Washington County issued the following announcement on Oct. 23.
A storm system drop southward across Colorado Saturday night, with much colder temperatures and accumulating snowfall. Snow first develop over the northern border area late Saturday evening, and then spread slowly southward into the I-70 late Saturday night or Sunday morning. The heaviest snow is expected to fall on Sunday, before tapering off Sunday night into Monday morning.
Temperatures been very cold, with highs only in the lower to mid 20s on Sunday, and then single digit lows Sunday night.
The colder temperatures and snow resulted in snow covered roads, and slick travel conditions. If you are planning to travel, be prepared for slower than normal travel conditions, and use extra time to reach your destination safely. Also, be prepared for the sharp change in temperatures and dress warmly in several layers of clothing.
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- Logan County-Washington County-Sedgwick County-Phillips County-Including Aurora, Brighton, City of Denver, Denver International Airport, Highlands Ranch, Littleton, Parker, Castle Rock, Elbert, Fondis, Kiowa, Larkspur, Briggsdale, Grover, Pawnee Buttes, Raymer, Stoneham, Eaton, Fort Lupton, Greeley, Roggen, Brush, Fort Morgan, Goodrich, Wiggins, Bennett, Byers, Deer Trail, Leader, Agate, Hugo, Limon, Matheson, Crook, Merino, Sterling, Peetz, Akron, Cope, Last Chance, Otis, Julesburg, Ovid, Sedgwick, Amherst, Haxtun, and Holyoke
...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT...
* WHAT...Heavy snow possible. Total snow accumulations of 4 to 6 inches possible.
* WHERE...Most of east central and northeast Colorado along and east of I-25.
* WHEN...From Sunday morning through late Sunday night.
* IMPACTS...Plan on slippery road conditions. If you are planning travel, allow extra time to reach your destination safely.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Monitor the latest forecasts for updates on this situation.
Original source can be found here.