Colorado Freeze Warning | Effective 04/18/2026 06:59

Headline: 
Freeze Warning issued April 18 at 7:59AM MDT until April 18 at 8:00AM MDT by NWS Denver CO
Event: 
Freeze Warning
Urgency: 
Expected
Effective: 
April 18, 2026 - 6:59am
Expires: 
April 18, 2026 - 8:00am
Description: 
Overnight lows ranged from 27-32 across Fort Collins, west Loveland, Boulder, and metro Denver, to the low- to mid-20s across most of the plains. The coldest locations were near Limon where it dropped to the teens. Temperatures will warm nicely into the 50s this afternoon.
Area Description: 
Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Elbert/Central and East Douglas Counties Above 6000 Feet; Northeast Weld County; Central and South Weld County; Morgan County; Central and East Adams and Arapahoe Counties; North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Logan County; Washington County; Sedgwick County; Phillips County
Forcast Office: 
NWS Denver CO