Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Click a location below for detailed forecast.

Last Map Update: Sat, Apr 18, 2026 at 10:54:22 pm CDT

Watches, Warnings & Advisories

National Weather Service Fort Worth/Dallas, TX

National Weather Service Austin/San Antonio, TX

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National Weather Service Lake Charles, LA

National Weather Service Corpus Christi, TX

National Weather Service Brownsville/Rio Grande Valley, TX

National Weather Service National Weather Service

Gale Warning

Coastal Flood Advisory

Small Craft Advisory

Wind Advisory

Current Radar

Tonight

Sunday's Outlook

Locally Heavy Rainfall Possible

Hazardous Marine Conditions

This is the current HGX radar.

Showers and storms gradually ending tonight, with much cooler and breezy conditions expected. Lows will range from 48-56°F inland and 56-60°F at the beaches.

Sunday's forecast calls for high temperatures of 69 to 75°F. Expect cooler temperatures and partly cloudy skies, with a slight chance of morning showers near the coast.

A cold front moving through Southeast Texas this afternoon and evening brings scattered to numerous showers and thunderstorms, with a Marginal Risk (level 1 of 4) of Excessive Rainfall, generally for the I-10 corridor. Locally heavy rainfall, potentially peaking at 2-3+ inches per hour, could lead to minor flooding in low-lying areas and gusty winds near thunderstorms. Stay weather-aware and tuned for updates.

Hazardous Marine Conditions are expected from 9 PM Saturday 4/18/26 to 1 PM Sunday 4/19/26. A Gale Warning is in effect for costal waters out to 60 nm. A Small Craft Advisory is in effect for Galveston Bay & Matagorda Bay. A Wind Advisory is in effect for the immediate coast. Inexperienced mariners should avoid navigating due to hazardous winds and rough seas up to 10 ft offshore.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Crockett	22:15	Light Rain \ Mist	4	51	50	93	N 12	-	30.25
Caldwell	14:50	Clear						-
College Station	21:53	Light Rain \ Lightning Observed	10	53	44	71	NNE 14G28	-	30.20
Huntsville	21:53	Lightning Observed	10	55	48	77	NNE 14G22	-	30.22
Navasota	22:35	Mostly Cloudy	10	52	51	96	N 13	-	30.22
Conroe	22:26	Light Rain With Thunder	10	55	52	89	N 13G24	-	30.20
Hooks Airport	22:06	Overcast	10	56	53	90	N 9G20	-	30.19
Intercontinental Airport	21:53	Overcast	10	59	56	89	N 15G24	-	30.15
Houston Hobby Airport	21:53	Rain	7	61	58	89	NNE 16G28	-	30.13
Sugar Land	22:23	Thunder In The Vicinity \ Light Rain	10	58	55	90	N 15G26	-	30.16
Wharton	22:15	Rain	5	56	54	93	N 17G26	-	30.18
Pearland	22:30	Thunder In The Vicinity \ Light Rain \ Lightning Observed	8	61	59	93	N 16G22	-	30.18
Ellington Field	21:54	Rain	4	60	59	93	NNW 18G26	-	30.12
La Porte	22:15	Light Rain \ Mist	7	61	58	91	NNE 16G25	-	30.15
Angleton/Lake Jackson	22:11	Overcast	10	60	59	96	N 15G23	-	30.13
Galveston	22:05	Mist	5	67	65	93	N 25G36	-	30.11
Bay City	22:35	Light Rain	7	58	58	100	N 13	-	30.12
Palacios	22:14	Overcast	10	59	55	86	N 24G32	-	30.14
Rig 20 Miles SE of Galveston	22:45	Mist	1 1/2				NE 33	-	30.10
Rig 20 Miles SE of Matagorda	22:40	Overcast	9	68	68	100	N 20G29	-	30.14