Weather Alert Details

Boulder and Jefferson Counties below 6000 ft/West Broomfield County

Heat Advisory from THU 10:00 AM MDT until THU 7:00 PM MDT Issued August, 06 2025 at 1:51 PM - US/Mountain expires August, 07 2025 at 7:00 PM - US/Mountain ...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM TO 7 PM MDT THURSDAY... * WHAT...Temperatures up to 100 expected. * WHERE...Fort Collins, Boulder, Denver, and the western suburbs of Denver. * WHEN...From 10 AM to 7 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Heat stroke is an emergency! Call 9 1 1. &&