Arizona Severe Severe Thunderstorm Warning | Effective 10/21/2026 03:59

Headline: 
Severe Thunderstorm Warning issued October 21 at 3:59AM MST until October 21 at 4:30AM MST by NWS Flagstaff AZ
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
October 21, 2026 - 3:59am
Expires: 
October 21, 2026 - 4:30am
Description: 
SVRFGZ The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Yavapai County in west central Arizona... * Until 430 AM MST. * At 359 AM MST, a severe thunderstorm was located near Iron Springs, or 10 miles northwest of Prescott, moving northeast at 40 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Chino Valley, Williamson Valley, Paulden, Highland Pines, Iron Springs and Granite Mountain Wilderness. This includes State Route 89 between mile markers 324 and 339. This includes the following recreation areas and campgrounds... Yavapai Campground, Yavapai Campground, Alto Pit OHV and Cayuse Picnic Area.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail.
Area Description: 
Yavapai, AZ
Forcast Office: 
NWS Flagstaff AZ
Sender: 
w-nws.webmaster@noaa.gov