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

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412
FNUS54 KHGX 301649
FWFHGX

Fire Weather Planning Forecast for Southeast Texas
National Weather Service Houston/Galveston TX
1149 AM CDT Tue Sep 30 2025

.DISCUSSION...
Drying fuels and a continued forecast for low afternoon
humidities will maintain an environment more vulnerable to
wildfire starts through Thursday. Expect minimum daytime
RH`s fall to the 28-35 percent range for a good part of the
region. Mitigating the dry fuel conditions will be light
wind speeds that should be favorable to firefighting
efforts in controlling any fires that may start.

Late in the week and this weekend, onshore flow will
modestly increase relative humidity across the region.
Isolated to scattered showers and storms are also forecast
from Friday onward, but mainly from the Interstate 10
corridor southward.


TXZ163-164-177-011000-
Houston-Trinity-Walker-
Including the cities of Crockett, Groveton, Huntsville,
and Trinity
1149 AM CDT Tue Sep 30 2025

                      Tonight      Wed          Wed Night    Thu

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)      64 (-3)      91 (0)       63           93
RH % (24h trend)      86 (-2)      33 (-2)      83           33
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)                 2810                      3430
Max/Min Mix Hgt(ft)                9220                      11250
Transport Wnd (kts)                N  5                      E  6
Transport Wnd (m/s)                N  3                      E  3
Vent Rate (m/s-m)                  8430                      10290
Category Day                       4                         4
Sunshine Hours                     11                        10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ176-195>198-011000-
Brazos-Burleson-Grimes-Madison-Washington-
Including the cities of Brenham, Bryan, Caldwell,
College Station, Madisonville, Navasota, and Somerville
1149 AM CDT Tue Sep 30 2025

                      Tonight      Wed          Wed Night    Thu

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)      64 (-3)      93 (+1)      64           93
RH % (24h trend)      85 (+2)      30 (-2)      85           30
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)                 2970                      3500
Max/Min Mix Hgt(ft)                9750                      11490
Transport Wnd (kts)                N  5                      E  5
Transport Wnd (m/s)                N  3                      E  3
Vent Rate (m/s-m)                  8910                      10500
Category Day                       4                         4
Sunshine Hours                     10                        10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ178-179-199-200-011000-
Montgomery-Northern Liberty-Polk-San Jacinto-
Including the cities of Cleveland, Coldspring, Conroe, Corrigan,
Dayton, Liberty, Livingston, Shepherd, and The Woodlands
1149 AM CDT Tue Sep 30 2025

                      Tonight      Wed          Wed Night    Thu

Cloud Cover           Clear        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)      65 (-2)      92 (+1)      64           93
RH % (24h trend)      88 (-2)      35 (-1)      84           35
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)                 2830                      3430
Max/Min Mix Hgt(ft)                9270                      11240
Transport Wnd (kts)                N  5                      NE  6
Transport Wnd (m/s)                N  3                      NE  3
Vent Rate (m/s-m)                  8490                      10290
Category Day                       4                         4
Sunshine Hours                     11                        10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ212-213-227-237-238-011000-
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
1149 AM CDT Tue Sep 30 2025

                      Tonight      Wed          Wed Night    Thu

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)      68 (0)       94 (+1)      68           94
RH % (24h trend)      88 (0)       31 (-3)      92           32
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      NE  5
Max/Min Mix Hgt(m)                 2940                      3400
Max/Min Mix Hgt(ft)                9660                      11170
Transport Wnd (kts)                N  5                      E  6
Transport Wnd (m/s)                N  3                      E  3
Vent Rate (m/s-m)                  8820                      10200
Category Day                       4                         4
Sunshine Hours                     10                        10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ210-211-226-235-236-011000-
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
1149 AM CDT Tue Sep 30 2025

                      Tonight      Wed          Wed Night    Thu

Cloud Cover           Clear        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)      66 (-1)      95 (+1)      67           94
RH % (24h trend)      88 (+6)      28 (-2)      97           29
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)                 2990                      3400
Max/Min Mix Hgt(ft)                9810                      11150
Transport Wnd (kts)                N  6                      E  6
Transport Wnd (m/s)                N  3                      E  3
Vent Rate (m/s-m)                  8970                      10200
Category Day                       4                         4
Sunshine Hours                     10                        10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ214-300-313-338-438-439-011000-
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
1149 AM CDT Tue Sep 30 2025

                      Tonight      Wed          Wed Night    Thu

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)      67 (-2)      92 (+2)      67           92
RH % (24h trend)      86 (-1)      36 (-4)      91           37
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      E  5
Max/Min Mix Hgt(m)                 2740                      3230
Max/Min Mix Hgt(ft)                8980                      10600
Transport Wnd (kts)                N  5                      E  7
Transport Wnd (m/s)                N  3                      E  4
Vent Rate (m/s-m)                  8220                      12920
Category Day                       4                         4
Sunshine Hours                     10                        10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ335>337-436-437-011000-
Brazoria Islands-Coastal Brazoria-Coastal Jackson-
Coastal Matagorda-Matagorda Islands-
Including the cities of Clute, Freeport, Lake Jackson, Palacios,
and Surfside Beach
1149 AM CDT Tue Sep 30 2025

                      Tonight      Wed          Wed Night    Thu

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)      68 (-1)      91 (+1)      68           91
RH % (24h trend)      96 (+1)      40 (-2)      98           40
Wind 20ft/early(mph)  Lgt/Var      N  5         S  5         N  5
Wind 20ft/late(mph)   Lgt/Var      E  6         Lgt/Var      E  6
Max/Min Mix Hgt(m)                 2710                      2510
Max/Min Mix Hgt(ft)                8880                      8230
Transport Wnd (kts)                NE  6                     E  7
Transport Wnd (m/s)                NE  3                     E  4
Vent Rate (m/s-m)                  8130                      10040
Category Day                       4                         4
Sunshine Hours                     10                        10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Showers likely. Lows in the lower 70s.
Highs in the upper 80s. Northeast winds 5 to 10 mph.
.SATURDAY...Clear. A chance of showers. Lows in the lower 70s.
Highs in the upper 80s. Northeast winds 5 to 10 mph.
.SUNDAY...Mostly clear. A chance of showers. Lows in the lower
70s. Highs in the upper 80s. Northeast winds around 5 mph.
.MONDAY...Mostly clear. A chance of showers. Lows in the lower
70s. Highs in the upper 80s. Northeast winds around 5 mph.
.TUESDAY...Mostly clear. A chance of showers. Lows in the lower
70s. Highs in the upper 80s. Northeast winds around 5 mph.

$$