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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

51°F

11°C

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

6 Miles NNW Marblemount WA

  • Overnight

    Overnight: Partly cloudy, with a low around 43. Light west southwest wind.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 58. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. West southwest wind 5 to 9 mph becoming calm.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Rain between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 51. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 51 °F

    Showers

  • Saturday Night

    Saturday Night: Rain, mainly before 11pm. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain then
    Slight Chance
    Rain

  • Sunday

    Sunday: A slight chance of rain before 11am. Mostly sunny, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 43. Light west southwest wind.
Thursday
Sunny, with a high near 58. Calm wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 45. West southwest wind 5 to 9 mph becoming calm.
Friday
Sunny, with a high near 66. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 50. Southwest wind 5 to 9 mph becoming calm after midnight.
Saturday
Rain between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 51. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain, mainly before 11pm. Low around 40. Chance of precipitation is 80%.
Sunday
A slight chance of rain before 11am. Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Marblemount WA
 48.62°N 121.48°W (Elev. 3999 ft)
Last Update:
11:26 pm PDT Jul 29, 2026
Forecast Valid:
2am PDT Jul 30, 2026-6pm PDT Aug 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation