933
FNUS54 KHGX 191139
FWFHGX
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
639 AM CDT TUE MAY 19 2026
DISCUSSION
MORNING SHOWERS SHOULD DISSIPATE. WINDS TODAY SHOULD BE SOUTHEAST
10 TO 15 MPH WITH OCCASIONALLY HIGHER GUSTS. MINIMUM AFTERNOON RH
VALUES ARE EXPECTED TO BE WELL OVER 50 PERCENT THROUGHOUT MOST OF
THE WEEK. SCATTERED THUNDERSTORMS POSSIBLE LATE AFTERNOON TODAY,
WITH A HIGHER CHANCE OF RAIN AND THUNDERSTORMS OVERNIGHT INTO
WEDNESDAY MORNING. STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE
OVERNIGHT, WITH STRONG GUSTY WINDS BEING THE PRIMARY CONCERN.
TXZ163-164-192115-
HOUSTON-TRINITY-
INCLUDING THE CITIES OF CROCKETT, GROVETON, AND TRINITY
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 70 70
CHANCE OF THUNDER (%) 40 50 50
TEMP (24H TREND) 90 (+2) 70 (-7) 84
RH % (24H TREND) 58 (-5) 100 (+6) 74
WIND 20FT/EARLY(MPH) S 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) S 7 LGT/VAR LGT/VAR
MAX/MIN MIX HGT(M) 1380 1060
MAX/MIN MIX HGT(FT) 4530 3470
TRANSPORT WND (KTS) S 13 SE 6
TRANSPORT WND (M/S) S 7 SE 3
VENT RATE (M/S-M) 9660 3180
CATEGORY DAY 4 2
SUNSHINE HOURS 4 5
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ176-195>198-192115-
BRAZOS-BURLESON-GRIMES-MADISON-WASHINGTON-
INCLUDING THE CITIES OF BRENHAM, BRYAN, CALDWELL,
COLLEGE STATION, MADISONVILLE, NAVASOTA, AND SOMERVILLE
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 70 70
CHANCE OF THUNDER (%) 40 70 50
TEMP (24H TREND) 88 (-1) 71 (-7) 83
RH % (24H TREND) 60 (-2) 98 (+7) 76
WIND 20FT/EARLY(MPH) S 10 G17 E 6 LGT/VAR
WIND 20FT/LATE(MPH) S 11 LGT/VAR LGT/VAR
MAX/MIN MIX HGT(M) 1480 1150
MAX/MIN MIX HGT(FT) 4840 3760
TRANSPORT WND (KTS) S 13 E 5
TRANSPORT WND (M/S) S 7 E 3
VENT RATE (M/S-M) 10360 3450
CATEGORY DAY 4 2
SUNSHINE HOURS 4 4
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ177>179-199-200-192115-
MONTGOMERY-NORTHERN LIBERTY-POLK-SAN JACINTO-WALKER-
INCLUDING THE CITIES OF CLEVELAND, COLDSPRING, CONROE, CORRIGAN,
DAYTON, HUNTSVILLE, LIBERTY, LIVINGSTON, SHEPHERD,
AND THE WOODLANDS
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 60 70
CHANCE OF THUNDER (%) 20 50 50
TEMP (24H TREND) 90 (+1) 72 (-5) 86
RH % (24H TREND) 57 (-8) 98 (+6) 73
WIND 20FT/EARLY(MPH) SE 7 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) S 8 G17 LGT/VAR LGT/VAR
MAX/MIN MIX HGT(M) 1550 1180
MAX/MIN MIX HGT(FT) 5080 3870
TRANSPORT WND (KTS) S 14 S 6
TRANSPORT WND (M/S) S 7 S 3
VENT RATE (M/S-M) 10850 3540
CATEGORY DAY 4 2
SUNSHINE HOURS 4 4
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ212-213-227-237-238-192115-
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
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 50
CHANCE OF THUNDER (%) 20 50 50
TEMP (24H TREND) 90 (+1) 75 (-3) 87
RH % (24H TREND) 58 (-8) 94 (+4) 69
WIND 20FT/EARLY(MPH) SE 10 G18 SE 7 LGT/VAR
WIND 20FT/LATE(MPH) SE 12 E 5 SE 6
MAX/MIN MIX HGT(M) 1560 1240
MAX/MIN MIX HGT(FT) 5110 4080
TRANSPORT WND (KTS) S 14 SE 7
TRANSPORT WND (M/S) S 7 SE 4
VENT RATE (M/S-M) 10920 4960
CATEGORY DAY 4 3
SUNSHINE HOURS 4 4
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ210-211-226-235-236-192115-
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
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 70 50
CHANCE OF THUNDER (%) 20 50 50
TEMP (24H TREND) 90 (0) 73 (-5) 88
RH % (24H TREND) 57 (-7) 95 (0) 68
WIND 20FT/EARLY(MPH) SE 11 G20 SE 9 G18 SE 5
WIND 20FT/LATE(MPH) SE 13 E 5 SE 6
MAX/MIN MIX HGT(M) 1500 1270
MAX/MIN MIX HGT(FT) 4910 4160
TRANSPORT WND (KTS) S 15 SE 8
TRANSPORT WND (M/S) S 8 SE 4
VENT RATE (M/S-M) 12000 5080
CATEGORY DAY 4 3
SUNSHINE HOURS 4 4
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ214-300-313-338-192115-
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
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 60 50
CHANCE OF THUNDER (%) 20 50 50
TEMP (24H TREND) 88 (+1) 75 (-3) 87
RH % (24H TREND) 68 (-6) 95 (+1) 72
WIND 20FT/EARLY(MPH) SE 11 SE 7 SE 6
WIND 20FT/LATE(MPH) SE 12 SE 5 S 8
MAX/MIN MIX HGT(M) 1230 1140
MAX/MIN MIX HGT(FT) 4030 3740
TRANSPORT WND (KTS) S 15 SE 10
TRANSPORT WND (M/S) S 8 SE 5
VENT RATE (M/S-M) 9840 5700
CATEGORY DAY 4 3
SUNSHINE HOURS 4 6
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ335>337-192115-
COASTAL BRAZORIA-COASTAL JACKSON-COASTAL MATAGORDA-
INCLUDING THE CITIES OF CLUTE, FREEPORT, LAKE JACKSON,
AND PALACIOS
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 50 30
CHANCE OF THUNDER (%) 20 50 20
TEMP (24H TREND) 88 (+1) 77 (-2) 87
RH % (24H TREND) 71 (-5) 93 (-5) 70
WIND 20FT/EARLY(MPH) SE 13 SE 10 G18 SE 8
WIND 20FT/LATE(MPH) SE 13 E 6 SE 10
MAX/MIN MIX HGT(M) 990 1200
MAX/MIN MIX HGT(FT) 3250 3920
TRANSPORT WND (KTS) S 17 S 10
TRANSPORT WND (M/S) S 9 S 5
VENT RATE (M/S-M) 8910 6000
CATEGORY DAY 4 3
SUNSHINE HOURS 3 4
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
TXZ436>439-192115-
BOLIVAR PENINSULA-BRAZORIA ISLANDS-GALVESTON ISLAND-
MATAGORDA ISLANDS-
INCLUDING THE CITIES OF GALVESTON AND SURFSIDE BEACH
639 AM CDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 50 20
CHANCE OF THUNDER (%) 20 50 20
TEMP (24H TREND) 86 (+2) 78 (0) 85
RH % (24H TREND) 77 (-5) 95 (-3) 76
WIND 20FT/EARLY(MPH) SE 14 SE 13 SE 9
WIND 20FT/LATE(MPH) SE 14 SE 10 SE 10
MAX/MIN MIX HGT(M) 800 890
MAX/MIN MIX HGT(FT) 2640 2930
TRANSPORT WND (KTS) SE 16 S 10
TRANSPORT WND (M/S) SE 8 S 5
VENT RATE (M/S-M) 6400 4450
CATEGORY DAY 3 3
SUNSHINE HOURS 3 5
REMARKS...
FOG POTENTIAL (FIRST 24 HOURS)...LOW
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 70S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER 80S. SOUTH
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
70S. HIGHS IN THE LOWER 80S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER 80S. NORTH
WINDS AROUND 5 MPH.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page