Point Forecast Matrices
Issued by NWS Houston/Galveston, TX

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Point Forecast Matrices
National Weather Service Houston/Galveston TX
1042 PM CDT Wed Aug 20 2025

TXZ196-210900-
College Station-Brazos TX
30.57N  96.37W Elev. 321 ft
1042 PM CDT Wed Aug 20 2025

Date           08/20/25      Thu 08/21/25            Fri 08/22/25            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                      75          94          74          92          73
Temp                   79 77 75 82 89 92 88 81 78 76 74 82 89 91 88 80 77 75 73
Dewpt                  73 73 73 75 75 74 74 74 74 73 73 75 72 71 71 72 72 71 70
RH                     82 87 94 79 64 56 63 79 88 90 97 79 57 52 57 77 85 87 90
Wind dir                N NW NW  N  N NE NE NE NE  N  N NE NE NE NE SE  S NW  N
Wind spd                1  1  2  4  5  5  4  2  1  2  2  4  5  5  4  2  1  1  2
Clouds                 FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW
PoP 12hr                     30          50          40          50          10
QPF 12hr                   0.03        0.05        0.08        0.09           0
Rain shwrs              S  C  C  C  C  C  C  C  C  C  C  C  C  C
Tstms                            S  C  C  S              S  C  C
Heat index                        100102 97                96 98 95
Max heat                          101   103                98   100


Date           08/23  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25  Wed 08/27/25
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    96      74    95      74    93      73    91
Temp          92 91   77 73 93 91   78 74 92 91   78 74 90 88   77 73 87 87
Dewpt         69 68   71 70 69 70   72 71 70 71   73 73 73 73   73 73 74 72
PWind dir        NE       S    NE       S     S       S     S      SE     E
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   FW FW FW FW   FW FW FW FW   FW FW SC SC   SC SC SC SC
PoP 12hr         20       5    10       0    20       5    30      10    30
Rain shwrs        S                           S             C          S  C
Tstms             S                           S             C             C

$$
TXZ213-210900-
Bush Intercontinental Airport-Inland Harris TX
29.96N  95.35W Elev. 97 ft
1042 PM CDT Wed Aug 20 2025

Date           08/20/25      Thu 08/21/25            Fri 08/22/25            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          92          77          90          76
Temp                   82 79 78 85 89 91 87 81 80 78 77 83 86 89 86 81 80 78 76
Dewpt                  75 75 74 74 74 73 75 76 76 76 75 75 74 73 74 75 75 75 74
RH                     79 88 88 70 61 56 68 85 88 94 94 77 68 59 68 82 85 91 94
Wind dir                N  N NW  N  N NE NE NE NE  N NE NE NE NE  E SE SE NW  N
Wind spd                2  2  3  4  5  4  3  2  2  2  3  4  5  4  4  2  1  2  2
Clouds                 SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC
PoP 12hr                     30          70          50          70          20
QPF 12hr                   0.07        0.10        0.31        0.17        0.02
Rain shwrs              S  C  C  C  L  L  C  C  C  C  L  L  L  L  S  S  S  S  C
Tstms                   S  S     C  L  L  C  S  S  S  C  C  L  L  S        S
Heat index                         98100 96                   97
Max heat                           98   101                95    98


Date           08/23  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25  Wed 08/27/25
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      76    95      77    95      77    93      77    91
Temp          89 89   80 76 92 90   81 77 91 90   81 77 89 88   80 77 88 87
Dewpt         72 72   74 73 71 72   74 74 72 73   74 74 73 74   75 74 74 74
PWind dir        NE      SW    NE      SW     S       S    SE      SE     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 SC SC   SC SC SC SC
PoP 12hr         40      10    20       5    30      10    40      20    50
Rain shwrs     C  C             S             C          S  C    S  S  S  C
Tstms          S  C             S             C          S  C    S  S  S  C

$$
TXZ438-210900-
Galveston-Galveston Island TX
29.27N  94.87W Elev. 6 ft
1042 PM CDT Wed Aug 20 2025

Date           08/20/25      Thu 08/21/25            Fri 08/22/25            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                      81          91          80          89          81
Temp                   84 83 81 85 89 90 87 84 83 82 81 84 86 88 87 84 84 82 81
Dewpt                  77 77 77 76 76 76 76 76 77 76 76 76 76 75 76 76 76 76 76
RH                     80 82 88 75 66 64 70 77 82 82 85 77 72 66 70 77 77 82 85
Wind dir               NW NW NW  N NE SW  S NW NE NE NE  N NE  E NE  E SE NW  N
Wind spd                5  5  8  6  5  5  5  4  4  5  5  6  6  6  5  4  4  5  6
Clouds                 SC SC SC SC SC SC SC B1 B1 B1 B2 B2 B1 B1 SC SC SC SC SC
PoP 12hr                     30          70          70          80          50
QPF 12hr                   0.02        0.05        0.39        0.28        0.18
Rain shwrs              S  C  C  C  C  L  C  C  L  L  D  D  C  C  C  C  C  C  C
Tstms                   S  C  C  C  C  L  C  C  C  L  L  L  C  C  S  S  C  C  C
Heat index                      95100102 98                96 98 97
Max heat               99    96   102   104    97          98   100    97    95


Date           08/23  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25  Wed 08/27/25
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      81    91      82    91      82    90      82    90
Temp          88 88   84 82 89 89   85 82 89 89   85 83 89 88   85 83 89 88
Dewpt         75 75   76 76 75 75   76 77 76 76   76 76 77 76   77 76 77 75
PWind dir        NE       S    NE      SW     E       S     S       S     E
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    SC SC   SC FW FW FW   FW FW FW FW   FW SC SC SC   SC SC SC SC
PoP 12hr         50      20    30      20    30      20    40      30    40
Rain shwrs     C  C       S  C  S       S  C  S       S  C  C       C  C  C
Tstms          C  C       S  C  S       S  C  S       S  C  C       C  C  C

$$