Arizona Severe Severe Thunderstorm Warning | Effective 08/10/2026 20:47

Headline: 
Severe Thunderstorm Warning issued August 10 at 8:47PM MST until August 10 at 9:15PM MST by NWS Tucson AZ
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 10, 2026 - 8:47pm
Expires: 
August 10, 2026 - 9:15pm
Description: 
At 847 PM MST, a severe thunderstorm was located over the Pinaleno Mountains, near Mount Graham, moving northwest at 15 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... Mount Graham and Frye Mesa Dam.
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: 
Graham, AZ
Forcast Office: 
NWS Tucson AZ
Sender: 
w-nws.webmaster@noaa.gov