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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

SISTERS (K6K5)

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

NA

37°F

3°C

Humidity 60%
Wind Speed SW 13 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill29°F (-2°C)
Last update 10 Mar 12:55 PM PDT
Extended Forecast for

Camp Sherman OR

Winter Weather Advisory until March 11, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 11, 05:00pm

    NOW until 5:00pm Wed

    Winter Weather Advisory

  • This Afternoon

    High: 35 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: Snow likely. Mostly cloudy, with a low around 28. Southwest wind 6 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow likely before 8am, then rain and snow likely between 8am and 11am, then rain after 11am. Snow level rising to 5100 feet in the afternoon. High near 45. Breezy, with a southwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow
    then Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 38. Breezy, with a west wind around 22 mph, with gusts as high as 48 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain Likely
    and Breezy

  • Thursday

    Thursday: Rain. High near 47. Breezy, with a west wind 20 to 23 mph, with gusts as high as 49 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.

    High: 48 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain before 2am, then rain, possibly mixed with snow. Low around 35. Chance of precipitation is 90%.

    Low: 35 °F

    Rain then
    Rain/Snow

Detailed Forecast

This Afternoon
Snow showers likely, mainly after 2pm. Partly sunny, with a high near 35. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely. Mostly cloudy, with a low around 28. Southwest wind 6 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely before 8am, then rain and snow likely between 8am and 11am, then rain after 11am. Snow level rising to 5100 feet in the afternoon. High near 45. Breezy, with a southwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 38. Breezy, with a west wind around 22 mph, with gusts as high as 48 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain. High near 47. Breezy, with a west wind 20 to 23 mph, with gusts as high as 49 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.
Friday Night
Rain before 2am, then rain, possibly mixed with snow. Low around 35. Chance of precipitation is 90%.
Saturday
Rain and snow likely before 11am, then a slight chance of snow. Snow level 4900 feet lowering to 3800 feet. Partly sunny, with a high near 47. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A slight chance of rain and snow. Snow level rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 54.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 37.
Monday
A slight chance of rain. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Camp Sherman OR
 44.43°N 121.62°W (Elev. 3786 ft)
Last Update:
1:07 pm PDT Mar 10, 2026
Forecast Valid:
1pm PDT Mar 10, 2026-6pm PDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation