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

Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

30°F

-1°C

Humidity 61%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Last update 10 Mar 11:06 PM PDT
Extended Forecast for

4 Miles W Winthrop WA

Wind Advisory March 11, 05:00pm until March 12, 11:00am
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Snow likely, mainly before 2am. Mostly cloudy, with a low around 22. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 22 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow before 5pm, then snow, possibly mixed with rain. High near 39. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 39 °F

    Chance Snow
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow before 8pm, then rain between 8pm and 2am, then snow after 2am. Low around 27. Light southwest wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow

  • Thursday

    Thursday: Snow. High near 38. West wind 9 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 24. West wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow

  • Friday

    Friday: Snow likely before 5pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 40. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Snow likely, mainly before 2am. Mostly cloudy, with a low around 22. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow before 5pm, then snow, possibly mixed with rain. High near 39. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Rain and snow before 8pm, then rain between 8pm and 2am, then snow after 2am. Low around 27. Light southwest wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday
Snow. High near 38. West wind 9 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow. Low around 24. West wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow likely before 5pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 40. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
A chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 36.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Monday
Rain and snow likely. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Winthrop WA
 48.47°N 120.25°W (Elev. 2743 ft)
Last Update:
10:17 pm PDT Mar 10, 2026
Forecast Valid:
12am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation