Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Houston/Galveston, TX

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832
FNUS54 KHGX 120539
FWFHGX

Fire Weather Planning Forecast for Southeast Texas
National Weather Service Houston/Galveston TX
1239 AM CDT Sat Sep 12 2026

.DISCUSSION...

Isolated to scattered storms are expected today. Better chances
and coverage generally along and south of the US59/I69 corridor in
the afternoon hours. Otherwise, partly cloudy and hot with peak
heat index values 106-109F. Afternoon minimum RH values are
generally expected to be in the 40 to 55 percent range inland,
and 50 to 70 percent range near the coast. Winds will be light,
and generally from the south to southeast. Similar weather is
anticipated Sunday.


TXZ163-164-122115-
Houston-Trinity-
Including the cities of Crockett, Groveton, and Trinity
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Mclear       Mclear
Precip Type           Tstms        Tstms        None
Chance Precip (%)     20           20           0
Chance of Thunder (%) 20           20           0
Temp (24h trend)      97 (0)       74 (0)       95
RH % (24h trend)      44 (-6)      100 (0)      45
Wind 20ft/early(mph)  S  5         Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   S  5         Lgt/Var      Lgt/Var
Max/Min Mix Hgt(m)    2280                      2620
Max/Min Mix Hgt(ft)   7470                      8590
Transport Wnd (kts)   S  7                      S  6
Transport Wnd (m/s)   S  4                      S  3
Vent Rate (m/s-m)     9120                      7860
Category Day          4                         3
Sunshine Hours        6                         10

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

TXZ176-195>198-122115-
Brazos-Burleson-Grimes-Madison-Washington-
Including the cities of Brenham, Bryan, Caldwell,
College Station, Madisonville, Navasota, and Somerville
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Mclear       Mclear
Precip Type           None         None         Tstms
Chance Precip (%)     0            0            10
Chance of Thunder (%) 0            0            10
Temp (24h trend)      99 (+1)      76 (0)       98
RH % (24h trend)      38 (-6)      98 (-2)      39
Wind 20ft/early(mph)  S  6         S  7         Lgt/Var
Wind 20ft/late(mph)   S  7         Lgt/Var      S  8
Max/Min Mix Hgt(m)    2600                      2780
Max/Min Mix Hgt(ft)   8520                      9120
Transport Wnd (kts)   S  9                      S  8
Transport Wnd (m/s)   S  5                      S  4
Vent Rate (m/s-m)     13000                     11120
Category Day          4                         4
Sunshine Hours        6                         10

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

TXZ177>179-199-200-122115-
Montgomery-Northern Liberty-Polk-San Jacinto-Walker-
Including the cities of Cleveland, Coldspring, Conroe, Corrigan,
Dayton, Huntsville, Liberty, Livingston, Shepherd,
and The Woodlands
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Mclear       Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     30           30           20
Chance of Thunder (%) 20           20           20
Temp (24h trend)      97 (0)       75 (0)       96
RH % (24h trend)      45 (-5)      100 (0)      46
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   S  6         Lgt/Var      S  5
Max/Min Mix Hgt(m)    2400                      2530
Max/Min Mix Hgt(ft)   7890                      8310
Transport Wnd (kts)   S  8                      S  6
Transport Wnd (m/s)   S  4                      S  3
Vent Rate (m/s-m)     9600                      7590
Category Day          4                         3
Sunshine Hours        6                         9

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

TXZ212-213-227-237-238-122115-
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
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Mclear       Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     40           40           40
Chance of Thunder (%) 40           40           40
Temp (24h trend)      96 (+1)      75 (-3)      96
RH % (24h trend)      47 (-7)      98 (0)       47
Wind 20ft/early(mph)  S  5         S  5         Lgt/Var
Wind 20ft/late(mph)   S  8         Lgt/Var      SE  7
Max/Min Mix Hgt(m)    2330                      2150
Max/Min Mix Hgt(ft)   7630                      7060
Transport Wnd (kts)   S 11                      S  8
Transport Wnd (m/s)   S  6                      S  4
Vent Rate (m/s-m)     13980                     8600
Category Day          4                         4
Sunshine Hours        6                         9

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

TXZ210-211-226-235-236-122115-
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
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Mclear       Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     20           20           20
Chance of Thunder (%) 20           20           20
Temp (24h trend)      98 (+2)      75 (-3)      97
RH % (24h trend)      41 (-8)      99 (+2)      42
Wind 20ft/early(mph)  S  6         S  6         SE  5
Wind 20ft/late(mph)   S  9         Lgt/Var      SE  9
Max/Min Mix Hgt(m)    2490                      2330
Max/Min Mix Hgt(ft)   8170                      7650
Transport Wnd (kts)   S 12                      S  9
Transport Wnd (m/s)   S  6                      S  5
Vent Rate (m/s-m)     14940                     11650
Category Day          4                         4
Sunshine Hours        6                         9

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

TXZ214-300-313-338-122115-
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
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     40           30           30
Chance of Thunder (%) 40           30           30
Temp (24h trend)      93 (+2)      77 (-1)      92
RH % (24h trend)      59 (0)       99 (+2)      59
Wind 20ft/early(mph)  S  6         S  6         S  5
Wind 20ft/late(mph)   S  8         Lgt/Var      S  7
Max/Min Mix Hgt(m)    1530                      1710
Max/Min Mix Hgt(ft)   5030                      5600
Transport Wnd (kts)   S  8                      S  8
Transport Wnd (m/s)   S  4                      S  4
Vent Rate (m/s-m)     6120                      6840
Category Day          3                         3
Sunshine Hours        5                         8

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

TXZ335>337-122115-
Coastal Brazoria-Coastal Jackson-Coastal Matagorda-
Including the cities of Clute, Freeport, Lake Jackson,
and Palacios
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Mclear       Pcldy
Precip Type           Tstms        None         Tstms
Chance Precip (%)     20           0            30
Chance of Thunder (%) 20           0            30
Temp (24h trend)      93 (+2)      78 (-2)      93
RH % (24h trend)      58 (-7)      95 (+1)      58
Wind 20ft/early(mph)  S  9         S  8         S  7
Wind 20ft/late(mph)   S 11         S  6         SE 10
Max/Min Mix Hgt(m)    1730                      1790
Max/Min Mix Hgt(ft)   5690                      5880
Transport Wnd (kts)   S 12                      S  9
Transport Wnd (m/s)   S  6                      S  5
Vent Rate (m/s-m)     10380                     8950
Category Day          4                         4
Sunshine Hours        6                         9

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

TXZ436>439-122115-
Bolivar Peninsula-Brazoria Islands-Galveston Island-
Matagorda Islands-
Including the cities of Galveston and Surfside Beach
1239 AM CDT Sat Sep 12 2026

                      Today        Tonight      Sun

Cloud Cover           Pcldy        Pcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms
Chance Precip (%)     10           10           30
Chance of Thunder (%) 10           10           30
Temp (24h trend)      91 (+2)      82 (-1)      90
RH % (24h trend)      65 (-3)      88 (0)       65
Wind 20ft/early(mph)  S 13         S 12         S 10
Wind 20ft/late(mph)   S 12         S 12         SE 12
Max/Min Mix Hgt(m)    1240                      1210
Max/Min Mix Hgt(ft)   4070                      3970
Transport Wnd (kts)   S 12                      S  9
Transport Wnd (m/s)   S  6                      S  5
Vent Rate (m/s-m)     7440                      6050
Category Day          3                         3
Sunshine Hours        6                         9

Remarks...

Fog Potential (First 24 Hours)...Low.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the upper 70s. Highs in the lower 90s. South winds around
5 mph.
.TUESDAY...Mostly clear. Lows in the upper 70s. Highs in the
lower 90s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 70s. Highs in the
lower 90s. Northeast winds around 5 mph.
.THURSDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the upper 70s. Highs in the lower 90s. Northeast winds
around 5 mph.
.FRIDAY...Partly cloudy. A chance of showers. Lows in the upper
70s. Highs in the lower 90s. Northeast winds around 5 mph.

$$