Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Click a location below for detailed forecast.

Last Map Update: Sun, Aug 23, 2026 at 1:50:58 am CDT

Watches, Warnings & Advisories

National Weather Service Little Rock, AR

National Weather Service Fort Worth/Dallas, TX

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National Weather Service Jackson, Mississippi

National Weather Service Houston/Galveston, TX

National Weather Service Lake Charles, LA

National Weather Service New Orleans/Baton Rouge

Extreme Heat Warning

Heat Advisory

Special Weather Statement

Air Quality Alert

Hazardous Weather Outlook

Heat Advisory Continues Through Today

The Wildfire Threat Continues

Today's Forecast

Heat Safety Tips to Remember

Today's Records and Climate Data

Hot conditions continue with a Heat Advisory in effect areawide. Afternoon high temperatures will average in the lower 100s while heat index values will range from 105-109 degrees. Continue to prioritize heat safety when spending time outdoors!

The prolonged heat wave shows no signs of giving way as flash drought conditions continue across the entire Four State Region. As a result, much of the region is under a Burn Ban at this time. The wildfire threat will continue.

Near triple digit temperatures to persist today with stray showers possible mainly south of I-20.

With oppressive heat expected to continue through much of this week, remember these heat safety tips.

Here are today's climate records for selected sites across the Four State region.

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Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
De Queen AR	00:53	Clear	10	80	69	69	E 6	-	29.98
El Dorado AR	00:53	Lightning Observed	10	76	69	79	E 6	-	29.99
Henderson TX	01:35	Lightning Observed	10	83	70	65	CALM	-	29.94
Idabel OK	01:35	Lightning Observed	9	78	71	78	ENE 14G20	-	29.97
Longview TX	00:53	Lightning Observed	10	89	69	51	CALM	94 [HI]	29.94
Lufkin TX	00:53	Clear	10	81	71	71	CALM	-	29.96
Monroe LA	00:53	Partly Cloudy	10	84	68	58	ENE 14G23	-	29.99
Mount Pleasant TX	01:30	Clear	10	84	68	57	NNE 5	-	29.95
Nacogdoches TX	00:56	Clear		77	73	87	CALM	-	29.97
Natchitoches LA	01:35	Lightning Observed	10	81	71	71	CALM	-	29.95
Shreveport LA (Regional Airport)	01:20	Thunder \ Cumulonimbus Clouds, Lightning Observed	10	82	69	65	VRB 3	-	29.94
Shreveport LA (Downtown Airport)	01:40	Thunder \ Lightning Observed	10	87	73	63	NW 18G25	95 [HI]	29.99
Texarkana AR	00:53	Lightning Observed	10	81	68	64	ENE 8	-	29.98
Tyler TX	00:53	Clear	10	89	68	49	CALM	93 [HI]	29.97


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Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

NWS Forecast Office Shreveport, LA