271
FNUS54 KHGX 112337
FWFHGX
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
637 PM CDT TUE AUG 11 2026
DISCUSSION
SEASONABLY HOT WITH JUST LOW CHANCES OF SEABREEZE INDUCED SHOWERS
OR THUNDERSTORMS FOR THE NEXT FEW DAYS. MINIMUM INLAND AFTERNOON
RH VALUES SHOULD BE BETWEEN 40 TO 50 PERCENT, WHILE COASTAL AREAS
WILL BE A BIT HIGHER BETWEEN 50 TO 70 PERCENT. LIGHT SOUTH WINDS
AT NIGHT SHOULD INCREASE TO 10 TO 15 MPH WEDNESDAY. GUSTS TO
AROUND 20 MPH ARE EXPECTED THURSDAY.
TXZ163-164-120915-
HOUSTON-TRINITY-
INCLUDING THE CITIES OF CROCKETT, GROVETON, AND TRINITY
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 20 0 0 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 74 (+1) 97 (0) 74 97
RH % (24H TREND) 98 (+1) 40 (-4) 98 40
WIND 20FT/EARLY(MPH) S 7 LGT/VAR S 6 S 5
WIND 20FT/LATE(MPH) LGT/VAR S 6 S 6 S 7
MAX/MIN MIX HGT(M) 2420 2440
MAX/MIN MIX HGT(FT) 7940 8010
TRANSPORT WND (KTS) S 12 S 13
TRANSPORT WND (M/S) S 6 S 7
VENT RATE (M/S-M) 14520 17080
CATEGORY DAY 4 5
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ176-195>198-120915-
BRAZOS-BURLESON-GRIMES-MADISON-WASHINGTON-
INCLUDING THE CITIES OF BRENHAM, BRYAN, CALDWELL,
COLLEGE STATION, MADISONVILLE, NAVASOTA, AND SOMERVILLE
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 20 0 0 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 75 (+1) 97 (0) 75 97
RH % (24H TREND) 99 (+2) 39 (-4) 96 38
WIND 20FT/EARLY(MPH) S 9 S 6 S 10 S 7
WIND 20FT/LATE(MPH) S 5 S 9 S 8 S 11
MAX/MIN MIX HGT(M) 2490 2470
MAX/MIN MIX HGT(FT) 8160 8090
TRANSPORT WND (KTS) S 13 S 15
TRANSPORT WND (M/S) S 7 S 8
VENT RATE (M/S-M) 17430 19760
CATEGORY DAY 5 5
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ177>179-199-200-120915-
MONTGOMERY-NORTHERN LIBERTY-POLK-SAN JACINTO-WALKER-
INCLUDING THE CITIES OF CLEVELAND, COLDSPRING, CONROE, CORRIGAN,
DAYTON, HUNTSVILLE, LIBERTY, LIVINGSTON, SHEPHERD,
AND THE WOODLANDS
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 75 (+2) 97 (+1) 75 96
RH % (24H TREND) 99 (+1) 42 (-9) 97 41
WIND 20FT/EARLY(MPH) S 5 LGT/VAR S 7 S 5
WIND 20FT/LATE(MPH) LGT/VAR S 6 S 5 S 8
MAX/MIN MIX HGT(M) 2390 2310
MAX/MIN MIX HGT(FT) 7840 7570
TRANSPORT WND (KTS) S 11 S 13
TRANSPORT WND (M/S) S 6 S 7
VENT RATE (M/S-M) 14340 16170
CATEGORY DAY 4 5
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ212-213-227-237-238-120915-
FORT BEND-INLAND BRAZORIA-INLAND GALVESTON-INLAND HARRIS-WALLER-
INCLUDING THE CITIES OF ALVIN, ANGLETON, BROOKSHIRE,
FIRST COLONY, FRIENDSWOOD, HEMPSTEAD, HOUSTON, LEAGUE CITY,
MISSION BEND, MISSOURI CITY, PEARLAND, PECAN GROVE, PRAIRIE VIEW,
ROSENBERG, SUGAR LAND, AND WALLER
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE TSTMS NONE TSTMS
CHANCE PRECIP (%) 0 20 0 20
CHANCE OF THUNDER (%) 0 20 0 20
TEMP (24H TREND) 75 (0) 96 (+1) 75 96
RH % (24H TREND) 99 (+2) 45 (-10) 96 44
WIND 20FT/EARLY(MPH) S 6 LGT/VAR S 8 S 5
WIND 20FT/LATE(MPH) LGT/VAR S 9 S 6 S 10
MAX/MIN MIX HGT(M) 2240 2170
MAX/MIN MIX HGT(FT) 7350 7110
TRANSPORT WND (KTS) S 12 S 13
TRANSPORT WND (M/S) S 6 S 7
VENT RATE (M/S-M) 13440 15190
CATEGORY DAY 4 4
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ210-211-226-235-236-120915-
AUSTIN-COLORADO-INLAND JACKSON-INLAND MATAGORDA-WHARTON-
INCLUDING THE CITIES OF BAY CITY, BELLVILLE, COLUMBUS,
EAGLE LAKE, EDNA, EL CAMPO, GANADO, SEALY, WEIMAR, AND WHARTON
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 20
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 75 (-1) 96 (0) 75 96
RH % (24H TREND) 100 (+2) 44 (-8) 97 43
WIND 20FT/EARLY(MPH) SE 7 S 5 S 9 S 6
WIND 20FT/LATE(MPH) LGT/VAR S 10 S 7 S 11
MAX/MIN MIX HGT(M) 2320 2200
MAX/MIN MIX HGT(FT) 7600 7220
TRANSPORT WND (KTS) S 14 S 16
TRANSPORT WND (M/S) S 7 S 8
VENT RATE (M/S-M) 16240 17600
CATEGORY DAY 5 5
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ214-300-313-338-120915-
CHAMBERS-COASTAL GALVESTON-COASTAL HARRIS-SOUTHERN LIBERTY-
INCLUDING THE CITIES OF ANAHUAC, BAYTOWN, DEVERS, DICKINSON,
LA MARQUE, MONT BELVIEU, OLD RIVER-WINFREE, PASADENA, STOWELL,
TEXAS CITY, AND WINNIE
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE TSTMS NONE TSTMS
CHANCE PRECIP (%) 0 20 0 20
CHANCE OF THUNDER (%) 0 20 0 20
TEMP (24H TREND) 77 (+1) 92 (0) 77 92
RH % (24H TREND) 96 (0) 57 (-3) 93 55
WIND 20FT/EARLY(MPH) S 6 S 5 S 8 S 7
WIND 20FT/LATE(MPH) S 5 S 9 S 7 S 10
MAX/MIN MIX HGT(M) 1800 1720
MAX/MIN MIX HGT(FT) 5900 5640
TRANSPORT WND (KTS) S 11 S 12
TRANSPORT WND (M/S) S 6 S 6
VENT RATE (M/S-M) 10800 10320
CATEGORY DAY 4 4
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ335>337-120915-
COASTAL BRAZORIA-COASTAL JACKSON-COASTAL MATAGORDA-
INCLUDING THE CITIES OF CLUTE, FREEPORT, LAKE JACKSON,
AND PALACIOS
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 20 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 79 (0) 92 (+1) 79 92
RH % (24H TREND) 94 (+1) 58 (-7) 90 59
WIND 20FT/EARLY(MPH) SE 8 S 8 S 10 G17 S 9
WIND 20FT/LATE(MPH) S 6 S 11 S 10 G17 S 12
MAX/MIN MIX HGT(M) 1640 1530
MAX/MIN MIX HGT(FT) 5370 5010
TRANSPORT WND (KTS) S 13 S 14
TRANSPORT WND (M/S) S 7 S 7
VENT RATE (M/S-M) 11480 10710
CATEGORY DAY 4 4
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ436>439-120915-
BOLIVAR PENINSULA-BRAZORIA ISLANDS-GALVESTON ISLAND-
MATAGORDA ISLANDS-
INCLUDING THE CITIES OF GALVESTON AND SURFSIDE BEACH
637 PM CDT TUE AUG 11 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 20 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 82 (0) 90 (+1) 82 90
RH % (24H TREND) 88 (0) 68 (-4) 85 65
WIND 20FT/EARLY(MPH) S 10 S 10 S 13 S 13
WIND 20FT/LATE(MPH) S 10 S 11 S 14 S 13
MAX/MIN MIX HGT(M) 1200 1160
MAX/MIN MIX HGT(FT) 3930 3800
TRANSPORT WND (KTS) S 13 S 15
TRANSPORT WND (M/S) S 7 S 8
VENT RATE (M/S-M) 8400 9280
CATEGORY DAY 4 4
SUNSHINE HOURS 10 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 70S. HIGHS IN THE
LOWER 90S. SOUTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HIGHS IN THE
LOWER 90S. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HIGHS IN THE LOWER
90S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HIGHS IN THE MID
90S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HIGHS IN THE MID
90S. SOUTH WINDS AROUND 5 MPH.
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