NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Mon, Aug 24, 2026 at 6:30:15 am CDT

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Extreme Heat Warning

Heat Advisory

Monday’s Outlook

Monday Night's Outlook

The Outlook Ahead

Partial Lunar Eclipse

A Heat Advisory remains in effect for peak heat index readings between 106°-110°F until 7 PM Monday. This advisory may need to be extended later in the week.

Hot and humid with light to moderate southwest to southeast winds. Daytime highs inland from 99°F to 103°F with the beaches from 94°F to 98°F. The heat indices are anticipated between 106°F to 110°F.

Warm conditions to continue with light southwest winds and lows in the mid 70s to lower 80s.

Hot and humid conditions continue with high temperatures mostly in the upper 90s to triple digits. Max Heat indices are expected to reach 106-112 degrees. Isolated to scattered showers and storms are expected during the second half of the work week. Please continue to practice heat safety by checking on the elderly, children, and pets, staying cool and hydrated, and wearing light-weight, light-colored clothing.

Save the date for the Partial Lunar Eclipse, happening on August 27-28! You will be able to view the eclipse right here in SE TX with your own eyes, no eclipse glasses needed :) Look for the bright and shadowed parts of the moon, along with a copper/orange tint 🌕🌖🌗🌘

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	05:55	Clear	10	78	68	70	SSW 8	-	29.99
College Station	05:53	Clear	10	75	68	78	S 6	-	29.97
Caldwell	05:55	Clear	10	77	68	73	SSW 8	-	29.99
Huntsville	05:53	Clear	10	77	70	78	SW 9	-	29.97
Navasota	06:15	Clear	10	72	72	100	S 5	-	29.97
Brenham	06:15	Overcast	10	77	74	89	SW 9	-	29.98
Conroe	05:53	Clear	10	79	75	87	SW 9	-	29.97
Cleveland	06:15	Clear	10				CALM	-	29.99
Liberty	06:15	Clear	8	73	73	100	CALM	-	29.97
Columbus	06:15	Clear	7	75	74	97	CALM	-	30.01
Spring	05:53	Clear	7	78	76	93	SW 7	-	29.98
Houston Intercontinental Aprt	05:53	Mostly Clear	10	80	76	87	SW 8	-	29.98
Katy/Brookshire	06:15	Mist	5	77	77	100	SW 6	-	30.00
Texas Medical Center Heliport	06:15	Clear	10	78	77	94	W 9G16	-	29.97
Sugar Land	05:53	Clear	10	78	75	90	SW 3	-	29.98
Houston Hobby Airport	05:53	Clear	8	78	76	93	WSW 6	-	29.98
Arcola/Sienna	06:15	Clear	7	76	75	95	CALM	-	29.99
Pearland	05:53	Clear	8	77	75	93	CALM	-	30.00
Ellington Field	05:54	Clear	10	78	77	94	CALM	-	29.97
La Porte	05:55	Clear	10	78	75	88	SW 7	-	29.99
Wharton	15:15	Clear	10	100	67	34	SE 5	105 [HI]	30.01
Angleton/Lake Jackson	05:53	Mist	4	74	74	100	CALM	-	29.99
Galveston	05:52	Mostly Clear	10	82	77	84	SW 7	-	29.99
Bay City	06:15	Clear	10	74	74	100	S 3	-	29.95
Palacios	05:53							-	29.99
Rig 20 Miles SE of Matagorda	06:20		10	84	80	88	S 14	97 [HI]	30.03

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