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

Current conditions at

Loma US-87 MP 53.1 (MTLOM)

Lat: 47.95103° N Lon: 110.50477° W Elev: 2700.0 ft.

21°F

-6°C

Humidity	100%
Wind Speed	NW 7 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Wind Chill	12°F (-11°C)
Last update	24 Dec 07:30 PM MST

More Information:

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

Detailed forecast for

Western and Central Chouteau County

Rest Of Tonight

Mostly cloudy. Areas of dense freezing fog in the evening. Areas of fog until early morning, then patchy fog early in the morning. Freezing rain with possible snow and freezing drizzle late in the evening. Chance of freezing rain, snow and areas of light freezing drizzle after midnight, then slight chance of freezing rain, snow and patchy light freezing drizzle early in the morning. Little or no snow accumulation. Ice accumulation of less than one quarter of an inch. Near steady temperature in the lower 20s. North winds up to 10 mph. Chance of precipitation 80 percent.

Christmas Day

Not as cool. Mostly sunny. Areas of fog in the morning. Patchy light freezing drizzle in the morning. Highs 38 to 48. South winds up to 10 mph.

Thursday Night

Mostly cloudy. Patchy light freezing drizzle after midnight. Lows 27 to 33. South winds up to 10 mph with gusts to around 25 mph.

Friday

Partly sunny. Highs in the mid 40s. Southwest winds 5 to 15 mph with gusts to around 30 mph.

Friday Night

Much colder. Mostly cloudy. Slight chance of snow, patchy drizzle and light freezing drizzle in the evening, then slight chance of snow and patchy light freezing drizzle after midnight. Lows around 6. Southwest winds 10 to 15 mph with gusts to around 35 mph. Chance of precipitation 20 percent.

Saturday

Much colder. Mostly cloudy. A 50 percent chance of snow in the morning. Highs 9 to 15.

Saturday Night

Colder. Mostly cloudy in the evening then clearing. Near steady temperature around 2 below.

Sunday

Not as cold. Sunny. Highs 23 to 31.

Sunday Night

Not as cold. Partly cloudy. Near steady temperature around 20.

Monday

Not as cold. Partly sunny. Highs 38 to 44.

Monday Night

Partly cloudy. Lows 22 to 28.