NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Sun, Sep 20, 2026 at 12:46:34 pm CDT

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There are no watches, warnings, or advisories at this time.

Today

Monday

Seven Day Outlook

Autumnal Equinox

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

Monday will be hot with highs in the 90s. There is a 20-30% chance of showers and thunderstorms during the daytime. Monday night will be warm with early morning lows in the 70s to lower 80s. There is a 20% chance of showers overnight across the portions of the Brazos Valley/Piney Woods area.

Hot weather continues throughout the next seven days with highs in the upper 80s to 90s. Early morning lows will be in the upper 60s far inland to mid 80s along the coast. Isolated showers and storms will be possible daily.

The autumnal equinox occurs on Tuesday, September 22nd, and 7:04 PM CDT and marks the beginning of the astronomical season of fall.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	11:55	Clear	10	89	71	56	SW 3	95 [HI]	29.99
College Station	11:53	Mostly Clear	10	88	70	55	W 5	93 [HI]	29.97
Caldwell	11:55	Partly Cloudy	10	91	68	46	SW 8	95 [HI]	29.98
Huntsville	11:53	Clear	10	88	71	57	S 7	94 [HI]	29.98
Navasota	12:15	Mostly Clear	10	90	71	52	VRB 5	97 [HI]	29.94
Brenham	12:15	Clear	10	90	68	48	S 3	94 [HI]	29.97
Conroe	11:53	Mostly Cloudy	10	90	72	55	NW 5	97 [HI]	29.97
Cleveland	12:15	Partly Cloudy	10				S 5	-	29.97
Liberty	12:15	Clear	10	89	75	62	VRB 3	99 [HI]	29.95
Columbus	12:15	Mostly Cloudy	10	90	72	54	CALM	98 [HI]	29.96
Spring	11:53	Clear	10	91	71	52	VRB 5	98 [HI]	29.96
Houston Intercontinental Aprt	11:53	Partly Cloudy	10	90	73	57	ESE 7	98 [HI]	29.96
Katy/Brookshire	12:15	Partly Cloudy	10	91	75	59	VRB 7	102 [HI]	29.97
Texas Medical Center Heliport	12:15	Partly Cloudy	10	89	71	55	VRB 3	95 [HI]	29.94
Sugar Land	11:53	Clear	10	89	74	61	VRB 3	98 [HI]	29.96
Houston Hobby Airport	11:53	Mostly Cloudy	10	90	74	59	VRB 3	99 [HI]	29.95
Arcola/Sienna	12:15	Partly Cloudy	10	91	72	54	SSE 3	99 [HI]	29.96
Pearland	11:53	Mostly Clear	10	91	71	52	S 6	98 [HI]	29.97
Ellington Field	09:54	Clear	10	86	75	70	CALM	95 [HI]	29.95
La Porte	11:55	Partly Cloudy	7	89	73	59	NNW 3	97 [HI]	29.97
Wharton	12:15	Overcast	10	93	72	51	SE 6	101 [HI]	29.95
Galveston	10:52	Mostly Clear	10	89	77	67	E 10	102 [HI]	30.18
Bay City	12:15	Partly Cloudy	10	92	77	61	E 8	106 [HI]	29.91
Palacios	11:53	Light Rain	6	83	75	77	S 10	-	29.95
Rig 20 Miles SE of Galveston	12:15	Mostly Clear	10	86	75	70	VRB 3	95 [HI]	29.97
Rig 20 Miles SE of Matagorda	12:20		10	89	77	66	E 6	102 [HI]	29.99

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