Point Forecast Matrices
Issued by NWS Brownsville, TX

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Point Forecast Matrices
National Weather Service Brownsville TX
1240 PM CDT Fri Aug 22 2025

TXZ255-230900-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
1240 PM CDT Fri Aug 22 2025

Date           08/22/25      Sat 08/23/25            Sun 08/24/25            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                      79          94          79          91          79
Temp          90 87 83 82 81 79 86 92 89 86 83 82 80 79 85 88 89 86 83 82 80 79
Dewpt         75 75 76 76 76 76 77 73 75 75 77 76 76 75 76 74 75 75 77 76 76 76
RH            62 68 80 82 85 91 75 54 64 70 82 82 88 88 75 63 64 70 82 82 88 91
Wind dir       E SE SE  S  S  W SW  E  E  E SE  S SW  W NE  E  E SE SE  S  S  E
Wind spd       8  6  4  3  2  2  2  5  8  6  2  2  2  2  2  5  8  6  3  2  2  2
Clouds        SC SC FW FW FW SC FW B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 B1 B1 SC SC B1
PoP 12hr                     30          60          70          80          60
QPF 12hr                   0.01        0.51        0.11        0.21        0.06
Rain shwrs     C  S     S  S  C  C  C  C  C  C  L  L  L  L  D  D  C  C  L  L  L
Tstms          S        S  S  S  C  C  C  C  C  C  C  S  C  C  C  S  S  C  S
Heat index    99 97 92          96101 98 95 91          93 98 99 95 91
Max heat        100    94         101   102    92          98    99    94


Date           08/25  Tue 08/26/25  Wed 08/27/25  Thu 08/28/25  Fri 08/29/25
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      80    95      79    94      79    95      79    95
Temp          90 87   83 80 92 88   83 79 91 87   82 79 92 87   82 79 93 88
Dewpt         76 76   77 77 75 76   76 76 75 75   76 76 74 74   76 75 74 75
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT      LT    GN      LT    LT      LT    GN      LT    GN
Avg clouds    B1 B1   SC SC SC FW   FW FW SC SC   FW FW SC SC   FW FW FW FW
PoP 12hr         60      20    30      20    30      10    20       5    10
Rain shwrs     L  C    S  S  S  C       S  C  C          S  S
Tstms          S  C       S  S  C       S  S  C          S  S

$$
TXZ255-230900-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
1240 PM CDT Fri Aug 22 2025

Date           08/22/25      Sat 08/23/25            Sun 08/24/25            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          94          74          92          74
Temp          91 87 81 79 76 76 85 90 89 86 81 79 76 75 83 88 87 85 79 79 76 75
Dewpt         74 74 76 76 75 74 77 73 75 75 76 75 74 74 76 74 75 75 76 76 75 74
RH            58 65 85 91 97 94 77 58 64 70 85 88 94 97 80 63 68 72 91 91 97 97
Wind dir       E SE SE  S  S SE SW NE  E  E SE  S SW  W  N  E  E  E SE  S  S  E
Wind spd       5  9  5  4  2  2  2  3  5  9  3  2  2  2  2  4  6  9  3  2  2  2
Clouds        SC SC SC FW SC SC FW SC B1 SC B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 SC B1
PoP 12hr                     30          60          60          80          50
QPF 12hr                   0.01        0.22        0.12        0.24        0.07
Rain shwrs     C  C     S  S     C  C  L  C  C  L  L  C  C  D  D  C  C  C  C  L
Tstms          C  S     S  S     C  C  C  C  C  C  C     C  C  C  S  S  S
Obvis                     PF                      PF PF                PF PF PF
Heat index   101 96             95 99 99 95             91 98 97 94
Max heat        101    93          99    99    91          98    98    92


Date           08/25  Tue 08/26/25  Wed 08/27/25  Thu 08/28/25  Fri 08/29/25
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      75    96      74    95      74    95      74    96
Temp          89 88   79 76 92 89   79 75 91 88   79 75 92 88   78 75 92 89
Dewpt         75 75   77 75 74 74   76 75 74 74   76 74 73 74   76 74 73 74
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT      LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B1 B1   SC SC SC SC   FW FW SC SC   FW FW FW SC   FW FW FW FW
PoP 12hr         60      20    30      10    40      10    20       5    10
Rain shwrs     L  L    S  S  S  C          C  C          S  S
Tstms          S  C          S  C          S  C          S  S

$$
TXZ253-230900-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
1240 PM CDT Fri Aug 22 2025

Date           08/22/25      Sat 08/23/25            Sun 08/24/25            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                      79          97          78          94          77
Temp          96 90 85 82 81 79 86 92 94 87 83 81 80 78 84 89 91 86 83 81 79 78
Dewpt         70 73 74 75 75 75 75 73 72 73 75 75 75 74 75 73 72 74 75 76 76 75
RH            43 58 70 79 82 88 70 54 49 63 77 82 85 88 74 59 54 68 77 85 91 91
Wind dir       E SE SE  S  S  E  E NE NE  E SE  S  S  W NE  E  E  E SE SE SE  E
Wind spd       4  8  6  5  3  2  2  4  5  9  4  3  3  2  2  4  5  9  4  3  3  3
Clouds        B1 SC FW SC FW FW FW SC B1 SC B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 SC SC
PoP 12hr                     40          70          70          80          50
QPF 12hr                   0.05        0.12        0.19        0.19        0.13
Rain shwrs     C  C  S  S        S  L  L  L  L  L  L  C  C  D  D  C  C  C  C  C
Tstms          C  C  S  S        S  C  C  C  C  C  C     S  C  C  S
Heat index   103 97 92          94100102 95 90          92 97 99 94 90
Max heat        103    95         100   102    94          97    99    93


Date           08/25  Tue 08/26/25  Wed 08/27/25  Thu 08/28/25  Fri 08/29/25
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          95      78    98      78    98      78    98      78    99
Temp          90 88   82 80 93 91   82 79 93 89   82 78 93 91   81 79 94 92
Dewpt         74 74   76 76 73 72   76 75 73 73   76 75 72 72   75 75 72 72
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1   SC SC SC SC   FW FW SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr         60      20    30      10    30      10    20       5    10
Rain shwrs     C  L    S        C          S  C             S
Tstms             C             C             C             S

$$
TXZ355-230900-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
1240 PM CDT Fri Aug 22 2025

Date           08/22/25      Sat 08/23/25            Sun 08/24/25            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                      78          92          77          91          77
Temp          89 87 83 81 80 78 86 90 88 85 82 81 79 78 85 88 87 85 82 81 79 78
Dewpt         78 77 77 77 76 76 77 77 78 78 77 77 77 75 77 77 78 78 77 77 76 76
RH            70 72 82 88 88 94 75 66 72 80 85 88 94 91 77 70 75 80 85 88 91 94
Wind dir       E SE SE  S SW  W  W  E  E  E SE  S SW  W  N  E  E SE SE  S  S SE
Wind spd       8  8  5  3  2  2  2  6  9  6  3  2  2  2  3  8  9  8  4  2  2  2
Clouds        SC FW FW FW FW SC FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1
PoP 12hr                     30          50          60          70          50
QPF 12hr                      0        0.14        0.12        0.18        0.09
Rain shwrs              S  S  C  C  C  C  C  C  L  L  L  L  L  L  C  C  C  C  C
Tstms                   S  S  C  C  C  C  C  C  C  C  S  C  C  C  S  S  C  S
Obvis                                                                        PF
Heat index   103 98 92          98102101 96 91          96100100 97 91
Max heat        103    95         102   101    92         100   101    95


Date           08/25  Tue 08/26/25  Wed 08/27/25  Thu 08/28/25  Fri 08/29/25
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          92      79    93      78    92      77    92      78    93
Temp          88 86   82 79 91 87   82 79 90 87   82 78 90 86   82 78 91 87
Dewpt         79 78   78 77 78 78   78 76 78 77   76 75 77 77   77 75 78 77
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B1 SC   SC SC SC FW   FW FW SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr         50      20    20      10    30      10    20       5     5
Rain shwrs     C  C       S  S  S          C  C          S
Tstms          S  C       S  S  S          C  C          S

$$
TXZ249-230900-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
1240 PM CDT Fri Aug 22 2025

Date           08/22/25      Sat 08/23/25            Sun 08/24/25            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                      73          93          73          91          74
Temp          91 89 80 78 75 74 83 90 89 86 79 77 75 74 82 88 88 84 79 77 75 74
Dewpt         70 73 76 76 75 73 76 73 72 75 77 77 75 74 76 73 72 76 77 77 75 74
RH            50 59 88 94100 97 80 58 57 70 94100100100 82 61 59 77 94100100100
Wind dir       N  E SE  S  E  N NE NE NE  E  E SE NE  N NE  E  E  E  E SE SE  E
Wind spd       3  6  4  2  2  1  3  4  5  8  3  1  1  2  3  4  5  9  4  2  2  2
Clouds        B1 SC SC FW SC SC SC SC B1 SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC
PoP 12hr                     50          60          60          70          40
QPF 12hr                   0.11        0.05        0.13        0.12        0.07
Rain shwrs     C  C  S  C  C     S  L  C  L  L  C  C  C  C  L  L  C  C  C  C  C
Tstms          C  C  S  C  C     S  C  C  C  S  S  S        C  C  C
Obvis                     PF  F                PF PF  F                   PF PF
Heat index    97 97             92 97 96 94                95 95 93
Max heat         97    93          97    96    90          95    96    90


Date           08/25  Tue 08/26/25  Wed 08/27/25  Thu 08/28/25  Fri 08/29/25
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      75    95      74    95      74    95      74    97
Temp          89 85   78 75 92 88   78 74 91 88   78 74 91 90   78 74 92 91
Dewpt         73 77   78 75 73 75   77 74 73 75   77 74 71 72   77 74 71 72
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT      LT    GN      GN    GN      LT    GN      GN    GN
Avg clouds    SC B1   SC SC SC SC   SC SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr         60      20    30      10    30      10    20       5    10
Rain shwrs     C  L    S        C          S  C             S
Tstms             C             C             C             S

$$
TXZ250-230900-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
1240 PM CDT Fri Aug 22 2025

Date           08/22/25      Sat 08/23/25            Sun 08/24/25            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          93          74          91          74
Temp          93 87 80 78 76 74 83 90 89 86 80 78 76 74 82 88 87 85 79 77 76 74
Dewpt         72 75 76 76 75 73 77 73 74 76 76 76 75 74 77 74 75 77 77 76 76 74
RH            51 68 88 94 97 97 82 58 61 72 88 94 97100 85 63 68 77 94 97100100
Wind dir       N  E SE  S  N  N  N NE  E  E  E SE  N  N NE  E  E  E SE SE SE  E
Wind spd       2  4  2  2  1  2  2  4  4  4  2  1  1  2  2  5  5  5  2  1  1  2
Clouds        B1 SC SC SC SC SC B1 B1 B1 SC SC SC SC B1 B1 B1 B2 B1 SC B1 SC B1
PoP 12hr                     50          70          60          80          40
QPF 12hr                   0.07        0.17        0.08        0.21        0.04
Rain shwrs     C  C  S  C  C  S  C  L  L  L  L  L  L  C  C  D  D  C  C  C  C  C
Tstms          C  C  S  C  S     S  C  C  C  C  C  C     S  C  C  C     S  S
Obvis                  PF  F  F                PF  F  F                PF PF PF
Heat index   101 97             92 97 98 96             91 97 97 95
Max heat        101    92          97    98    90          97    97    91


Date           08/25  Tue 08/26/25  Wed 08/27/25  Thu 08/28/25  Fri 08/29/25
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          92      75    95      75    95      74    95      74    97
Temp          90 86   79 76 92 88   78 75 92 87   78 74 92 89   78 74 93 90
Dewpt         74 78   78 76 74 77   78 75 74 76   77 74 72 76   77 74 72 76
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1   SC SC SC SC   FW SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr         70      20    40      20    40      10    30       5    10
Rain shwrs     C  L    S  S     C       S  S  C             C
Tstms             C             C             C             C

$$
TXZ253-230900-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
1240 PM CDT Fri Aug 22 2025

Date           08/22/25      Sat 08/23/25            Sun 08/24/25            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                      76          95          75          92          76
Temp          92 87 81 80 78 77 86 90 90 86 81 79 78 76 84 88 88 84 79 79 77 76
Dewpt         70 73 74 75 74 74 75 73 72 74 75 75 75 74 75 73 73 75 75 76 75 74
RH            49 63 79 85 88 90 70 58 56 68 82 88 91 94 74 61 61 74 88 91 94 94
Wind dir      NE SE  E  S  S  E  E NE NE  E  E  S  S  N  N  E  E  E SE SE SE  E
Wind spd       4  5  4  3  2  1  2  2  5  5  2  2  2  2  2  4  5  5  2  2  2  2
Clouds        B1 B1 FW SC SC SC SC SC B1 SC B1 B1 B1 B1 B1 SC B2 B1 B1 B1 SC B1
PoP 12hr                     40          70          60          80          50
QPF 12hr                   0.15        0.19        0.14        0.27        0.09
Rain shwrs     C  C     S        C  L  L  L  L  L  L  C  C  D  D  C  C  C  C  C
Tstms          C  C     S        S  C  C  C  C  C  C     S  C  C  S     S
Obvis                                                PF                      PF
Heat index    99 94             95 98 97 94             92 96 96 92
Max heat        100    90          98    98    90          96    96


Date           08/25  Tue 08/26/25  Wed 08/27/25  Thu 08/28/25  Fri 08/29/25
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      77    96      76    96      75    96      75    97
Temp          89 86   79 77 92 89   79 77 91 87   79 76 91 89   79 76 92 90
Dewpt         74 74   76 75 73 73   76 75 74 73   75 74 72 72   75 74 72 72
PWind dir        SE      SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC B1   SC SC SC SC   FW FW SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr         70      20    40      10    40      10    20       5    10
Rain shwrs     C  L    S        C          S  C             S
Tstms             C             C          S  C             S

$$