South Dakota, , Wyoming Moderate Heat Advisory | Effective 07/19/2026 19:38

Headline: 
Heat Advisory issued July 19 at 8:38PM MDT until July 20 at 9:00PM MDT by NWS Rapid City SD
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
July 19, 2026 - 7:38pm
Expires: 
July 20, 2026 - 11:00am
Description: 
* WHAT...Heat index values up to 100. * WHERE...Portions of northwestern, south central, and southwestern South Dakota and northeast Wyoming. * WHEN...Until 9 PM MDT /10 PM CDT/ Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Area Description: 
Rapid City; Southern Foothills; Custer Co Plains; Pennington Co Plains; Haakon; Western Fall River; Northern Oglala Lakota; Northern Jackson; Bennett; Mellette; Todd; Tripp; Sturgis/Piedmont Foothills; Southern Meade Co Plains; Hermosa Foothills; Eastern Fall River; Southern Oglala Lakota; Southern Jackson; Southern Campbell; Weston County Plains; Newcastle
Forcast Office: 
NWS Rapid City SD