Point Forecast Matrices
Issued by NWS Brownsville, TX

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Point Forecast Matrices
National Weather Service Brownsville TX
340 PM CDT Wed Sep 18 2024

TXZ255-190900-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
340 PM CDT Wed Sep 18 2024

Date           09/18/24      Thu 09/19/24            Fri 09/20/24            Sat
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          92          79          91          78
Temp          90 85 83 81 80 80 86 90 89 84 83 81 80 79 85 89 88 84 81 80 79 78
Dewpt         79 79 79 79 79 79 80 80 80 79 80 79 79 79 80 80 80 79 79 78 78 77
RH            70 82 88 94 97 97 82 73 75 85 91 94 97100 85 75 77 85 94 94 97 97
Wind dir      SE SE SE SE SE SE SE SE  E  E  E SE SE SE SE  E  E  E  E SE SE SE
Wind spd      10  9  5  4  3  2  4  6 10  8  4  2  2  2  3  6 10  8  4  3  2  2
Clouds        SC FW FW FW SC FW SC SC SC SC SC SC SC FW SC B1 SC FW FW FW FW SC
PoP 12hr                      5          20          10          40          10
QPF 12hr                      0        0.06           0           0           0
Rain shwrs                          S  S              S  S  C  C              S
Tstms                               S  S                    S
Heat index   104 97 93 91      100107105 97 94 90       98105103 95 91
Max heat        106    95    92   107   110    96         106   106    93


Date           09/21  Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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          91      78    90      77    90      76    90      76    90
Temp          89 85   80 78 89 83   79 77 88 83   79 76 88 84   79 76 87 83
Dewpt         78 78   76 76 77 76   76 75 76 76   76 75 76 76   76 75 76 75
PWind dir        SE      SE    SE      SE     E       E     E       E    NE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1   FW SC SC SC   SC SC SC B1   SC SC B1 B1   SC SC SC B1
PoP 12hr         30       5    20      10    40      20    50      30    40
Rain shwrs     S  C             S          C  C       S  C  C    S  C  C  C
Tstms             S                           C       S  S  S    S  S     S

$$
TXZ255-190900-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
340 PM CDT Wed Sep 18 2024

Date           09/18/24      Thu 09/19/24            Fri 09/20/24            Sat
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                      77          94          76          93          75
Temp          91 86 80 79 78 77 84 90 90 85 80 79 78 76 84 90 89 85 79 78 76 75
Dewpt         80 78 79 79 78 77 80 80 81 79 79 78 78 76 81 80 80 79 78 77 76 75
RH            70 77 97100100100 88 73 75 82 97 97100100 91 73 75 82 97 97100100
Wind dir      SE SE SE SE SE SE SE SE  E  E SE SE SE SE SE  E  E  E  E SE SE SE
Wind spd      11 11  8  5  4  3  5  8 11 10  5  4  2  2  4  8 11 10  5  3  3  3
Clouds        SC CL FW SC FW FW SC SC SC FW FW FW FW FW FW SC SC FW FW FW FW SC
PoP 12hr                      0          30           5          30           5
QPF 12hr                      0        0.05           0           0           0
Rain shwrs                          C  S                    C  C
Tstms                               C  S                    S  S
Heat index   109 99             98108109 98             98107106 97
Max heat        109    94         108   110    95         107   108    93


Date           09/21  Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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      74    92      74    91      73    91      73    90
Temp          89 86   77 75 89 84   76 74 89 84   76 73 88 85   76 73 87 84
Dewpt         78 77   76 74 77 76   76 74 76 76   75 73 76 75   75 73 76 75
PWind dir        SE      SE    SE       E     E       E     E       E    NE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC SC   FW FW SC SC   FW FW SC B1   FW SC SC B1   SC SC SC B1
PoP 12hr         30       0    20       5    40      10    40      20    40
Rain shwrs        C             S          S  C          S  C       S  S  C
Tstms             S                           C             S             S

$$
TXZ253-190900-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
340 PM CDT Wed Sep 18 2024

Date           09/18/24      Thu 09/19/24            Fri 09/20/24            Sat
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          98          80          96          78
Temp          95 90 85 82 81 80 86 94 95 88 84 82 81 80 85 93 93 88 83 80 79 79
Dewpt         77 76 78 79 78 78 80 78 77 78 79 79 78 79 79 78 77 77 78 77 77 77
RH            56 64 80 91 91 94 82 60 56 72 85 91 91 97 82 62 60 70 85 91 94 94
Wind dir      SE SE SE SE SE SE SE SE  E SE  E SE SE  E SE  E  E  E  E SE SE SE
Wind spd      10 12 10  8  6  5  6  9 10 12  8  5  4  4  5  6 10 11  8  5  5  4
Clouds        SC FW FW FW FW FW FW SC SC SC SC FW FW SC SC SC SC FW FW FW FW SC
PoP 12hr                      5          20           5          30           5
QPF 12hr                      0        0.04           0           0           0
Rain shwrs                             S                    C  C
Tstms                                  S                    S  S
Heat index   110101 96 91      100110109102 95 92       99109108 99 93
Max heat        112    99    90   110   112    99    91   109   110    97


Date           09/21  Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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      77    96      77    96      76    95      76    95
Temp          92 89   80 78 92 87   79 77 92 87   79 76 90 88   79 76 90 87
Dewpt         77 76   76 76 74 74   76 75 74 74   75 75 74 73   75 75 74 73
PWind dir        SE      SE    SE      SE     E       E     E       E    NE
Wind char        LT      GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   FW FW FW SC   FW FW FW SC   SC SC SC B1   SC SC SC B1
PoP 12hr         20       0    10       5    30      10    30      20    30
Rain shwrs        S                           C             C    S        C
Tstms             S                           S             S             S

$$
TXZ355-190900-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
340 PM CDT Wed Sep 18 2024

Date           09/18/24      Thu 09/19/24            Fri 09/20/24            Sat
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          91          78          90          77
Temp          88 84 82 81 79 78 86 89 88 84 82 80 79 78 85 88 88 84 81 80 79 77
Dewpt         80 79 79 79 78 78 80 81 81 81 79 79 78 78 80 81 80 79 78 77 77 76
RH            77 85 91 94 97100 82 77 80 91 91 97 97100 85 80 77 85 91 91 94 97
Wind dir      SE SE SE SE SE SE SE  E  E  E SE SE SE SE SE  E  E  E  E SE SE SE
Wind spd      12 10  6  5  4  3  5 10 11  9  5  4  2  2  4 10 11  9  5  4  3  3
Clouds        FW FW FW FW SC FW FW SC SC SC FW SC SC FW FW SC FW FW FW FW FW SC
PoP 12hr                      5          20          10          30          10
QPF 12hr                      0        0.04           0           0           0
Rain shwrs                          S                 S  S  C  C              S
Tstms                               S                       S
Heat index   105 96 92 91      101108106 99 92          99105104 96 90
Max heat        108    94         108   109    95         105   106    94


Date           09/21  Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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      76    89      76    89      75    89      75    88
Temp          87 84   80 77 88 83   79 76 87 83   79 75 87 84   79 75 86 83
Dewpt         79 78   76 75 78 77   76 74 77 77   76 75 78 77   76 75 77 76
PWind dir        SE      SE    SE      SE     E       E     E       E    NE
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   FW SC SC SC   FW SC SC SC   SC SC B1 B1   SC SC B1 B1
PoP 12hr         20       5    20      10    30      20    40      30    40
Rain shwrs     S  S             S          C  C       S  C  C    S  C  C  C
Tstms                                      S  C       S  S  S       S     S

$$
TXZ249-190900-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
340 PM CDT Wed Sep 18 2024

Date           09/18/24      Thu 09/19/24            Fri 09/20/24            Sat
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          94          75          93          75
Temp          91 88 81 78 76 76 82 90 92 87 80 78 76 76 82 90 91 87 80 77 76 75
Dewpt         74 76 77 76 76 75 77 74 73 76 76 76 76 76 76 73 73 74 75 75 75 74
RH            58 68 88 94100 97 85 60 54 70 88 94100100 82 58 56 65 85 94 97 97
Wind dir      SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE  E SE SE SE SE
Wind spd       8  9  8  5  5  3  5  5  6  9  6  4  3  2  4  5  8  9  5  4  3  2
Clouds        SC SC FW SC SC SC SC SC SC FW FW FW SC B1 SC FW FW FW FW FW SC SC
PoP 12hr                     10          10           5          10           0
QPF 12hr                      0           0           0           0           0
Heat index   101 98             90100101 97                98 99 95
Max heat        102    93         100   102    93          98   100    92


Date           09/21  Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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      73    92      72    92      72    91      72    91
Temp          89 88   76 73 89 86   76 73 89 87   76 73 88 86   76 72 87 86
Dewpt         72 72   73 73 70 71   73 71 70 70   72 71 69 70   73 71 68 68
PWind dir        SE      SE    SE      SE     E      SE     E       E     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   FW FW FW SC   FW FW FW SC   FW FW FW SC   SC SC SC SC
PoP 12hr         20       0    10       0    20       5    20       5    20
Rain shwrs        S                           S             S             S
Tstms                                         S             S             S

$$
TXZ250-190900-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
340 PM CDT Wed Sep 18 2024

Date           09/18/24      Thu 09/19/24            Fri 09/20/24            Sat
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                      77          95          76          94          75
Temp          92 87 81 79 78 77 85 92 93 87 81 79 77 76 85 91 91 86 81 78 76 76
Dewpt         77 78 79 79 78 77 80 77 77 78 79 78 77 76 80 77 77 77 78 77 76 76
RH            62 75 94100100100 85 62 60 75 94 97100100 85 64 64 75 91 97100100
Wind dir      SE SE SE SE SE SE  S SE SE  E SE SE SE  E SE SE  E  E SE SE SE  E
Wind spd       9 10  5  4  3  2  4  5  8  9  4  2  2  2  3  5  8  9  4  2  2  2
Clouds        SC FW FW FW FW FW FW SC SC FW SC FW FW SC SC FW SC FW FW FW SC SC
PoP 12hr                      0          20           5          20           0
QPF 12hr                      0        0.04           0           0           0
Rain shwrs                          S  S                    S  S
Tstms                               S  S                    S  S
Heat index   107100 91          99106107100 91          98105104 97
Max heat        107    95         106   108    95         105   105    94


Date           09/21  Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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      74    94      74    94      73    93      73    93
Temp          90 87   77 74 91 86   77 74 90 86   77 74 89 87   76 74 89 86
Dewpt         75 75   76 74 74 74   75 74 74 74   75 73 74 74   75 73 72 73
PWind dir        SE      SE    SE      SE     E       E     E       E    NE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   FW FW FW SC   FW FW FW SC   FW FW SC SC   SC SC SC SC
PoP 12hr         20       0    10       0    20       5    20      10    20
Rain shwrs        S                           S             S             S
Tstms             S                           S             S             S

$$
TXZ253-190900-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
340 PM CDT Wed Sep 18 2024

Date           09/18/24      Thu 09/19/24            Fri 09/20/24            Sat
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                      77          97          76          95          75
Temp          94 88 82 80 78 77 86 94 94 87 81 80 78 77 86 93 92 86 81 78 77 76
Dewpt         75 77 77 78 77 76 78 76 76 78 78 78 77 76 78 76 76 76 77 77 76 75
RH            54 70 85 94 97 97 77 56 56 75 91 94 97 97 77 58 60 72 88 97 97 97
Wind dir      SE  E SE SE SE SE SE SE  E  E SE SE SE  E SE  E  E  E  E SE SE  E
Wind spd      11 11  8  5  5  3  5  9 10 11  6  3  2  2  5  8 10 11  5  2  2  2
Clouds        SC SC CL FW FW FW FW SC SC SC FW FW FW FW SC SC SC FW CL FW FW FW
PoP 12hr                      5          30           5          30           0
QPF 12hr                      0        0.03           0           0           0
Rain shwrs                             C                    C  C
Tstms                                  C                    S  S
Heat index   106100 90          98106107 99 90          99105105 96
Max heat        108    96         106   109    96         105   106    93


Date           09/21  Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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      75    95      74    96      73    94      73    94
Temp          92 88   78 75 92 86   78 74 92 86   77 74 90 87   77 74 90 87
Dewpt         74 75   75 73 73 74   74 73 72 73   74 72 72 73   74 73 72 72
PWind dir        SE      SE    SE       E     E       E     E       E    NE
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    FW SC   FW FW FW SC   FW FW SC SC   SC SC SC B1   SC SC SC B1
PoP 12hr         30       0    20       0    30       5    30      10    30
Rain shwrs        C             S             C             C             C
Tstms             S                           S             S             S

$$