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

Two Storms to Merge Over the Ohio Valley; Heavy Snow Forecast Midwest into Great Lakes

A storm moving across the northwest will continue mountain snow and gusty winds through Monday. Another storm over the central U.S. will bring heavy rain and thunderstorms to the Southeast states Monday. These two storms are forecast to merge over the Ohio Valley Tuesday with a band of heavy snow possible from the Midwest into the central Great Lakes. Read More >

Hazardous Weather Conditions

Current conditions at

MARBLEMOUNT (MBMW1)

Lat: 48.539444°NLon: 121.446111°WElev: 357ft.

NA

39°F

4°C

Humidity 98%
Wind Speed NA 0 MPH
Barometer 1034.54 mb
Dewpoint 38°F (3°C)
Visibility NA
Last update 23 Feb 11:12 PM PST
Extended Forecast for

Newhalem WA

Winter Storm Warning until February 24, 04:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until February 24, 04:00am

    NOW until
    4:00am Mon

    Winter Storm Warning

  • Overnight

    Overnight: Rain, possibly mixed with snow showers. Snow level 1900 feet lowering to 1500 feet. Low around 28. Wind chill values between 17 and 22. Southwest wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Rain/Snow

    Low: 28 °F

  • Monday

    Monday: Snow showers likely, mainly before 11am. Mostly cloudy, with a high near 32. Wind chill values between 18 and 25. South southwest wind 7 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Snow Showers
    Likely then
    Chance Snow
    Showers

    High: 32 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 25. South southwest wind around 5 mph becoming calm in the evening.

    Mostly Cloudy

    Low: 25 °F

  • Tuesday

    Tuesday: A slight chance of snow before 11am, then rain likely, possibly mixed with snow. Partly sunny, with a high near 39. Wind chill values between 22 and 32. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Rain/Snow
    Likely

    High: 39 °F

  • Tuesday
    Night

    Tuesday Night: Rain likely, mainly before 11pm. Cloudy, with a low around 35. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain Likely

    Low: 35 °F

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 11am. Snow level 2300 feet rising to 3100 feet in the afternoon. Mostly cloudy, with a high near 41.

    Chance Rain

    High: 41 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of rain. Snow level 2600 feet. Mostly cloudy, with a low around 36.

    Chance Rain

    Low: 36 °F

  • Thursday

    Thursday: Mostly cloudy, with a high near 43.

    Mostly Cloudy

    High: 43 °F

Detailed Forecast

Overnight
Rain, possibly mixed with snow showers. Snow level 1900 feet lowering to 1500 feet. Low around 28. Wind chill values between 17 and 22. Southwest wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Snow showers likely, mainly before 11am. Mostly cloudy, with a high near 32. Wind chill values between 18 and 25. South southwest wind 7 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
Mostly cloudy, with a low around 25. South southwest wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of snow before 11am, then rain likely, possibly mixed with snow. Partly sunny, with a high near 39. Wind chill values between 22 and 32. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 35. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain, mainly before 11am. Snow level 2300 feet rising to 3100 feet in the afternoon. Mostly cloudy, with a high near 41.
Wednesday Night
A 40 percent chance of rain. Snow level 2600 feet. Mostly cloudy, with a low around 36.
Thursday
Mostly cloudy, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
A slight chance of rain after 11am. Snow level 1600 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 49.
Friday Night
A chance of rain. Mostly cloudy, with a low around 36.
Saturday
Rain likely. Snow level 2400 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 44.
Saturday Night
Rain likely. Mostly cloudy, with a low around 35.
Sunday
A chance of rain. Mostly cloudy, with a high near 44.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Newhalem WA
 48.67°N 121.23°W (Elev. 1493 ft)
Last Update:
3:10 pm PST Feb 23, 2020
Forecast Valid:
12am PST Feb 24, 2020-6pm PST Feb 29, 2020
 
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Additional Resources

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High Temperature

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Chance of Precipitation