NWS: Excessive Heat Warning Goes Into Effect at 10 A.M. Today Through 9 P.M. Thursday for the Mid-South

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Heat:

• The previous Heat Advisory has been upgraded to an Excessive Heat Warning
• Heat index values ranging between 110-117 F are expected across the entire Mid-South today

Severe:

• A Marginal Risk is in affect for severe weather in far northeast Arkansas, the Missouri Bootheel, and far northwestern Tennessee
• Best time frame looks to fall between 7 PM this evening through 2 AM Thursday morning for primary threats of damaging winds (60+ mph) and localized heavy rainfall

Heat:

• Today’s Excessive Heat Warning will continue across northeast Arkansas, the Missouri Bootheel, West Tennessee, and northwest Mississippi (heat indices 110-116 F) through 9 PM tomorrow
• A Heat Advisory will go into affect at 8 PM this evening for northeast Mississippi (heat indices 105-109 F) and remain through 9 Pm tomorrow

Severe:

• A Slight Risk for severe weather exists over far northeast Arkansas and the Missouri Bootheel
• A Marginal Risk for severe weather exists over the rest of northeast Arkansas and West Tennessee
• Primary severe threats will be damaging winds (60+ mph) and localized heavy rainfall