Colorado Freeze Warning | Effective 04/17/2026 13:46

Headline: 
Freeze Warning issued April 17 at 2:46PM MDT until April 18 at 8:00AM MDT by NWS Denver CO
Event: 
Freeze Warning
Urgency: 
Expected
Effective: 
April 17, 2026 - 1:46pm
Expires: 
April 18, 2026 - 7:00am
Description: 
* WHAT...Prolonged sub-freezing temperatures dropping down into the 18 to 24 degree range. * WHERE...All of the Front Range Urban Corridor and northeast plains of Colorado. * WHEN...From 8 PM this evening to 8 AM MDT Saturday. * IMPACTS...If not drained or protected, damage to above ground irrigation lines will be likely. A hard freeze could kill sensitive vegetation and damage fruit trees.
Instruction: 
Disconnect water hoses. Drain above ground irrigation lines. Take steps now to protect tender plants from the cold.
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