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

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644
FNUS54 KHGX 231718
FWFHGX

Fire Weather Planning Forecast for Southeast Texas
National Weather Service Houston/Galveston TX
1218 PM CDT Sat Aug 23 2025

.DISCUSSION...
Though showers and thunderstorm chances will be lower than past
days, isolated activity remains a possibility this afternoon with
best chances along and south of the I-10 corridor. Rain chances
diminish Sunday and Monday. Winds will generally be light and
variable. There will be some localized late night and early
morning fog, but should dissipate quickly after sunrise. Afternoon
minimum relative humidity values through Monday will be in the 35
to 45 percent range in the Piney Woods, 40 to 50 percent range
along I-10, and then above 55 percent at the coast.

TXZ163-164-177-241030-
Houston-Trinity-Walker-
Including the cities of Crockett, Groveton, Huntsville,
and Trinity
1218 PM CDT Sat Aug 23 2025

                      Tonight      Sun          Sun Night    Mon

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      72 (+3)      97 (+3)      72           97
RH % (24h trend)      90 (-10)     38 (-7)      90           37
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      Lgt/Var
Max/Min Mix Hgt(m)                 2780                      2800
Max/Min Mix Hgt(ft)                9120                      9190
Transport Wnd (kts)                NE  5                     SE  7
Transport Wnd (m/s)                NE  3                     SE  4
Vent Rate (m/s-m)                  8340                      11200
Category Day                       4                         4
Sunshine Hours                     11                        11

Remarks...

Fog Potential (First 24 Hours)...Moderate

$$

TXZ176-195>198-241030-
Brazos-Burleson-Grimes-Madison-Washington-
Including the cities of Brenham, Bryan, Caldwell,
College Station, Madisonville, Navasota, and Somerville
1218 PM CDT Sat Aug 23 2025

                      Tonight      Sun          Sun Night    Mon

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      72 (+1)      95 (+2)      72           95
RH % (24h trend)      92 (-8)      36 (-10)     94           38
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      SE  5
Max/Min Mix Hgt(m)                 2930                      2790
Max/Min Mix Hgt(ft)                9610                      9140
Transport Wnd (kts)                NE  6                     SE  8
Transport Wnd (m/s)                NE  3                     SE  4
Vent Rate (m/s-m)                  8790                      11160
Category Day                       4                         4
Sunshine Hours                     11                        11

Remarks...

Fog Potential (First 24 Hours)...Moderate

$$

TXZ178-179-199-200-241030-
Montgomery-Northern Liberty-Polk-San Jacinto-
Including the cities of Cleveland, Coldspring, Conroe, Corrigan,
Dayton, Liberty, Livingston, Shepherd, and The Woodlands
1218 PM CDT Sat Aug 23 2025

                      Tonight      Sun          Sun Night    Mon

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      72 (+2)      97 (+4)      71           97
RH % (24h trend)      93 (-6)      38 (-10)     95           38
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Max/Min Mix Hgt(m)                 2690                      2750
Max/Min Mix Hgt(ft)                8830                      9030
Transport Wnd (kts)                NE  5                     SE  6
Transport Wnd (m/s)                NE  3                     SE  3
Vent Rate (m/s-m)                  8070                      8250
Category Day                       4                         4
Sunshine Hours                     11                        11

Remarks...

Fog Potential (First 24 Hours)...Moderate

$$

TXZ212-213-227-237-238-241030-
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
1218 PM CDT Sat Aug 23 2025

                      Tonight      Sun          Sun Night    Mon

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         Tstms        None         Tstms
Chance Precip (%)     0            20           0            20
Chance of Thunder (%) 0            20           0            20
Temp (24h trend)      72 (-1)      95 (+4)      72           95
RH % (24h trend)      95 (-2)      42 (-13)     97           43
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      E  5         Lgt/Var      SE  5
Max/Min Mix Hgt(m)                 2580                      2550
Max/Min Mix Hgt(ft)                8460                      8370
Transport Wnd (kts)                E  6                      SE  7
Transport Wnd (m/s)                E  3                      SE  4
Vent Rate (m/s-m)                  7740                      10200
Category Day                       3                         4
Sunshine Hours                     10                        11

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ210-211-226-235-236-241030-
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
1218 PM CDT Sat Aug 23 2025

                      Tonight      Sun          Sun Night    Mon

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         Tstms        None         Tstms
Chance Precip (%)     0            20           0            30
Chance of Thunder (%) 0            20           0            20
Temp (24h trend)      73 (+1)      94 (+2)      72           95
RH % (24h trend)      96 (-3)      42 (-13)     99           44
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      SE  5        Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      E  6         Lgt/Var      SE  6
Max/Min Mix Hgt(m)                 2690                      2600
Max/Min Mix Hgt(ft)                8820                      8530
Transport Wnd (kts)                E  7                      SE  9
Transport Wnd (m/s)                E  4                      SE  5
Vent Rate (m/s-m)                  10760                     13000
Category Day                       4                         4
Sunshine Hours                     10                        11

Remarks...

Fog Potential (First 24 Hours)...Moderate

$$

TXZ214-300-313-338-438-439-241030-
Bolivar Peninsula-Chambers-Coastal Galveston-Coastal Harris-
Galveston Island-Southern Liberty-
Including the cities of Anahuac, Baytown, Devers, Dickinson,
Galveston, La Marque, Mont Belvieu, Old River-Winfree, Pasadena,
Stowell, Texas City, and Winnie
1218 PM CDT Sat Aug 23 2025

                      Tonight      Sun          Sun Night    Mon

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           None         Tstms        None         Tstms
Chance Precip (%)     0            20           0            20
Chance of Thunder (%) 0            20           0            20
Temp (24h trend)      73 (0)       95 (+4)      73           94
RH % (24h trend)      94 (-5)      45 (-13)     95           44
Wind 20ft/early(mph)  Lgt/Var      N  5         Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      E  5         Lgt/Var      SE  6
Max/Min Mix Hgt(m)                 2360                      2390
Max/Min Mix Hgt(ft)                7760                      7830
Transport Wnd (kts)                NE  6                     SE  7
Transport Wnd (m/s)                NE  3                     SE  4
Vent Rate (m/s-m)                  7080                      9560
Category Day                       3                         4
Sunshine Hours                     10                        11

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ335>337-436-437-241030-
Brazoria Islands-Coastal Brazoria-Coastal Jackson-
Coastal Matagorda-Matagorda Islands-
Including the cities of Clute, Freeport, Lake Jackson, Palacios,
and Surfside Beach
1218 PM CDT Sat Aug 23 2025

                      Tonight      Sun          Sun Night    Mon

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           Tstms        Tstms        None         Tstms
Chance Precip (%)     30           40           0            30
Chance of Thunder (%) 30           40           0            30
Temp (24h trend)      74 (+1)      92 (+3)      73           92
RH % (24h trend)      94 (-5)      54 (-12)     96           54
Wind 20ft/early(mph)  Lgt/Var      NE  5        SE  5        Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SE  7        Lgt/Var      SE  8
Max/Min Mix Hgt(m)                 1950                      1950
Max/Min Mix Hgt(ft)                6410                      6400
Transport Wnd (kts)                E  8                      SE  9
Transport Wnd (m/s)                E  4                      SE  5
Vent Rate (m/s-m)                  7800                      9750
Category Day                       3                         4
Sunshine Hours                     9                         11

Remarks...

Fog Potential (First 24 Hours)...Low

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY...Mostly clear. A chance of showers and thunderstorms.
Lows in the upper 70s. Highs in the lower 90s. East winds around
5 mph.
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows in the upper 70s. Highs in the upper 80s.
Northeast winds around 5 mph.
.THURSDAY...Partly cloudy. A chance of showers. Lows in the mid
70s. Highs around 90. East winds around 5 mph.
.FRIDAY...Partly cloudy. Lows in the upper 70s. Highs around 90.
Southeast winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows in the upper 70s. Highs in the upper 80s. Southeast winds
around 5 mph.

$$