NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Mon, Jun 22, 2026 at 12:10:25 am CDT

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Small Craft Advisory

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Small Craft Advisory

Lightning Safety Awareness

Tonight's Outlook

Hot Week Ahead

A Small Craft Advisory has been issued for the Gulf waters and for Galveston and Matagorda Bays tonight through early Monday afternoon. South winds around 20 knots with gusts to around 25 knots can be expected. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in these hazardous conditions.

This week is Lightning Safety Awareness Week. The best way to minimize your risk of being struck by lighting is to stay informed and plan ahead. When outside, know where your safe place is, so that you can quickly take shelter if a thunderstorm threatens. Visit this webpage for more information: https://www.weather.gov/safety/lightning-safety-overview

Forecast lows for tonight are in the upper 70s to low 80s. Conditions will be warm, humid, and partly cloudy.

Summer heat is expected over southeast Texas through the next seven days. Highs will reach 87°-96°F (31°-36°C). The afternoon heat index will reach 100°-110°F (38°-43°C). Lows early in the morning will be around 73°-85°F (23°-29°C). Heat safety should be practiced. Stay hydrated. Reduce time outdoors between 10 am – 6 pm. Check on elderly, kids and pets, as they are all sensitive to heat. Wear light-weight, light-colored clothing.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	23:55	Mostly Cloudy	10	82	76	84	S 13G24	-	29.87
College Station	23:53	Mostly Clear	10	81	77	87		-	29.85
Caldwell	23:35	Partly Cloudy	10	80	77	88	S 13	-	29.86
Huntsville	23:53	Mostly Clear	10	81	76	84	S 9G23	-	29.87
Navasota	23:55	Clear	10	81	81	100	S 10	91 [HI]	29.85
Brenham	23:55	Mostly Cloudy	10	80	78	92	S 9	-	29.86
Conroe	23:53	Overcast	10	81	77	87	S 9	-	29.89
Cleveland	23:55	Partly Cloudy	10				SSE 3	-	29.90
Liberty	23:55	Partly Cloudy	7	78	78	100	S 5	-	29.88
Columbus	23:55	Overcast	10	81	79	94	S 5	-	29.88
Spring	23:53	Mostly Cloudy	8	81	77	87	VRB 5	-	29.88
Houston Intercontinental Aprt	23:53	Partly Cloudy	10	82	78	87	SSE 9	91 [HI]	29.88
Katy/Brookshire	13:35	Haze	4					-
Texas Medical Center Heliport	23:55	Overcast	8	80	78	94	SSE 14G20	-	29.87
Sugar Land	23:53	Overcast	10	80	78	93	SSE 8	-	29.88
Houston Hobby Airport	23:53	Partly Cloudy	8	81	78	90	SSE 8	-	29.88
Arcola/Sienna	23:55	Partly Cloudy	7	80	76	88	CALM	-	29.90
Pearland	23:53	Overcast	8	81	78	90	SSE 5	-	29.90
Ellington Field	23:54	Mostly Clear	7	80	78	94	SSE 8	-	29.88
La Porte	23:55	Partly Cloudy	10	82	78	88	S 12	91 [HI]	29.90
Angleton/Lake Jackson	23:53	Overcast	10	82	79	90	S 12	92 [HI]	29.89
Galveston	23:52	Partly Cloudy	10	83	79	87	S 15	94 [HI]	29.90
Bay City	23:55	Mostly Clear	10	82	82	100	S 8	96 [HI]	29.84
Palacios	23:53	Overcast	8	84	80	87		-	29.86
Rig 20 Miles SE of Galveston	01:35	Mist	4	84	80	88	ESE 9	97 [HI]	29.88
Rig 20 Miles SE of Matagorda	00:00	Partly Cloudy	7	84	84	100	S 18G24	104 [HI]	29.92

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