Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

28°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Last update 21 Feb 07:55 AM PST
Extended Forecast for

5 Miles ESE Mt Jefferson OR

Winter Weather Advisory February 21, 09:10am until February 21, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 21, 09:10am until February 21, 10:00pm

    NOW until 10:00pm Sat

    Winter Weather Advisory

  • Today

    High: 31 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly between 7pm and 10pm.  Mostly cloudy, with a low around 24. South wind 11 to 13 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Likely

  • Sunday

    Sunday: Snow.  High near 36. Southwest wind 9 to 11 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow

  • Sunday Night

    Sunday Night: Snow before 4am, then rain and snow.  Low around 34. South wind 9 to 11 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 34 °F

    Snow then
    Rain/Snow

  • Monday

    Monday: Rain, possibly mixed with snow, becoming all rain after 1pm.  Snow level 6200 feet. High near 39. Southwest wind 14 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow

  • Monday Night

    Monday Night: Rain before 7pm, then rain and snow.  Snow level 6600 feet. Low around 34. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow.  High near 35. Breezy.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow likely.  Mostly cloudy, with a low around 25. Chance of precipitation is 70%.

    Low: 25 °F

    Snow Likely

Detailed Forecast

Today
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 31. South wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow likely, mainly between 7pm and 10pm. Mostly cloudy, with a low around 24. South wind 11 to 13 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Snow. High near 36. Southwest wind 9 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow before 4am, then rain and snow. Low around 34. South wind 9 to 11 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Monday
Rain, possibly mixed with snow, becoming all rain after 1pm. Snow level 6200 feet. High near 39. Southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Rain before 7pm, then rain and snow. Snow level 6600 feet. Low around 34. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 35. Breezy. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 70%.
Wednesday
Snow likely. Mostly sunny, with a high near 34. Chance of precipitation is 60%.
Wednesday Night
A chance of snow. Mostly clear, with a low around 25.
Thursday
A chance of snow. Mostly sunny, with a high near 38. Breezy.
Thursday Night
Snow likely. Partly cloudy, with a low around 28. Breezy.
Friday
Snow likely. Mostly sunny, with a high near 38. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mt Jefferson OR
 44.67°N 121.68°W (Elev. 5771 ft)
8:31 am PST Feb 21, 2026
9am PST Feb 21, 2026-6pm PST Feb 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database