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

56°F

13°C

Humidity 73%
Wind Speed ENE 5 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 19 Oct 11:30 AM PDT
Extended Forecast for

4 Miles NNE Sammamish WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 60. Calm wind.

    High: 60 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 11am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 61. Calm wind.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of fog between 1am and 5am.  Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear
    then Areas
    Fog

  • Wednesday

    Wednesday: Patchy fog between 7am and 10am.  Otherwise, sunny, with a high near 65. Calm wind.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Friday

    Friday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 60. Calm wind.
Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 61. Calm wind.
Tuesday Night
Areas of fog between 1am and 5am. Otherwise, mostly clear, with a low around 42. Calm wind.
Wednesday
Patchy fog between 7am and 10am. Otherwise, sunny, with a high near 65. Calm wind.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Partly sunny, with a high near 58.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 40.
Saturday
A slight chance of rain. Partly sunny, with a high near 53.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Partly sunny, 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)
11:26 am PDT Oct 19, 2026
12pm PDT Oct 19, 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