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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

45°F

7°C

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

10 Miles NNW Newhalem WA

Flood Watch until March 20, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until March 20, 05:00pm

    NOW until 5:00pm Fri

    Flood Watch

  • This Afternoon

    High: 39 °F

    Rain

  • Tonight

    Tonight: Rain before 2am, then rain, possibly mixed with snow. Low around 35. South southwest wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow. High near 38. Wind chill values between 25 and 30. Southwest wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow. Low around 34. Wind chill values between 24 and 29. Southwest wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Friday

    Friday: Rain and snow. The rain could be heavy at times. High near 37. Southwest wind 15 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Rain/Snow

  • Friday Night

    Friday Night: Snow before 11pm, then snow showers likely after 11pm. The snow could be heavy at times. Low around 23. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 23 °F

    Heavy Snow
    then Snow
    Showers
    Likely

  • Saturday

    Saturday: Snow showers likely, mainly before 11am. Partly sunny, with a high near 31. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of snow showers. Partly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow Showers

Detailed Forecast

This Afternoon
Rain. High near 39. Southwest wind around 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain before 2am, then rain, possibly mixed with snow. Low around 35. South southwest wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday
Rain, possibly mixed with snow. High near 38. Wind chill values between 25 and 30. Southwest wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain, possibly mixed with snow. Low around 34. Wind chill values between 24 and 29. Southwest wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday
Rain and snow. The rain could be heavy at times. High near 37. Southwest wind 15 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Friday Night
Snow before 11pm, then snow showers likely after 11pm. The snow could be heavy at times. Low around 23. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Saturday
Snow showers likely, mainly before 11am. Partly sunny, with a high near 31. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 17.
Sunday
A chance of snow showers. Partly sunny, with a high near 33.
Sunday Night
A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 20.
Monday
A chance of snow showers. Mostly cloudy, with a high near 36.
Monday Night
A chance of snow. Mostly cloudy, with a low around 25.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 33.
Tuesday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 23.
Wednesday
Snow. Cloudy, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Newhalem WA
 48.8°N 121.34°W (Elev. 5302 ft)
Last Update:
8:01 am PDT Mar 18, 2026
Forecast Valid:
3pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation