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

070E00065RWS1MED - 0.9 mi E of Utah Border (CO089)

Lat: 39.18952°NLon: 109.04037°WElev: 4902.0ft.

54°F

12°C

Humidity	41%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	12.43 mi
Last update	24 Dec 12:38 PM MST

More Information:

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

Extended Forecast for

4 Miles NNE Mack CO

This Afternoon
High: 59 °F
Mostly Cloudy
Tonight
Low: 45 °F
Showers
Likely
Christmas Day
High: 59 °F
Showers
Thursday Night
Low: 39 °F
Chance
Showers
Friday
High: 54 °F
Chance
Showers
Friday Night
Low: 36 °F
Showers
Likely
Saturday
High: 47 °F
Showers
Likely
Saturday Night
Low: 26 °F
Chance
Rain/Snow
Sunday
High: 44 °F
Sunny

Detailed Forecast

This Afternoon

Mostly cloudy, with a high near 59. Southeast wind around 5 mph.

Tonight

Showers likely, mainly after 3am. Mostly cloudy, with a low around 45. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.

Christmas Day

Showers, with thunderstorms also possible after 2pm. High near 59. Southeast wind around 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. South southeast wind 5 to 10 mph. Chance of precipitation is 40%.

Friday

A 30 percent chance of showers. Mostly cloudy, with a high near 54. South southeast wind around 10 mph, with gusts as high as 25 mph.

Friday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

Saturday

Showers likely. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.

Saturday Night

A chance of rain and snow showers, mainly before 11pm. Partly cloudy, with a low around 26.

Sunday

Sunny, with a high near 44.

Sunday Night

Mostly clear, with a low around 22.

Monday

Sunny, with a high near 45.

Monday Night

Mostly clear, with a low around 24.