Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

haze

48°F

9°C

Humidity 81%
Wind Speed NNE 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 43°F (6°C)
Visibility 1.75 mi
Last update 19 Oct 08:55 PM PDT
Extended Forecast for

18 Miles SE Mattawa WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Northwest wind 3 to 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Northwest wind around 6 mph becoming north in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. West wind around 6 mph becoming calm  in the evening.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. Light and variable wind.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. Northwest wind 3 to 5 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Northwest wind around 6 mph becoming north in the afternoon.
Tuesday Night
Partly cloudy, with a low around 39. West wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 68. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 39. Light and variable wind.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 32.
Saturday
Partly sunny, with a high near 55.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 34.
Sunday
A chance of showers. Partly sunny, with a high near 58.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SE Mattawa WA
 46.59°N 119.61°W (Elev. 600 ft)
8:57 pm PDT Oct 19, 2026
10pm PDT Oct 19, 2026-6pm PDT Oct 26, 2026
 
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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