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Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

43°F

6°C

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

6 Miles WNW Newhalem WA

Flood Watch March 18, 01:00pm until March 20, 05:00pm
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: Rain likely. Mostly cloudy, with a high near 39. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Rain Likely

  • Tonight

    Tonight: Rain. Low around 37. Southwest wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 37 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 39. Southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 39 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 37. South southwest wind 9 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 37 °F

    Rain

  • Thursday

    Thursday: Rain, possibly mixed with snow, becoming all rain after 11am. High near 39. Southwest wind 11 to 13 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow
    then Rain

  • Thursday Night

    Thursday Night: Rain. Low around 37. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 37 °F

    Rain

  • Friday

    Friday: Rain before 8am, then rain, possibly mixed with snow. The rain could be heavy at times. High near 40. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow. Some thunder is also possible. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Rain/Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. Partly sunny, with a high near 32.

    High: 32 °F

    Snow Likely

Detailed Forecast

This Afternoon
Rain likely. Mostly cloudy, with a high near 39. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Low around 37. Southwest wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Rain. High near 39. Southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain. Low around 37. South southwest wind 9 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain, possibly mixed with snow, becoming all rain after 11am. High near 39. Southwest wind 11 to 13 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday Night
Rain. Low around 37. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday
Rain before 8am, then rain, possibly mixed with snow. The rain could be heavy at times. High near 40. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday Night
Rain and snow. Some thunder is also possible. Mostly cloudy, with a low around 26.
Saturday
Snow likely, mainly before 11am. Partly sunny, with a high near 32.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 22.
Sunday
A chance of rain and snow. Partly sunny, with a high near 35.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 24.
Monday
A chance of rain and snow. Partly sunny, with a high near 39.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 27.
Tuesday
Snow. Mostly cloudy, with a high near 35.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Newhalem WA
 48.72°N 121.35°W (Elev. 2887 ft)
Last Update:
2:26 pm PDT Mar 17, 2026
Forecast Valid:
3pm PDT Mar 17, 2026-6pm PDT Mar 24, 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