Weather Alerts For Jonesboro, AR

# HEADLINE -------------------- EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM CDT FRIDAY # DETAILS -------------------- WHAT Dangerously hot conditions with heat index values up to 112 expected. WHERE Portions of East Arkansas, North Mississippi, and Southeast Missouri. WHEN From 11 AM this morning to 8 PM CDT Friday. IMPACTS Heat related illnesses increase significantly during extreme heat and high humidity events. ISSUED AT Wednesday, August 12, 2026 at 4:06 AM CDT ISSUED BY National Weather Service Memphis TN HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. # AREAS AFFECTED -------------------- Tallahatchie, Clay, Coahoma, Craighead, Crittenden, Cross, Dunklin, Greene, Lee AR, Mississippi, Pemiscot, Phillips, Poinsett, Quitman, St. Francis, Tunica Including the cities of Helena-West Helena, Forrest City, Piggott, Kennett, Charleston, Blytheville, Tunica, Harrisburg, Corning, Jonesboro, West Memphis, Marianna, Caruthersville, Wynne, Clarksdale, Paragould, and Marks

Pollen Index: 8.3 Pollen Level: medium-high Predominant Pollen: Grass. The pollen levels for Wednesday will be increasing in the high range. This higher level is caused in part by rising temperatures, strong winds and lower relative humidity.