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

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

60°F

16°C

Humidity 61%
Wind Speed WNW 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 18 Oct 04:15 PM PDT
Extended Forecast for

4 Miles SSW Mossyrock WA

  • Tonight

    Tonight: Increasing clouds, with a low around 40. Calm wind.

    Low: 40 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Patchy fog before 4am, then patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Patchy frost before 9am.  Otherwise, mostly sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 41. Calm wind.

    Low: 41 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 11pm.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 40. Calm wind.
Monday
Mostly cloudy, with a high near 59. Calm wind.
Monday Night
Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Tuesday
Patchy fog before 8am. Patchy frost before 9am. Otherwise, mostly sunny, with a high near 63. Light and variable wind.
Tuesday Night
Clear, with a low around 41. Calm wind.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Partly sunny, with a high near 58.
Thursday Night
A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 38.
Friday
A slight chance of showers. Partly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A slight chance of showers. Partly sunny, with a high near 57.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 37.
Sunday
A slight chance of showers. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Mossyrock WA
 46.48°N 122.52°W (Elev. 801 ft)
11:25 am PDT Oct 18, 2026
4pm PDT Oct 18, 2026-6pm PDT Oct 25, 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