Utah Moderate Heat Advisory | Effective 08/19/2026 12:51

Headline: 
Heat Advisory issued August 19 at 1:51PM MDT until August 22 at 7:00AM MDT by NWS Salt Lake City UT
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
August 19, 2026 - 12:51pm
Expires: 
August 20, 2026 - 4:00am
Description: 
* WHAT...High temperatures to around 100 degrees expected alongside overnight low temperatures in the low- to mid-70s. * WHERE...The Wasatch Front, Great Salt Lake Desert and Mountains, and Tooele and Rush Valleys. * WHEN...From noon Thursday to 7 AM MDT Saturday. * IMPACTS...Hot temperatures may cause heat illness. Warm overnight temperatures will limit the amount of relief from the hot daytime temperatures, bringing a period of prolonged heat exposure, especially for vulnerable populations.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. 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: 
Great Salt Lake Desert and Mountains; Tooele and Rush Valleys; Eastern Box Elder County; Northern Wasatch Front; Salt Lake Valley; Utah Valley
Forcast Office: 
NWS Salt Lake City UT
Sender: 
w-nws.webmaster@noaa.gov