NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Wed, Sep 23, 2026 at 11:48:16 am CDT

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Air Quality Alert

Today

Thursday

Air Quality Alert

Seven Day Outlook

Virtual SKYWARN Class - 10/26/26

Today will be hot with highs in the 90s. There is a 20-30% chance of showers and thunderstorms during the daytime. Tonight will be warm with early morning lows in the 70s to lower 80s. There is a 15-20% chance of showers overnight, mainly near the coast and portions of the Brazos Valley.

Thursday will be hot with highs in the 90s. There is a 20-30% chance of showers and thunderstorms during the daytime, mainly over the coast and Gulf waters. Thursday night will be mild with early morning lows in the upper 60s inland/around the Piney Woods area to lower 80s at the coast.

Ozone Action Day is in effect for Wednesday 23rd, 2026. This means air quality could be unhealthy for sensitive groups.

Hot weather continues with highs in the upper 80s/90s. Early morning lows will be in the 70s/mid 80s. Isolated showers and storms will be possible today. A weak frontal boundary pushes into the region on Thursday, bringing drier weather, slim rain chances, and a slight decrease in temperatures. Rain chances rise Sunday into next week.

Attend a virtual SKYWARN Class hosted by the NWS Houston/Galveston on 10/26/26 from 6pm to 8:30pm. This free class will train you on severe weather spotting, how to report it to the NWS, and some safety information. Please visit weather.gov/hgx/skywarn_schedule for the registration link, or go directly to https://attendee.gotowebinar.com/register/7328261950065647448

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	10:55	Clear	10	89	71	55	CALM	95 [HI]	30.10
College Station	10:53	Clear	10	90	70	52	E 6	96 [HI]	30.08
Caldwell	10:55	Clear	10	89	69	52	E 6	94 [HI]	30.09
Huntsville	07:53	Clear	8	76	74	93	CALM	-	30.06
Navasota	11:15	Partly Cloudy	9	94	73	50	NNE 9	104 [HI]	30.06
Brenham	11:15	Partly Cloudy	10	91	70	51	NE 6	97 [HI]	30.07
Conroe	10:53	Clear	10	90	74	59	VRB 6	99 [HI]	30.08
Cleveland	11:15	Clear	10				NNE 3	-	30.09
Liberty	11:15	Clear	10	89	77	66	NE 9	102 [HI]	30.05
Columbus	11:15	Mostly Cloudy	10	90	75	61	ESE 7	100 [HI]	30.07
Spring	10:53	Mostly Clear	8	90	74	59	VRB 6	99 [HI]	30.07
Houston Intercontinental Aprt	10:53	Partly Cloudy	10	90	75	61	N 9	101 [HI]	30.06
Katy/Brookshire	11:15	Mostly Cloudy	10	89	77	66	ENE 9	102 [HI]	30.08
Texas Medical Center Heliport	11:15	Partly Cloudy	10	87	73	62	ENE 14	94 [HI]	30.05
Sugar Land	10:53	Mostly Clear	10	89	76	65	E 9	100 [HI]	30.05
Houston Hobby Airport	10:53	Partly Cloudy	10	89	75	63	ENE 12	99 [HI]	30.05
Arcola/Sienna	11:15	Partly Cloudy	10	90	75	61	ENE 6	101 [HI]	30.07
Pearland	10:53	Mostly Clear	9	87	75	67	NE 8	97 [HI]	30.07
Ellington Field	10:54	Partly Cloudy	10	87	75	66	NE 8	96 [HI]	30.04
La Porte	10:55	Partly Cloudy	10	89	73	59	ENE 7	97 [HI]	30.06
Wharton	11:15	Mostly Cloudy	10	89	75	63	ENE 7	100 [HI]	30.06
Galveston	16:52	Clear	10	89	95	118	SSE 9	148 [HI]	29.91
Bay City	11:15	Partly Cloudy	10				ENE 10	-	30.01
Palacios	10:53	Partly Cloudy	10	90	77	65	E 12	103 [HI]	30.03
Rig 20 Miles SE of Galveston	11:15	Mostly Clear	10	86	77	74	NE 8	97 [HI]	30.07
Rig 20 Miles SE of Matagorda	11:15	Clear	10	87	78	74	E 10	100 [HI]	30.08

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