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

A Potential East Coast Winter Storm Beginning On Friday

A potential winter storm may impact the East Coast beginning Friday through the weekend. A pair of storm systems may meet and combine off the Eastern Seaboard into a powerful low pressure system. At this time, heavy snow, gusty winds and coastal hazards are possible from North Carolina to New England with the most significant impacts in eastern New England. This forecast will continue to evolve. Read More >

Hazardous Weather Conditions

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01417°WElev: 770ft.

NA

0°C

32°F

Humidity 98%
Wind Speed NA 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 0°C (32°F)
Visibility NA
Last update 26 Jan 04:18 PM PST
Extended Forecast for

2 Miles SSE Sammamish WA

Air Stagnation Advisory until January 28, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 28, 11:00am

    NOW until
    11:00am Fri

    Air Stagnation Advisory

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 5. Northeast wind 5 to 8 km/h.

    Mostly Sunny

    High: 5 °C

  • Tonight

    Tonight: Areas of fog after 7pm. Otherwise, mostly cloudy, with a low around 0. Light northeast wind becoming east 8 to 13 km/h after midnight.

    Areas Fog

    Low: 0 °C

  • Thursday

    Thursday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 11. West wind 5 to 8 km/h becoming calm in the morning.

    Areas Fog
    then Sunny

    High: 11 °C

  • Thursday
    Night

    Thursday Night: Areas of fog after 10pm. Otherwise, partly cloudy, with a low around 1. Calm wind.

    Areas Fog

    Low: 1 °C

  • Friday

    Friday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 11. Calm wind.

    Areas Fog
    then Mostly
    Sunny

    High: 11 °C

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 2.

    Partly Cloudy

    Low: 2 °C

  • Saturday

    Saturday: A 10 percent chance of rain after 4pm. Partly sunny, with a high near 11.

    Partly Sunny
    then Slight
    Chance Rain

    High: 11 °C

  • Saturday
    Night

    Saturday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 4.

    Rain Likely

    Low: 4 °C

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 5. Northeast wind 5 to 8 km/h.
Tonight
Areas of fog after 7pm. Otherwise, mostly cloudy, with a low around 0. Light northeast wind becoming east 8 to 13 km/h after midnight.
Thursday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 11. West wind 5 to 8 km/h becoming calm in the morning.
Thursday Night
Areas of fog after 10pm. Otherwise, partly cloudy, with a low around 1. Calm wind.
Friday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 11. Calm wind.
Friday Night
Partly cloudy, with a low around 2.
Saturday
A 10 percent chance of rain after 4pm. Partly sunny, with a high near 11.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 4.
Sunday
Rain. Cloudy, with a high near 8.
Sunday Night
Showers. Cloudy, with a low around 3.
Monday
Showers likely. Mostly cloudy, with a high near 6.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 1.
Tuesday
A chance of rain and snow showers. Mostly cloudy, with a high near 6.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 2.
Wednesday
Rain likely. Mostly cloudy, with a high near 7.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles SSE Sammamish WA
 47.58°N 122.03°W (Elev. 122 m)
Last Update:
3:15 pm PST Jan 26, 2022
Forecast Valid:
4pm PST Jan 26, 2022-6pm PST Feb 2, 2022
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation