Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

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Last Map Update: Wed, Sep 9, 2026 at 4:26:32 am CDT

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Heat Advisory

Climate Prediction Center's Outlook

Heat Advisory Wednesday

Wednesday's Forecast

Today's Records and Climate Data

Above average temperatures are expected to continue for us, but we may see an uptick in Rainfall from what is normal during mid to late September.

Hot conditions will continue on Wednesday. A Heat Advisory will be in effect from 10 AM CDT through 7 PM CDT as peak heat index values once again climb to between 105 and 109 degrees in most locations.

Summer continues and so does the heat. Daytime high temperatures might be a couple of degrees cooler and some drier air may help to reduce high index values slightly. Daytime highs should be in the mid to upper 90s with peak heat index values between 105 and 109 degrees in most locations.

Here are today's climate records for selected sites across our Four-State area.

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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	03:53	Clear	10	74	72	93	CALM	-	30.08
El Dorado AR	03:53	Clear	10	76	71	84	SSW 3	-	30.12
Henderson TX	03:55	Mostly Clear	10	76	72	89	CALM	-	30.10
Idabel OK	03:55	Mostly Cloudy	8	80	77	88	S 6	-	30.10
Longview TX	03:53	Clear	10	77	72	84	S 5	-	30.10
Lufkin TX	03:53	Clear	10	76	74	93	E 5	-	30.10
Monroe LA	03:53	Clear	10	74	73	97	CALM	-	30.14
Mount Pleasant TX	03:50	Clear	10	76	72	88	CALM	-	30.10
Nacogdoches TX	Old	N/A	N/A	N/A	N/A	N/A	N/A	-	N/A
Natchitoches LA	03:55	Clear	10	76	73	91	CALM	-	30.12
Shreveport LA (Regional Airport)	03:56	Clear	10	77	73	88	SSE 5	-	30.10
Shreveport LA (Downtown Airport)	03:53	Clear	10	80	73	79	SSE 6	-	30.11
Texarkana AR	03:53	Clear	10	80	71	74	SSW 8	-	30.10
Tyler TX	03:53	Clear	10	78	74	87	S 7	-	30.10


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Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

NWS Forecast Office Shreveport, LA