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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

53°F

12°C

Humidity 90%
Wind Speed SSW 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 29 Jun 10:25 AM PDT
Extended Forecast for

Sammamish WA

  • Today

    Today: Mostly cloudy, with a high near 70. Light south southwest wind.

    High: 70 °F

    Mostly Cloudy

  • Tonight

    Tonight: Increasing clouds, with a low around 52. Calm wind becoming south southwest 5 to 7 mph in the evening.

    Low: 52 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67. South wind 5 to 7 mph.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. South southwest wind 3 to 6 mph.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66. South wind around 6 mph.

    High: 66 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 68.

    High: 68 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Rain

  • Friday

    Friday: A slight chance of rain. Partly sunny, with a high near 73.

    High: 73 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 70. Light south southwest wind.
Tonight
Increasing clouds, with a low around 52. Calm wind becoming south southwest 5 to 7 mph in the evening.
Tuesday
Mostly cloudy, with a high near 67. South wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 51. South southwest wind 3 to 6 mph.
Wednesday
Mostly cloudy, with a high near 66. South wind around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Mostly cloudy, with a high near 68.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 52.
Friday
A slight chance of rain. Partly sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 52.
Independence Day
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sammamish WA
 47.6°N 122.03°W (Elev. 463 ft)
Last Update:
11:26 pm PDT Jun 28, 2026
Forecast Valid:
10am PDT Jun 29, 2026-6pm PDT Jul 5, 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