Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Butte, Bert Mooney Airport (KBTM)

Lat: 45.95472°NLon: 112.4975°WElev: 5545.0ft.

Overcast

34°F

1°C

Humidity	55%
Wind Speed	WSW 9 MPH
Barometer	29.49 in (998.65 mb)
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Wind Chill	27°F (-3°C)
Last update	27 Dec 03:20 AM MST

More Information:

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

Extended Forecast for

5 Miles N Wise River MT

Wind Advisory until December 27, 05:00am

Winter Weather Advisory December 27, 05:00am until December 27, 08:00pm

Click here for hazard details and duration

Wind Advisory

Winter Weather Advisory

Wind Advisory until December 27, 05:00am
NOW until 5:00am Sat
Wind Advisory
Overnight
Low: 7 °F
Heavy Snow
and Blowing
Snow
Saturday
High: 13 °F⇓
Chance Snow
and Blowing
Snow
Saturday Night
Low: -3 °F
Partly Cloudy
Sunday
High: 11 °F
Sunny
Sunday Night
Low: 6 °F
Mostly Clear
Monday
High: 22 °F
Mostly Sunny
Monday Night
Low: 17 °F
Mostly Cloudy
Tuesday
High: 27 °F
Partly Sunny

Detailed Forecast

Overnight

Snow, mainly before 4am. The snow could be heavy at times. Widespread blowing snow. Low around 7. Wind chill values as low as -11. Windy, with a west southwest wind around 37 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 3 inches possible.

Saturday

A 50 percent chance of snow, mainly between 9am and 3pm. Widespread blowing snow, mainly before 2pm. Partly sunny, with a temperature falling to around 5 by 5pm. Wind chill values as low as -17. Windy, with a west wind 31 to 36 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 49 mph. New snow accumulation of less than one inch possible.

Saturday Night

Partly cloudy, with a low around -3. Wind chill values as low as -24. West wind 16 to 21 mph, with gusts as high as 24 mph.

Sunday

Sunny, with a high near 11. Wind chill values as low as -23. West wind 11 to 16 mph.

Sunday Night

Mostly clear, with a low around 6. West wind 13 to 16 mph.

Monday

Mostly sunny, with a high near 22.

Monday Night

Mostly cloudy, with a low around 17.

Tuesday

Partly sunny, with a high near 27.