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 >

Hazardous Weather Conditions

Winter Weather Advisory in effect from December 26, 12:00 PM MST until December 27, 05:00 PM MST

Current conditions at

TROY (TROM8)

Lat: 48.48165°NLon: 115.90507°WElev: 2009.0ft.

32°F

0°C

Humidity	100%
Wind Speed	NNW 0 MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	26 Dec 03:07 AM MST

More Information:

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

Extended Forecast for

16 Miles ENE Clark Fork ID

Winter Weather Advisory December 26, 12:00pm until December 27, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Overnight
Low: 33 °F
Mostly Cloudy
Friday
High: 37 °F
Rain/Snow
Friday Night
Low: 22 °F
Heavy Snow
Saturday
High: 29 °F
Snow Likely
Saturday Night
Low: 10 °F
Mostly Cloudy
Sunday
High: 25 °F
Partly Sunny
Sunday Night
Low: 16 °F
Mostly Cloudy
Monday
High: 30 °F
Patchy Fog
then Partly
Sunny
Monday Night
Low: 19 °F
Patchy Fog

Detailed Forecast

Overnight

Mostly cloudy, with a low around 33. Calm wind.

Friday

Rain and snow, mainly before 4pm. Snow level 3800 feet lowering to 3000 feet in the afternoon . High near 37. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

Friday Night

Snow. The snow could be heavy at times. Low around 22. Southwest wind 9 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow likely, mainly before 11am. Mostly cloudy, with a high near 29. West wind 5 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Saturday Night

Mostly cloudy, with a low around 10. Light and variable wind.

Sunday

Partly sunny, with a high near 25.

Sunday Night

Mostly cloudy, with a low around 16.

Monday

Patchy fog before noon. Otherwise, partly sunny, with a high near 30.

Monday Night

Patchy fog between 9pm and 1am. Otherwise, mostly cloudy, with a low around 19.

Tuesday

Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 34.