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

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

Lat: 47.68528°NLon: 122.25111°WElev: 29.0ft.

NA

58°F

14°C

Humidity 64%
Wind Speed NNE 9 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 18 Oct 02:30 PM PDT
Extended Forecast for

4 Miles NNE Sammamish WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 58. Calm wind.

    High: 58 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58. Calm wind.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Patchy fog after 1am.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of fog between 1am and 5am.  Otherwise, mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear
    then Areas
    Fog

  • Wednesday

    Wednesday: Patchy fog between 7am and 10am.  Otherwise, sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 58. Calm wind.
Tonight
Mostly cloudy, with a low around 42. Calm wind.
Monday
Mostly cloudy, with a high near 58. Calm wind.
Monday Night
Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 41. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 59. Light and variable wind.
Tuesday Night
Areas of fog between 1am and 5am. Otherwise, mostly clear, with a low around 41.
Wednesday
Patchy fog between 7am and 10am. Otherwise, sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly cloudy, with a high near 57.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 43.
Friday
A slight chance of showers. Partly sunny, with a high near 56.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 38.
Saturday
A slight chance of showers. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Sammamish WA
 47.67°N 122.02°W (Elev. 495 ft)
11:25 am PDT Oct 18, 2026
2pm PDT Oct 18, 2026-6pm PDT Oct 24, 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