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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

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 45. South wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain Likely

  • Tonight

    Tonight: Rain. Low around 43. South southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 46. Southwest wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 46 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 43. South southwest wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 43 °F

    Rain

  • Thursday

    Thursday: Rain. High near 46. South southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 44. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 44 °F

    Rain

  • Friday

    Friday: Rain. High near 47. Chance of precipitation is 100%.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain before 8pm, then rain, possibly mixed with snow. Some thunder is also possible. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain/Snow

  • Saturday

    Saturday: Snow likely, possibly mixed with rain, mainly before 11am. Partly sunny, with a high near 39.

    High: 39 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Rain likely. Mostly cloudy, with a high near 45. South wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 43. South southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Rain. High near 46. Southwest wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 43. South southwest wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain. High near 46. South southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Rain. Low around 44. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday
Rain. High near 47. Chance of precipitation is 100%.
Friday Night
Rain before 8pm, then rain, possibly mixed with snow. Some thunder is also possible. Mostly cloudy, with a low around 34.
Saturday
Snow likely, possibly mixed with rain, mainly before 11am. Partly sunny, with a high near 39.
Saturday Night
A chance of rain and snow before 2am, then a slight chance of snow. Partly cloudy, with a low around 28.
Sunday
A chance of rain and snow. Partly sunny, with a high near 42.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31.
Monday
A chance of rain and snow. Partly sunny, with a high near 46.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Tuesday
Rain and snow. Mostly cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newhalem WA
 48.67°N 121.23°W (Elev. 1493 ft)
Last Update:
2:26 pm PDT Mar 17, 2026
Forecast Valid:
4pm 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