39°50'N / 105°11'V / Altitudine 1720 m / 10:56 18.05.2026, America/Denver (UTC-6)
de la: 17.05.2026, 22:59
la: 18.05.2026, 14:00
* WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...The I-25 Urban Corridor and all of the plains of northeast Colorado. * WHEN...From late Monday night through early Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation.
Jefferson,Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
Take steps now to protect tender plants from the cold.
NWS Denver CO
17.05.2026, 22:59
de la: 18.05.2026, 00:00
la: 18.05.2026, 13:00
* WHAT...Snow expected. Total snow accumulations of 4 to 12 inches over most of the Advisory area. However, little if any accumulation in the valleys of Summit County while the heaviest amounts occur in the mountains north of I-70. * WHERE...The Mountains of Summit County, the Mosquito Range, and the Indian Peaks. * WHEN...Until 9 PM MDT Monday. * IMPACTS...Travel could be slippery with snow covered roads at times, especially late tonight and during the periods of heaviest snowfall on Monday. The hazardous conditions may impact the Monday morning and evening commutes.
JeffersonSlow down and use caution while traveling. The latest road conditions
for Colorado can be obtained by calling 5 1 1 or by going to
www.cotrip.org.NWS Denver CO17.05.2026, 22:58