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

Hazardous Weather Conditions

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01417°WElev: 770.0ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Issaquah WA

Dense Fog Advisory January 1, 08:05am until January 1, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory January 1, 08:05am until January 1, 10:00am

    NOW until 10:00am Thu

    Dense Fog Advisory

  • New Year's Day

    High: 48 °F

    Slight Chance
    Rain and
    Dense Fog
    then Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 10pm. Low around 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain. High near 53. South wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 45. East wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 54. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 45. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Sunday

    Sunday: Rain. High near 53. Chance of precipitation is 80%.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

New Year's Day
A 50 percent chance of rain, mainly after noon. Widespread dense fog before 10am. Otherwise, cloudy, with a high near 48. South southeast wind around 5 mph becoming calm in the morning.
Tonight
Rain, mainly after 10pm. Low around 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 53. South wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely. Mostly cloudy, with a low around 45. East wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 54. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 45. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 53. Chance of precipitation is 80%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 43.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 50.
Monday Night
A chance of rain. Mostly cloudy, with a low around 41.
Tuesday
A chance of rain. Mostly cloudy, with a high near 48.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Mostly cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Issaquah WA
 47.54°N 122.05°W (Elev. 200 ft)
Last Update:
7:01 am PST Jan 1, 2026
Forecast Valid:
8am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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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