Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Big Timber Airport (K6S0)

Lat: 45.80647°NLon: 109.97826°WElev: 4494.0ft.

Overcast

41°F

5°C

Humidity	86%
Wind Speed	W 17 MPH
Barometer	29.77 in (1008.13 mb)
Dewpoint	37°F (3°C)
Visibility	9.00 mi
Wind Chill	33°F (1°C)
Last update	26 Dec 01:55 AM MST

More Information:

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

Extended Forecast for

11 Miles W Harlowton MT

Overnight
Low: 32 °F
Slight Chance
Rain/Snow
Friday
High: 50 °F
Mostly Sunny
Friday Night
Low: 23 °F
Mostly Clear
then Slight
Chance Snow
Saturday
High: 31 °F⇓
Chance Snow
Saturday Night
Low: 4 °F
Partly Cloudy
Sunday
High: 27 °F
Mostly Sunny
Sunday Night
Low: 16 °F
Mostly Clear
Monday
High: 40 °F
Mostly Sunny
Monday Night
Low: 27 °F
Mostly Cloudy

Detailed Forecast

Overnight

A slight chance of rain before 3am, then a slight chance of snow between 3am and 4am. Partly cloudy, with a low around 32. West wind around 11 mph. Chance of precipitation is 20%.

Friday

Mostly sunny, with a high near 50. West southwest wind 14 to 19 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph.

Friday Night

A 20 percent chance of snow after 3am. Mostly clear, with a low around 23. West wind around 21 mph.

Saturday

A 50 percent chance of snow. Partly sunny, with a temperature rising to near 31 by 10am, then falling to around 17 during the remainder of the day. West southwest wind 22 to 24 mph becoming northwest in the afternoon. New snow accumulation of less than a half inch possible.

Saturday Night

Partly cloudy, with a low around 4. West wind 9 to 15 mph.

Sunday

Mostly sunny, with a high near 27. West wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 16. West wind 15 to 18 mph.

Monday

Mostly sunny, with a high near 40. West wind 18 to 24 mph.

Monday Night

Mostly cloudy, with a low around 27. West wind around 18 mph.

Tuesday

Partly sunny, with a high near 45. West wind 17 to 20 mph.