Arizona Severe Severe Thunderstorm Warning | Effective 10/21/2026 00:38

Headline: 
Severe Thunderstorm Warning issued October 21 at 12:38AM MST until October 21 at 1:00AM MST by NWS Flagstaff AZ
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
October 21, 2026 - 12:38am
Expires: 
October 21, 2026 - 1:00am
Description: 
At 1238 AM MST, a severe thunderstorm was located over Sedona, moving north at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Sedona, Munds Park, Indian Gardens, Pine Flats, Fernow Cabin, Uptown Sedona, Sedona Airport, Red Rock State Park, Slide Rock State Park, Palatki Heritage Site, West Fork of Oak Creek, Honanki Heritage Site, Red Rock-Secret Mountain Wilderness, Munds Mountain Wilderness, Sycamore Canyon Wilderness, Edge of the World, East Pocket Lookout Tower, Secret Mountain Vista and Oak Creek Vista Overlook. This includes the following highways... Interstate 17 between mile markers 321 and 328. State Route 179 between mile markers 308 and 313. State Route 89A between mile markers 366 and 390. This includes the following recreation areas and campgrounds... Manzanita Campground, Pine Flat Campground and Cave Springs Campground. This includes the following swimming holes... Pumphouse Wash, Slide Rock, Encinoso, Grasshopper Point, Midgely Bridge, Buddha Beach "Red Rock Crossing" and Crescent Moon Ranch.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Coconino, AZ; Yavapai, AZ
Forcast Office: 
NWS Flagstaff AZ
Sender: 
w-nws.webmaster@noaa.gov