National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01433°WElev: 742.16ft.

NA

62°F

17°C

Humidity 74%
Wind Speed NW 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 54°F (12°C)
Visibility NA
Last update 23 Sep 05:25 PM PDT
Extended Forecast for

Covington WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 63. Calm wind.

    High: 63 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 3am, then showers likely after 4am. Low around 50. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain then
    Rain Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. High near 60. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 44. South wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. Calm wind.
Thursday
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 63. Calm wind.
Thursday Night
Rain, mainly before 3am, then showers likely after 4am. Low around 50. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, with thunderstorms also possible after 11am. High near 60. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 44. South wind 7 to 10 mph, with gusts as high as 21 mph.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 63.
Monday Night
A chance of rain. Mostly cloudy, with a low around 47.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A chance of rain. Mostly cloudy, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Covington WA
 47.36°N 122.12°W (Elev. 397 ft)
Last Update:
1:00 pm PDT Sep 23, 2026
Forecast Valid:
5pm PDT Sep 23, 2026-6pm PDT Sep 30, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation