596
FNUS54 KHGX 171151
FWFHGX
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
651 AM CDT THU SEP 17 2026
DISCUSSION
HOT AND HUMID CONDITIONS WILL PERSIST. THERE IS A HIGHER RISK OF
SCATTERED SHOWERS AND THUNDERSTORMS TODAY, ESPECIALLY NEAR THE
COAST.
AFTERNOON RH IS EXPECTED TO RANGE FROM 40-55% INLAND, TO 60-70%
NEAR THE COAST TODAY. THE AIR SHOULD BE DRIER ON FRIDAY,
WITH INLAND RHS FALLING TO 35-50%, WITH VALUES OF 50-60% NEAR THE
COAST. WINDS WILL GENERALLY BE LIGHT AND FROM THE EAST.
TXZ163-164-172115-
HOUSTON-TRINITY-
INCLUDING THE CITIES OF CROCKETT, GROVETON, AND TRINITY
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 95 (-1) 72 (-4) 95
RH % (24H TREND) 43 (-8) 99 (+5) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
MAX/MIN MIX HGT(M) 2030 2390
MAX/MIN MIX HGT(FT) 6670 7850
TRANSPORT WND (KTS) E 9 SE 7
TRANSPORT WND (M/S) E 5 SE 4
VENT RATE (M/S-M) 10150 9560
CATEGORY DAY 4 4
SUNSHINE HOURS 8 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ176-195>198-172115-
BRAZOS-BURLESON-GRIMES-MADISON-WASHINGTON-
INCLUDING THE CITIES OF BRENHAM, BRYAN, CALDWELL,
COLLEGE STATION, MADISONVILLE, NAVASOTA, AND SOMERVILLE
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 97 (-1) 73 (-3) 96
RH % (24H TREND) 47 (+2) 99 (+8) 33
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) E 8 LGT/VAR E 6
MAX/MIN MIX HGT(M) 2020 2390
MAX/MIN MIX HGT(FT) 6620 7850
TRANSPORT WND (KTS) E 10 E 9
TRANSPORT WND (M/S) E 5 E 5
VENT RATE (M/S-M) 10100 11950
CATEGORY DAY 4 4
SUNSHINE HOURS 7 10
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ177>179-199-200-172115-
MONTGOMERY-NORTHERN LIBERTY-POLK-SAN JACINTO-WALKER-
INCLUDING THE CITIES OF CLEVELAND, COLDSPRING, CONROE, CORRIGAN,
DAYTON, HUNTSVILLE, LIBERTY, LIVINGSTON, SHEPHERD,
AND THE WOODLANDS
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 95 (0) 71 (-5) 95
RH % (24H TREND) 48 (-5) 100 (+5) 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) E 6 LGT/VAR E 5
MAX/MIN MIX HGT(M) 1890 2150
MAX/MIN MIX HGT(FT) 6200 7060
TRANSPORT WND (KTS) E 10 E 8
TRANSPORT WND (M/S) E 5 E 4
VENT RATE (M/S-M) 9450 8600
CATEGORY DAY 4 4
SUNSHINE HOURS 8 10
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ212-213-227-237-238-172115-
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
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 50 0 0
CHANCE OF THUNDER (%) 50 0 0
TEMP (24H TREND) 94 (-2) 74 (-4) 95
RH % (24H TREND) 56 (+3) 98 (+4) 38
WIND 20FT/EARLY(MPH) E 7 G17 LGT/VAR NE 5
WIND 20FT/LATE(MPH) E 9 G19 LGT/VAR E 7
MAX/MIN MIX HGT(M) 1560 2040
MAX/MIN MIX HGT(FT) 5130 6710
TRANSPORT WND (KTS) E 12 E 9
TRANSPORT WND (M/S) E 6 E 5
VENT RATE (M/S-M) 9360 10200
CATEGORY DAY 4 4
SUNSHINE HOURS 6 10
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ210-211-226-235-236-172115-
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
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 60 0 0
CHANCE OF THUNDER (%) 50 0 0
TEMP (24H TREND) 95 (-2) 72 (-5) 97
RH % (24H TREND) 55 (+7) 100 (+4) 37
WIND 20FT/EARLY(MPH) NE 7 LGT/VAR NE 5
WIND 20FT/LATE(MPH) E 9 LGT/VAR E 8
MAX/MIN MIX HGT(M) 1610 2180
MAX/MIN MIX HGT(FT) 5280 7140
TRANSPORT WND (KTS) E 11 E 9
TRANSPORT WND (M/S) E 6 E 5
VENT RATE (M/S-M) 9660 10900
CATEGORY DAY 4 4
SUNSHINE HOURS 5 10
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ214-300-313-338-172115-
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
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 40 0 0
TEMP (24H TREND) 91 (-2) 73 (-5) 91
RH % (24H TREND) 58 (-2) 99 (+3) 44
WIND 20FT/EARLY(MPH) E 8 LGT/VAR NE 5
WIND 20FT/LATE(MPH) E 9 LGT/VAR E 6
MAX/MIN MIX HGT(M) 1420 1700
MAX/MIN MIX HGT(FT) 4650 5570
TRANSPORT WND (KTS) E 11 E 9
TRANSPORT WND (M/S) E 6 E 5
VENT RATE (M/S-M) 8520 8500
CATEGORY DAY 4 4
SUNSHINE HOURS 7 11
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ335>337-172115-
COASTAL BRAZORIA-COASTAL JACKSON-COASTAL MATAGORDA-
INCLUDING THE CITIES OF CLUTE, FREEPORT, LAKE JACKSON,
AND PALACIOS
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 50 0 0
TEMP (24H TREND) 91 (-2) 76 (-3) 93
RH % (24H TREND) 67 (+6) 93 (-3) 46
WIND 20FT/EARLY(MPH) NE 8 E 7 E 8
WIND 20FT/LATE(MPH) E 12 LGT/VAR E 11
MAX/MIN MIX HGT(M) 1110 1910
MAX/MIN MIX HGT(FT) 3630 6280
TRANSPORT WND (KTS) E 13 E 12
TRANSPORT WND (M/S) E 7 E 6
VENT RATE (M/S-M) 7770 11460
CATEGORY DAY 3 4
SUNSHINE HOURS 5 10
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ436>439-172115-
BOLIVAR PENINSULA-BRAZORIA ISLANDS-GALVESTON ISLAND-
MATAGORDA ISLANDS-
INCLUDING THE CITIES OF GALVESTON AND SURFSIDE BEACH
651 AM CDT THU SEP 17 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 50 0 0
TEMP (24H TREND) 90 (0) 81 (-1) 90
RH % (24H TREND) 66 (-4) 83 (-6) 52
WIND 20FT/EARLY(MPH) E 13 E 12 E 11
WIND 20FT/LATE(MPH) E 15 E 10 E 13
MAX/MIN MIX HGT(M) 1030 1390
MAX/MIN MIX HGT(FT) 3390 4570
TRANSPORT WND (KTS) E 15 E 13
TRANSPORT WND (M/S) E 8 E 7
VENT RATE (M/S-M) 8240 9730
CATEGORY DAY 4 4
SUNSHINE HOURS 6 10
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 70S. HIGHS IN THE LOWER
90S. NORTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HIGHS IN THE LOWER
90S. NORTH WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 70S. HIGHS IN THE
LOWER 90S. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 70S. HIGHS IN THE LOWER 90S. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
MOSTLY CLEAR. A CHANCE OF SHOWERS. LOWS IN THE UPPER
70S. HIGHS IN THE LOWER 90S. NORTHEAST WINDS AROUND 5 MPH.
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