Houston/Galveston, TX

Weather Forecast Office

NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Tue, May 19, 2026 at 5:56:29 am CDT

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Special Marine Warning

Flood Warning

Small Craft Advisory

Rip Current Statement

Radar

Severe Thunderstorms Tuesday Night

Increasing Rain Chances Tuesday through Wednesday

Additional Rainfall Late This Week

Extended Weather Outlook

High Risk of Rip Currents

Small Craft Advisory

Current radar loop for Houston, TX.

A cluster of thunderstorms is expected to develop across central and northeast Texas Tuesday afternoon. This cluster of storms is expected to move across southeast Texas Tuesday evening through early Wednesday morning. Some of these storms will be capable of becoming strong to severe, mainly Tuesday night.

A cluster of thunderstorms is expected to move across southeast Texas late Tuesday into Wednesday morning. Rainfall amounts will average 1 to 3 inches with locally higher totals mainly north of I-10. Areawide Marginal Risk (level 1 of 4) of Excessive Rainfall.

Unsettled pattern will lead to continued high chances for showers and thunderstorms, with additional rounds of moderate to heavy rainfall. This rainfall will generate runoff and river responses, especially where we see repeated heavy rainfall over the same locations.

High rain chances through the weekend. Temperatures near normal through the weekend.

There is a high risk of rip currents along all Gulf facing beaches through Tuesday evening. Stay away from rocks and swim near a life guard.

A Small Craft Advisory is now in effect until Tuesday morning from High Island to Matagorda Ship Channel out 60 nautical miles, including Galveston Bay and Matagorda Bay. Winds will be out of the southeast at 20 kts. with gusts to 30 kts. Seas will be 5-8 ft with rough bay waters.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Crockett	01:35	Rain \ Mist \ Lightning Observed	3	66	66	100	CALM	-	30.09
Caldwell	05:15	Lightning Observed	10	77	73	88	SSE 9	-	29.92
College Station	04:53	Overcast	10	79	73	82	SSE 14	-	29.92
Huntsville	04:53	Clear	10	78	73	84	SSE 8	-	29.96
Navasota	05:35	Lightning Observed	10	78	78	100	SSE 10	-	29.92
Conroe	05:36	Mostly Cloudy	10	78	73	84	SSE 9	-	29.97
Hooks Airport	05:19	Partly Cloudy	8	79	73	82	VRB 6	-	29.95
Intercontinental Airport	04:53	Mostly Cloudy	7	80	74	81	SSE 10	-	29.94
Houston Hobby Airport	05:36	Overcast	8	79	74	84	SSE 12	-	29.95
Sugar Land	05:28	Lightning Observed	10	79	74	84	SE 13	-	29.93
Wharton	05:35	Rain	7	77	74	93	SSE 12G16	-	29.95
Pearland	05:21	Partly Cloudy	8	79	74	84	SE 9	-	29.96
Ellington Field	04:54	Overcast	10	78	75	88	SSE 16G28	-	29.94
La Porte	05:15	Lightning Observed	10	80	74	83	S 15	-	29.97
Angleton/Lake Jackson	04:53	Mostly Cloudy						-	29.93
Galveston	04:52	Mostly Clear	10	79	76	90	SSE 21G29	-	29.95
Bay City	05:35	Light Rain \ Thunder In The Vicinity	7	78	78	100	SSE 10	-	29.93
Palacios	05:33	Light Rain With Thunder \ Lightning Observed	7	73	71	93	S 24G35	-	29.95
Rig 20 Miles SE of Galveston	05:35	Mist	5	78	77	94	SE 25	-	29.97
Rig 20 Miles SE of Matagorda	05:40	Mist	6	78	78	100	SSE 15G21	-	29.99

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