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

Hazardous Weather Outlook

Current conditions at

Alpine (K46U)

Lat: 43.1846°NLon: 111.0424°WElev: 5634.0ft.

haze

46°F

8°C

Humidity	NA
Wind Speed	N 4 MPH
Barometer	29.9 in (1012.53 mb)
Dewpoint	N/A
Visibility	6.00 mi
Wind Chill	44°F (7°C)
Last update	NA

More Information:

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

Extended Forecast for

2 Miles NW Alpine WY

Overnight
Low: 34 °F
Rain
Christmas Day
High: 45 °F
Rain Likely
Thursday Night
Low: 37 °F
Rain then
Rain/Snow
Friday
High: 41 °F
Rain/Snow
Friday Night
Low: 26 °F
Snow
Saturday
High: 32 °F
Snow
Saturday Night
Low: 9 °F
Chance Snow
then Partly
Cloudy
Sunday
High: 25 °F
Mostly Sunny
Sunday Night
Low: 7 °F
Partly Cloudy

Detailed Forecast

Overnight

Rain, with thunderstorms also possible after 2am. Low around 34. South southeast wind 10 to 14 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Christmas Day

Rain and thunderstorms likely before 8am, then a chance of rain between 8am and 2pm, then a chance of rain and thunderstorms after 2pm. Mostly cloudy, with a high near 45. South wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Rain before 2am, then rain, possibly mixed with snow. Some thunder is also possible. Low around 37. South wind 8 to 10 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Friday

Rain and snow, becoming all snow after 2pm. Some thunder is also possible. High near 41. South wind around 11 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Friday Night

Snow. Low around 26. Southwest wind 8 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Saturday

Snow. High near 32. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

Saturday Night

A 50 percent chance of snow before 11pm. Partly cloudy, with a low around 9. West wind 5 to 8 mph becoming calm after midnight.

Sunday

Mostly sunny, with a high near 25.

Sunday Night

Partly cloudy, with a low around 7.

Monday

Sunny, with a high near 30.