Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

30°F

-1°C

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

11 Miles SSE Newhalem WA

  • Tonight

    Tonight: A slight chance of snow before 1am, then a chance of snow after 2am.  Mostly cloudy, with a low around 21. Wind chill values between 13 and 18. South southwest wind 6 to 8 mph.  Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 21 °F

    Partly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before 11am.  Partly sunny, with a high near 32. Wind chill values between 13 and 22. West southwest wind around 9 mph.  New snow accumulation of around an inch possible.

    High: 32 °F

    Chance Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Wind chill values between 17 and 22. West southwest wind 5 to 8 mph becoming light and variable.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. Wind chill values between 17 and 27. South southeast wind 5 to 7 mph becoming west in the afternoon.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow after 11pm.  Mostly cloudy, with a low around 30. West wind 5 to 7 mph becoming southeast in the evening.  New snow accumulation of less than one inch possible.

    Low: 30 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times.  High near 35. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 35 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: Rain and snow showers, becoming all snow after 11pm. The snow could be heavy at times. Some thunder is also possible.  Low around 26. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 26 °F

    Rain/Snow
    then Heavy
    Snow

  • Wednesday

    Wednesday: Snow.  Cloudy, with a high near 32.

    High: 32 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow.  Mostly cloudy, with a low around 21.

    Low: 21 °F

    Snow

Detailed Forecast

Tonight
A slight chance of snow before 1am, then a chance of snow after 2am. Mostly cloudy, with a low around 21. Wind chill values between 13 and 18. South southwest wind 6 to 8 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 32. Wind chill values between 13 and 22. West southwest wind around 9 mph. New snow accumulation of around an inch possible.
Sunday Night
Mostly cloudy, with a low around 24. Wind chill values between 17 and 22. West southwest wind 5 to 8 mph becoming light and variable.
Monday
Mostly sunny, with a high near 39. Wind chill values between 17 and 27. South southeast wind 5 to 7 mph becoming west in the afternoon.
Monday Night
A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 30. West wind 5 to 7 mph becoming southeast in the evening. New snow accumulation of less than one inch possible.
Tuesday
Snow. The snow could be heavy at times. High near 35. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Tuesday Night
Rain and snow showers, becoming all snow after 11pm. The snow could be heavy at times. Some thunder is also possible. Low around 26. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow. Cloudy, with a high near 32.
Wednesday Night
Snow. Mostly cloudy, with a low around 21.
Thursday
Snow likely. Mostly cloudy, with a high near 32.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A chance of snow. Mostly sunny, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Newhalem WA
 48.52°N 121.19°W (Elev. 5430 ft)
2:01 pm PDT Mar 21, 2026
9pm PDT Mar 21, 2026-6pm PDT Mar 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database