Weather Alert Details

Boulder and Jefferson Counties below 6000 ft/West Broomfield County

Special Weather Statement until FRI 4:15 PM MDT Issued September, 25 2026 at 3:36 PM - US/Mountain expires September, 25 2026 at 4:15 PM - US/Mountain ...A LINE OF STRONG THUNDERSTORMS WILL IMPACT SOUTHWESTERN DENVER... WEST CENTRAL ADAMS...SOUTHWESTERN BROOMFIELD...SOUTHWESTERN ARAPAHOE...NORTHEASTERN JEFFERSON...NORTHWESTERN DOUGLAS AND BOULDER COUNTIES UNTIL 415 PM MDT... At 336 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from near Rocky Flats to near Tiny Town, or extending from 20 miles northwest of Denver to 19 miles southwest of Denver, moving east at 15 mph. HAZARD...Wind gusts up to 40 mph and half inch size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Western Denver, Lakewood, southwestern Thornton, Arvada, Westminster, southwestern Broomfield, northwestern Highlands Ranch, Littleton, Northglenn, Englewood, Wheat Ridge, Golden, Federal Heights, Sheridan, Morrison, Red Rocks Park, Idledale, Indian Hills and Tiny Town. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the weather situation closely and be alert for threatening weather conditions. Heavy rain is occurring with these storms and may lead to flooding. Do not drive your vehicle through flooded roadways. && MAX HAIL SIZE...0.50 IN; MAX WIND GUST...40 MPH