NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Tue, Jul 21, 2026 at 10:12:15 am CDT

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Heat Advisory

Current Radar

Tropical Storm Warning

Hazardous Beach Conditions

Small Craft Advisory

Heat Advisory: Thursday

Current radar

A Tropical Storm Warning is in effect for coastal areas east of Sargent and adjacent offshore Gulf waters.

Moderate to strong rip currents and along shore currents are expected along the Gulf-facing beaches. Remain out of the water to avoid hazardous swimming conditions.

A Small Craft Advisory remains in effect through 6AM on Friday for our southern waters from Freeport to Matagorda Shipping Channel. Expect seas of 4 to 7 feet and southwest winds 15 to 25 knots with gusts up to 35 knots.

A Heat Advisory is in effect from noon to 7 PM Thursday mainly for areas west and north of Harris County. High temperatures will be in the mid to upper 90s while heat indices will reach 106-110 degrees F.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	03:55	Clear	10	80	71	74	NE 3	-	29.91
College Station	03:53	Clear	10	83	71	67	NE 9	-	29.88
Caldwell	03:55	Clear	10	80	71	74	NNE 5	-	29.91
Huntsville	03:53	Clear	10	78	73	84	NNE 6	-	29.88
Navasota	04:15	Clear	10	77	77	100	NNW 3	-	29.86
Brenham	04:15	Lightning Observed	10	79	72	78	N 3	-	29.87
Conroe	03:53	Clear	10	80	75	84	NNE 3	-	29.86
Cleveland	04:15	Lightning Observed	10				CALM	-	29.87
Liberty	04:15	Clear	10	78	77	94	N 6	-	29.82
Columbus	04:15	Lightning Observed	10	84	75	76	NNE 3	91 [HI]	29.86
Spring	03:53	Clear	8	83	74	74	VRB 5	-	29.85
Houston Intercontinental Aprt	03:53	Mostly Cloudy	10	84	75	74	N 5	92 [HI]	29.83
Katy/Brookshire	04:15	Clear	7	78	78	100	NNE 5	-	29.87
Texas Medical Center Heliport	04:15	Lightning Observed	10	86	75	70	ENE 12G18	95 [HI]	29.82
Sugar Land	03:53	Clear	10	87	75	67	ENE 12	97 [HI]	29.83
Houston Hobby Airport	03:53	Overcast	9	86	75	69	NE 12	95 [HI]	29.82
Arcola/Sienna	04:15	Lightning Observed	10	82	77	87	CALM	-	29.84
Pearland	03:53	Partly Cloudy	9	85	77	77	NE 6	95 [HI]	29.84
Ellington Field	03:54	Partly Cloudy	10	84	77	79	CALM	94 [HI]	29.81
La Porte	04:15	Lightning Observed	10	84	77	79	NE 7	94 [HI]	29.83
Angleton/Lake Jackson	03:53	Partly Cloudy	9	80	78	93	WNW 3	-	29.82
Galveston	04:09	Mostly Cloudy	10	84	80	87	NNW 6	97 [HI]	29.81
Bay City	04:15	Lightning Observed	10	81	81	100	CALM	94 [HI]	29.79
Palacios	03:53	Light Rain	7	82	79	90	NNW 3	92 [HI]	29.83
Rig 20 Miles SE of Matagorda	04:20	Mostly Clear	9	84	82	94	W 14	100 [HI]	29.87

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