National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

NA

34°F

1°C

Humidity 74%
Wind Speed W 23 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill22°F (-6°C)
Last update 27 Dec 12:55 AM PST
Extended Forecast for

Camp Sherman OR

Winter Weather Advisory December 27, 01:43am until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 27, 01:43am until December 27, 07:00am

    NOW until 7:00am Sat

    Winter Weather Advisory

  • Overnight

    Low: 27 °F

    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 7am. Partly sunny, with a high near 37. West wind 7 to 9 mph, with gusts as high as 25 mph.

    High: 37 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow between 10pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Calm wind. Chance of precipitation is 20%.

    Low: 20 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 40 percent chance of snow. Mostly cloudy, with a low around 27. West wind around 10 mph, with gusts as high as 33 mph.
Saturday
A 30 percent chance of snow, mainly before 7am. Partly sunny, with a high near 37. West wind 7 to 9 mph, with gusts as high as 25 mph.
Saturday Night
A slight chance of snow between 10pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Calm wind. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 39. Calm wind.
Sunday Night
Mostly cloudy, with a low around 23. Calm wind.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 29.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 48.
Thursday Night
Rain and snow likely. Snow level 4600 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 30.
Friday
Rain and snow likely. Snow level 3400 feet. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Camp Sherman OR
 44.48°N 121.63°W (Elev. 3028 ft)
Last Update:
1:30 am PST Dec 27, 2025
Forecast Valid:
1am PST Dec 27, 2025-6pm PST Jan 2, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation