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	54%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	12.43 mi
Last update	25 Dec 05:22 PM MST

More Information:

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

Extended Forecast for

10 Miles WSW Mack CO

Tonight
Low: 38 °F
Slight Chance
Showers then
Partly Cloudy
Friday
High: 57 °F
Slight Chance
Showers
Friday Night
Low: 38 °F
Showers
Likely
Saturday
High: 48 °F
Rain/Snow
then Showers
Likely
Saturday Night
Low: 26 °F
Rain/Snow
Likely then
Snow Showers
Likely
Sunday
High: 36 °F
Chance Snow
Showers then
Sunny
Sunday Night
Low: 17 °F
Mostly Clear
Monday
High: 36 °F
Sunny
Monday Night
Low: 18 °F
Mostly Clear

Detailed Forecast

Tonight

A 20 percent chance of showers between 11pm and midnight. Partly cloudy, with a low around 38. South southwest wind around 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.

Friday

A slight chance of showers before 11am, then a slight chance of showers after 2pm. Partly sunny, with a high near 57. North northeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

Friday Night

Showers likely, mainly after 11pm. Partly cloudy during the early evening, then becoming cloudy, with a low around 38. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Saturday

Rain, possibly mixed with snow showers, becoming all rain after 11am. High near 48. Southwest wind 10 to 15 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Saturday Night

A chance of rain showers before 8pm, then a chance of rain and snow showers between 8pm and 11pm, then snow showers likely after 11pm. Mostly cloudy, with a low around 26. West southwest wind 5 to 10 mph becoming north northwest after midnight. Chance of precipitation is 60%.

Sunday

A 30 percent chance of snow showers before 11am. Mostly sunny, with a high near 36.

Sunday Night

Mostly clear, with a low around 17.

Monday

Sunny, with a high near 36.

Monday Night

Mostly clear, with a low around 18.

Tuesday

Sunny, with a high near 40.

Tuesday Night

Mostly clear, with a low around 22.