Colorado Winter Storm Warning | Effective 05/04/2026 22:52

Headline: 
Winter Storm Warning issued May 4 at 11:52PM MDT until May 6 at 3:00PM MDT by NWS Denver CO
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
May 4, 2026 - 10:52pm
Expires: 
May 5, 2026 - 11:00am
Description: 
* WHAT...Heavy snow expected. Total snow accumulations between 10 and 24 inches, heaviest above 8,000 feet. Isolated totals up to 30 inches possible across the higher mountains in Boulder and Larimer counties. * WHERE...Rocky Mountain National Park and the Medicine Bow Range, and The Northern Front Range Foothills. * WHEN...Until 3 PM MDT Wednesday. * IMPACTS...Heavy snow will accumulate on tree branches and powerlines, possibly causing them to break and lead to power outages. Travel could be very difficult at times, especially Tuesday afternoon through Wednesday morning which will affect the evening commute Tuesday and the morning commute on Wednesday.
Instruction: 
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for Colorado can be obtained by calling 5 1 1 or by going to www.cotrip.org.
Area Description: 
South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet; Larimer and Boulder Counties Between 6000 and 9000 Feet
Forcast Office: 
NWS Denver CO