South Dakota, , Wyoming Moderate Heat Advisory | Effective 07/12/2026 10:31

Headline: 
Heat Advisory issued July 12 at 11:31AM MDT until July 16 at 9:00PM MDT by NWS Rapid City SD
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
July 12, 2026 - 10:31am
Expires: 
July 13, 2026 - 5:15am
Description: 
* WHAT...Heat index values up to 105. * WHERE...Portions of northwestern, south central, and southwestern South Dakota and northeast Wyoming. * WHEN...Until 9 PM MDT /10 PM CDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
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.
Area Description: 
Harding; Northern Perkins; Butte; Northern Meade Co Plains; Ziebach; Northern Foothills; 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 Perkins; Northern Campbell; Southern Campbell; Western Crook; Weston County Plains; Newcastle; Northeastern Crook
Forcast Office: 
NWS Rapid City SD