Active AlertsBoulder And Jefferson Counties Below 6000 Feet/West Broomfield County

What: High temperatures in the upper 90s.
Where: Fort Collins, Boulder and the western suburbs of Denver, and Denver.
When: From 10 AM to 9 PM MDT Monday.
Impacts: Hot temperatures may cause heat illnesses.

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. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.