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

Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

37°F

3°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Last update 30 Mar 03:55 AM PDT
Extended Forecast for

4 Miles S Camp Sherman OR

  • Overnight

    Overnight: A 30 percent chance of snow. Mostly cloudy, with a steady temperature around 34. West wind around 5 mph.

    Low: 34 °F

    Chance Snow

  • Monday

    Monday: A chance of snow before 8am, then a slight chance of snow after 2pm. Mostly cloudy, with a high near 42. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 42 °F

    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly after 8pm. Mostly cloudy, with a low around 28. Northeast wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow likely before 2pm, then rain likely. Mostly cloudy, with a high near 47. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then rain and snow likely between 8pm and 2am, then snow likely after 2am. Snow level 5200 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 33. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow before 11am, then rain, possibly mixed with snow. Snow level rising to 5000 feet in the afternoon. High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 27. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow

  • Thursday

    Thursday: Snow before 5pm, then snow, possibly mixed with rain. High near 39. Chance of precipitation is 90%.

    High: 39 °F

    Snow then
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Partly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a steady temperature around 34. West wind around 5 mph.
Monday
A chance of snow before 8am, then a slight chance of snow after 2pm. Mostly cloudy, with a high near 42. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of snow, mainly after 8pm. Mostly cloudy, with a low around 28. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Snow likely before 2pm, then rain likely. Mostly cloudy, with a high near 47. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of rain before 8pm, then rain and snow likely between 8pm and 2am, then snow likely after 2am. Snow level 5200 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 33. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow before 11am, then rain, possibly mixed with snow. Snow level rising to 5000 feet in the afternoon. High near 43. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 27. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow before 5pm, then snow, possibly mixed with rain. High near 39. Chance of precipitation is 90%.
Thursday Night
A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Partly cloudy, with a low around 24. Chance of precipitation is 30%.
Friday
Sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 29.
Saturday
Sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Camp Sherman OR
 44.41°N 121.64°W (Elev. 4564 ft)
Last Update:
4:20 am PDT Mar 30, 2026
Forecast Valid:
4am PDT Mar 30, 2026-6pm PDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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