Arkansas Severe Extreme Heat Warning | Effective 07/20/2026 21:51

Headline: 
Extreme Heat Warning issued July 20 at 11:51PM CDT until July 21 at 9:00PM CDT by NWS Little Rock AR
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 20, 2026 - 9:51pm
Expires: 
July 21, 2026 - 7:00pm
Description: 
* WHAT...Dangerously hot conditions with heat index values up to 115. * WHERE...Portions of central, north central, southeast, southwest, and western Arkansas. * WHEN...Until 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Area Description: 
Marion; Baxter; Fulton; Stone; Izard; Cleburne; Garland; Pike; Clark; Hot Spring; Dallas; Cleveland; Ouachita; Calhoun; Bradley; Boone County Except Southwest; Searcy County Lower Elevations; Southern Johnson County; Southeast Van Buren County; Northern Scott County; Polk County Lower Elevations; Central and Eastern Montgomery County; Newton County Lower Elevations; Northwest Searcy County Higher Elevations; Central and Southern Scott County; Northern Polk County Higher Elevations; Northern Montgomery County Higher Elevations; Southeast Polk County Higher Elevations; Southwest Montgomery County Higher Elevations
Forcast Office: 
NWS Little Rock AR