Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

Butte, Bert Mooney Airport (KBTM)

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

Clear

25°F

-4°C

Humidity	92%
Wind Speed	SE 3 MPH
Barometer	29.89 in (1012.19 mb)
Dewpoint	23°F (-5°C)
Visibility	10.00 mi
Last update	23 Dec 09:53 PM MST

More Information:

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

Extended Forecast for

4 Miles SSE Butte MT

Tonight
Low: 33 °F
Mostly Cloudy
Wednesday
High: 47 °F
Mostly Sunny
Wednesday Night
Low: 34 °F
Rain Likely
then
Rain/Snow
Likely
Christmas Day
High: 45 °F
Chance
Rain/Snow
then Partly
Sunny
Thursday Night
Low: 30 °F
Slight Chance
Rain/Snow
Friday
High: 40 °F
Chance Snow
Friday Night
Low: 20 °F
Slight Chance
Snow
Saturday
High: 29 °F
Partly Sunny
Saturday Night
Low: 13 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly cloudy, with a low around 33. East southeast wind around 6 mph.

Wednesday

Mostly sunny, with a high near 47. Southeast wind 6 to 13 mph, with gusts as high as 23 mph.

Wednesday Night

Rain likely before 2am, then rain likely, possibly mixed with snow. Cloudy, with a low around 34. Southeast wind 5 to 10 mph becoming light south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Christmas Day

A chance of rain and snow before 8am, then a chance of rain between 8am and 11am. Snow level 6400 feet. Mostly cloudy, with a high near 45. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

Thursday Night

A slight chance of rain and snow between 11pm and 2am, then a slight chance of snow after 2am. Snow level 6300 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 30. South wind around 7 mph. Chance of precipitation is 20%.

Friday

A 30 percent chance of snow. Mostly cloudy, with a high near 40. Little or no snow accumulation expected.

Friday Night

A 20 percent chance of snow. Mostly cloudy, with a low around 20.

Saturday

Partly sunny, with a high near 29.

Saturday Night

Partly cloudy, with a low around 13.

Sunday

Mostly sunny, with a high near 33.

Sunday Night

Partly cloudy, with a low around 17.