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

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468
FNUS54 KHGX 210024
FWFHGX

Fire Weather Planning Forecast for Southeast Texas
National Weather Service Houston/Galveston TX
724 PM CDT Sun Sep 20 2026

.DISCUSSION...

Humidities of 40-50% inland and 50-60% along the coast are
generally expected over the next couple days, with slightly drier
air arriving late-week. Isolated-to- scattered diurnal
thunderstorms are possible each day through mid- week. Winds will
remain light out of the SE, switch to ENE by Tuesday.


TXZ163-164-210930-
Houston-Trinity-
Including the cities of Crockett, Groveton, and Trinity
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           None         Tstms        None         Tstms
Chance Precip (%)     0            30           0            20
Chance of Thunder (%) 0            30           0            20
Temp (24h trend)      73 (+2)      96 (+1)      72           96
RH % (24h trend)      100 (+6)     41 (+1)      99           43
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)                 2220                      2720
Max/Min Mix Hgt(ft)                7290                      8930
Transport Wnd (kts)                SE  4                     NE  5
Transport Wnd (m/s)                SE  2                     NE  3
Vent Rate (m/s-m)                  4440                      8160
Category Day                       3                         4
Sunshine Hours                     7                         9

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ176-195>198-210930-
Brazos-Burleson-Grimes-Madison-Washington-
Including the cities of Brenham, Bryan, Caldwell,
College Station, Madisonville, Navasota, and Somerville
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           Tstms        Tstms        None         None
Chance Precip (%)     10           30           0            0
Chance of Thunder (%) 10           20           0            0
Temp (24h trend)      74 (+1)      97 (0)       74           97
RH % (24h trend)      98 (+9)      38 (0)       96           42
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)                 2360                      2710
Max/Min Mix Hgt(ft)                7760                      8880
Transport Wnd (kts)                SE  5                     NE  6
Transport Wnd (m/s)                SE  3                     NE  3
Vent Rate (m/s-m)                  7080                      8130
Category Day                       3                         4
Sunshine Hours                     8                         8

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ177>179-199-200-210930-
Montgomery-Northern Liberty-Polk-San Jacinto-Walker-
Including the cities of Cleveland, Coldspring, Conroe, Corrigan,
Dayton, Huntsville, Liberty, Livingston, Shepherd,
and The Woodlands
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           None         Tstms        None         None
Chance Precip (%)     0            20           0            0
Chance of Thunder (%) 0            20           0            0
Temp (24h trend)      73 (+1)      96 (+1)      72           97
RH % (24h trend)      100 (+6)     42 (-4)      98           45
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)                 2090                      2570
Max/Min Mix Hgt(ft)                6870                      8450
Transport Wnd (kts)                SE  5                     NE  5
Transport Wnd (m/s)                SE  3                     NE  3
Vent Rate (m/s-m)                  6270                      7710
Category Day                       3                         3
Sunshine Hours                     8                         10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ212-213-227-237-238-210930-
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
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           Pcldy        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)      74 (0)       96 (+1)      74           97
RH % (24h trend)      99 (+6)      42 (-7)      99           45
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)                 2110                      2520
Max/Min Mix Hgt(ft)                6920                      8250
Transport Wnd (kts)                SE  6                     E  7
Transport Wnd (m/s)                SE  3                     E  4
Vent Rate (m/s-m)                  6330                      10080
Category Day                       3                         4
Sunshine Hours                     8                         10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ210-211-226-235-236-210930-
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
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           None         None         None         Tstms
Chance Precip (%)     0            0            0            10
Chance of Thunder (%) 0            0            0            10
Temp (24h trend)      74 (+1)      97 (+1)      73           98
RH % (24h trend)      99 (+5)      39 (-7)      99           41
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)                 2310                      2620
Max/Min Mix Hgt(ft)                7580                      8590
Transport Wnd (kts)                SE  7                     E  8
Transport Wnd (m/s)                SE  4                     E  4
Vent Rate (m/s-m)                  9240                      10480
Category Day                       4                         4
Sunshine Hours                     8                         10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ214-300-313-338-210930-
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
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           None         None         None         Tstms
Chance Precip (%)     0            0            0            10
Chance of Thunder (%) 0            0            0            10
Temp (24h trend)      74 (-2)      93 (+1)      74           94
RH % (24h trend)      100 (+10)    51 (-7)      100          50
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)                 1590                      2090
Max/Min Mix Hgt(ft)                5230                      6850
Transport Wnd (kts)                SE  5                     NE  6
Transport Wnd (m/s)                SE  3                     NE  3
Vent Rate (m/s-m)                  4770                      6270
Category Day                       3                         3
Sunshine Hours                     8                         10

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ335>337-210930-
Coastal Brazoria-Coastal Jackson-Coastal Matagorda-
Including the cities of Clute, Freeport, Lake Jackson,
and Palacios
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

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)      76 (-1)      93 (+1)      75           94
RH % (24h trend)      96 (+7)      54 (-5)      99           53
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SE  7        Lgt/Var      E  7
Max/Min Mix Hgt(m)                 1650                      2010
Max/Min Mix Hgt(ft)                5410                      6600
Transport Wnd (kts)                E  6                      E  8
Transport Wnd (m/s)                E  3                      E  4
Vent Rate (m/s-m)                  4950                      8040
Category Day                       3                         4
Sunshine Hours                     9                         11

Remarks...

Fog Potential (First 24 Hours)...Low

$$

TXZ436>439-210930-
Bolivar Peninsula-Brazoria Islands-Galveston Island-
Matagorda Islands-
Including the cities of Galveston and Surfside Beach
724 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           Pcldy        Mclear       Mclear       Mclear
Precip Type           None         None         None         Tstms
Chance Precip (%)     0            0            0            20
Chance of Thunder (%) 0            0            0            20
Temp (24h trend)      81 (0)       90 (+1)      79           91
RH % (24h trend)      86 (+5)      62 (-6)      91           59
Wind 20ft/early(mph)  SE  8        Lgt/Var      SE  7        NE  5
Wind 20ft/late(mph)   S  5         SE  7        Lgt/Var      E  7
Max/Min Mix Hgt(m)                 1110                      1520
Max/Min Mix Hgt(ft)                3650                      4970
Transport Wnd (kts)                E  5                      E  8
Transport Wnd (m/s)                E  3                      E  4
Vent Rate (m/s-m)                  3330                      6080
Category Day                       2                         3
Sunshine Hours                     9                         11

Remarks...

Fog Potential (First 24 Hours)...Low

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Mostly clear. Lows in the upper 70s. Highs in the
lower 90s. North winds around 5 mph.
.THURSDAY...Partly cloudy. Lows in the upper 70s. Highs in the
lower 90s. Northeast winds 5 to 10 mph.
.FRIDAY...Partly cloudy. Lows in the mid 70s. Highs in the lower
90s. Northeast winds around 5 mph.
.SATURDAY...Partly cloudy. Lows in the mid 70s. Highs around 90.
Northeast winds around 5 mph.
.SUNDAY...Partly cloudy. Lows in the mid 70s. Highs in the lower
90s. Northeast winds around 5 mph.

$$