Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

Lat: 48.76292°NLon: 121.69823°WElev: 3520.0ft.

NA

26°F

-3°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Newhalem WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. East southeast wind 3 to 5 mph.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 2pm, then rain, possibly mixed with snow.  High near 38. Wind chill values between 18 and 28. Light and variable wind becoming southwest around 6 mph in the afternoon.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Slight Chance
    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow.  Low around 33. South southwest wind 6 to 9 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Rain/Snow

  • Monday

    Monday: Rain, possibly mixed with snow, becoming all rain after 11am.  High near 44. South southwest wind around 10 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    then Rain

  • Monday Night

    Monday Night: Rain.  Low around 41. South southwest wind 11 to 13 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 45. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 42. Chance of precipitation is 100%.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 45.

    High: 45 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 43.

    Low: 43 °F

    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 22. East southeast wind 3 to 5 mph.
Sunday
A chance of snow before 2pm, then rain, possibly mixed with snow. High near 38. Wind chill values between 18 and 28. Light and variable wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain and snow. Low around 33. South southwest wind 6 to 9 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday
Rain, possibly mixed with snow, becoming all rain after 11am. High near 44. South southwest wind around 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday Night
Rain. Low around 41. South southwest wind 11 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 45. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 42. Chance of precipitation is 100%.
Wednesday
Rain. Cloudy, with a high near 45.
Wednesday Night
Rain. Cloudy, with a low around 43.
Thursday
Rain. Cloudy, with a high near 46.
Thursday Night
Rain. Mostly cloudy, with a low around 44.
Friday
Rain. Mostly cloudy, with a high near 48.
Friday Night
Rain likely. Mostly cloudy, with a low around 42.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Newhalem WA
 48.67°N 121.23°W (Elev. 1493 ft)
8:01 pm PDT Mar 14, 2026
10pm PDT Mar 14, 2026-6pm PDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database