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

Chehalis-Centralia Airport (KCLS)

Lat: 46.677°NLon: 122.9827°WElev: 177.0ft.

Mostly Cloudy

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Oct 09:55 PM PDT
Extended Forecast for

3 Miles SSW Rochester WA

  • Tonight

    Tonight: Areas of fog after 3am.  Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Cloudy then
    Areas Fog

  • Monday

    Monday: Areas of fog before 11am.  Otherwise, cloudy, with a high near 61. Calm wind.

    High: 61 °F

    Areas Fog
    then Cloudy

  • Monday Night

    Monday Night: Patchy fog after 2am.  Otherwise, cloudy, then gradually becoming partly 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, sunny, with a high near 62. Northeast wind 3 to 8 mph.

    High: 62 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 37. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Clear

  • Wednesday

    Wednesday: Patchy fog before 10am. Patchy frost before 8am.  Otherwise, sunny, with a high near 66.

    High: 66 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 11am.  Partly sunny, with a high near 59.

    High: 59 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers.  Partly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Areas of fog after 3am. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Monday
Areas of fog before 11am. Otherwise, cloudy, with a high near 61. Calm wind.
Monday Night
Patchy fog after 2am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 38. Calm wind.
Tuesday
Patchy fog before 8am. Patchy frost before 9am. Otherwise, sunny, with a high near 62. Northeast wind 3 to 8 mph.
Tuesday Night
Clear, with a low around 37. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 10am. Patchy frost before 8am. Otherwise, sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
A slight chance of showers after 11am. Partly sunny, with a high near 59.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 60.
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 slight chance of showers. Mostly cloudy, with a low around 36.
Sunday
A slight chance of showers. Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Rochester WA
 46.79°N 123.11°W (Elev. 331 ft)
11:25 am PDT Oct 18, 2026
10pm PDT Oct 18, 2026-6pm PDT Oct 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database