Colorado Moderate Special Weather Statement | Effective 09/18/2026 12:33

Headline: 
Special Weather Statement issued September 18 at 1:33PM MDT by NWS Grand Junction CO
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
September 18, 2026 - 12:33pm
Expires: 
September 18, 2026 - 1:00pm
Description: 
At 133 PM MDT, Doppler radar was tracking a strong thunderstorm near Dinosaur, or 35 miles southeast of Vernal, moving northeast at 25 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation and outdoor objects is possible. Locations impacted include... Dinosaur and Blue Mountain. This includes the following highways... U.S. Highway 40 in Colorado between mile markers 4 and 21. Colorado 64 between mile markers 1 and 3, and near mile marker 9.
Instruction: 
If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Lower Yampa River Basin
Forcast Office: 
NWS Grand Junction CO
Sender: 
w-nws.webmaster@noaa.gov