Heat and Severe Thunderstorms in the Eastern U.S.

A widespread heat wave will peak over the South and East today, with several dozen temperature records expected along the East Coast. Heat should begin to ease this weekend in the Northeast, while hazardous heat continues over the South. Severe thunderstorms capable of damaging winds are possible across parts of the Appalachians, Mid Atlantic, and Northeast this afternoon and evening. Read More >

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Last Map Update: Fri, Jun 12, 2026 at 1:18:40 pm CDT

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Today's Heat Index

Flash Flood Risk Today

Today's Forecast

Today's Climate Data

Heat Index values could again approach 105 degrees across several locations around the ArkLaTex.

There will be a risk for locally heavy rainfall and flash flooding across the northern half of the region today and this evening. New rainfall accumulations of 0.5 to 1.5 inches are possible. Within the Marginal Risk area, there is a 5% chance of flash flooding within 25 miles of any given location.

A frontal boundary will move into the ArkLaTex bringing increased rain chances across mainly southeast Oklahoma, northeast Texas, and southwest Arkansas. Elsewhere, hot conditions to continue with highs in the lower 90s and heat index values over 100 degrees.

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	12:53	Clear	10	72	70	93	SE 8	-	29.97
El Dorado AR	Old	N/A	N/A	N/A	N/A	N/A	N/A	-	N/A
Henderson TX	10:55	Mostly Cloudy	10	86	74	67	SSW 7	95 [HI]	30.02
Idabel OK	12:55	Clear	10	71	71	100	S 9	-	29.98
Longview TX	13:00	Rain \ Lightning Observed	10	74	72	93		-	30.04
Lufkin TX	12:53	Clear	10	90	75	61	VRB 6	101 [HI]	30.01
Monroe LA	12:53	Mostly Cloudy	10	91	73	55	SSW 7	100 [HI]	30.02
Mount Pleasant TX	12:55	Clear	10	74	71	88	E 6	-	30.05
Nacogdoches TX	12:56	Mostly Clear		89	76	65	SSE 7	100 [HI]	30.02
Natchitoches LA	12:55	Partly Cloudy	10	90	73	57	CALM	98 [HI]	30.02
Shreveport LA (Regional Airport)	12:56	Cumulonimbus Clouds, Towering Cumulus Clouds Observed	10	87	75	66	W 5	96 [HI]	30.01
Shreveport LA (Downtown Airport)	13:02	Mostly Cloudy	10	83	75	77	NNW 12G21	-	30.02
Texarkana AR	12:53	Clear	10	79	74	84	S 8	-	30.01
Tyler TX	12:53	Lightning Observed	10	79	68	69	NE 12G26	-	30.05


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Heat and Severe Thunderstorms in the Eastern U.S.

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