Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

15°F

-9°C

Humidity	65%
Wind Speed	W 15 G 21 mph
Barometer	30.01 in
Dewpoint	5°F (-15°C)
Visibility	10.00 mi
Wind Chill	0°F (-18°C)
Last update	28 Dec 5:15 am MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Berthoud Pass CO

Winter Weather Advisory December 28, 05:38am until December 28, 11:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 28, 05:38am until December 28, 11:00am
NOW until 11:00am Sun
Winter Weather Advisory
Overnight
Low: 3 °F
Snow and
Areas Blowing
Snow
Sunday
High: 7 °F
Snow and
Blowing Snow
then Chance
Snow and
Windy
Sunday Night
Low: 0 °F
Mostly Clear
and Blustery
Monday
High: 17 °F
Sunny
Monday Night
Low: 10 °F
Mostly Clear
and Breezy
Tuesday
High: 25 °F
Sunny and
Breezy then
Sunny
Tuesday Night
Low: 14 °F
Mostly Clear
then Mostly
Clear and
Breezy
Wednesday
High: 27 °F
Sunny and
Breezy then
Mostly Sunny

Detailed Forecast

Overnight

Snow. Areas of blowing snow. Steady temperature around 3. Wind chill values as low as -18. Blustery, with a west northwest wind around 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.

Sunday

Snow, mainly before 10am. Widespread blowing snow, mainly between 9am and 11am. High near 7. Wind chill values as low as -29. Windy, with a west northwest wind 24 to 32 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Sunday Night

Mostly clear, with a low around 0. Wind chill values as low as -16. Blustery, with a west wind 16 to 20 mph, with gusts as high as 28 mph.

Monday

Sunny, with a high near 17. Wind chill values as low as -17. West wind 9 to 14 mph, with gusts as high as 21 mph.

Monday Night

Mostly clear, with a low around 10. Breezy, with a west wind 15 to 17 mph, with gusts as high as 24 mph.

Tuesday

Sunny, with a high near 25. Breezy.

Tuesday Night

Mostly clear, with a low around 14. Breezy.

Wednesday

Sunny, with a high near 27. Breezy.