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

Heavy Rainfall Across South Texas and the Northeast; Thunderstorms in the Southern Appalachians and Rio Grande Valley

Widespread showers and thunderstorms producing heavy rain may bring flooding to South Texas and parts of the Northeast U.S. tonight into Friday morning. Scattered severe thunderstorms with damaging gusts and large hail are expected over parts of the southern Appalachians, and Rio Grande Valley of Texas into Friday morning. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

44°F

7°C

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

Newhalem WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 69 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50. Light south wind.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 62. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 62 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely. Mostly cloudy, with a high near 57.

    High: 57 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 47. Calm wind.
Friday
Partly sunny, with a high near 69. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 50. Light south wind.
Saturday
A 30 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 62. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 61.
Sunday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Monday
Showers likely. Mostly cloudy, with a high near 57.
Monday Night
A chance of showers. Mostly cloudy, with a low around 47.
Tuesday
A chance of showers. Partly sunny, with a high near 61.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 49.
Wednesday
A slight chance of showers. Partly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
A slight chance of showers. Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newhalem WA
 48.66°N 121.27°W (Elev. 853 ft)
Last Update:
1:33 am PDT May 9, 2025
Forecast Valid:
2am PDT May 9, 2025-6pm PDT May 15, 2025
 
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