Prepare for sudden gusty winds. Secure loose objects and move to a safe shelter inside a building or vehicle. If outdoors, consider seeking shelter inside a building.

Strong outflow winds will impact portions of northeastern Douglas, northwestern Elbert, western Arapahoe, Broomfield, Denver, northern Jefferson and southwestern Adams Counties through 745 PM MDT... At 657 PM MDT, Doppler radar was tracking strong outflow winds along a line extending from 3 miles north of Thornton to Aurora to 5 miles southeast of Watkins to 4 miles south of Strasburg, or along a line extending from 34 miles south of Greeley to 10 miles east of Denver to 57 miles north of Colorado Springs to 43 miles northwest of Limon. Movement was southwest at 35 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Denver, Aurora, Lakewood, Thornton, Arvada, Westminster, Centennial, Broomfield, Highlands Ranch, northern Castle Rock, southwestern Commerce City, Parker, Littleton, Northglenn, Englewood, Wheat Ridge, Golden, Greenwood Village, Evergreen, and Federal Heights. MAX HAIL SIZE...0.00 IN MAX WIND GUST...55 MPH