C
Tstms                               S  S        S  S  C  C  C  C
Heat index    93                                              90
Max heat         94                                              90


Date           04/22  Wed 04/23/25  Thu 04/24/25  Fri 04/25/25  Sat 04/26/25
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          89      72    89      72    90      73    92      72    92
Temp          86 84   74 73 86 84   75 73 87 85   75 74 87 87   75 72 88 86
Dewpt         71 69   71 70 70 68   71 70 69 68   72 71 69 68   72 70 69 66
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        GN      GN    BZ      GN    BZ      GN    GN      GN    GN
Avg clouds    B2 SC   B1 B2 B2 B1   B2 OV B2 B1   B1 B1 B1 SC   SC B2 B1 SC
PoP 12hr         50      30    20       5    10      10    10       5     5
Rain shwrs     C  C    C  S  S  S
Tstms          S  S    C  S  S

$$