Dangerous Heat and Possible Flooding This Week
Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >
Current conditions at
SEATTLE WEATHER FORECAST OFFICE (SEAW1)
Lat: 47.68528°NLon: 122.25111°WElev: 29.0ft.NA
66°F
19°C
| Humidity | 66% |
| Wind Speed | N 10 MPH |
| Barometer | 29.91 in (1012.87 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | NA |
| Last update | 15 Sep 04:30 PM PDT |
Extended Forecast for
3 Miles NW Sammamish WA
Tonight
Low: 49 °F
Mostly Clear
then Patchy
FogWednesday
High: 74 °F
Areas Fog
then SunnyWednesday Night
Low: 50 °F
Clear
Thursday
High: 76 °F
Sunny
Thursday Night
Low: 52 °F
Clear
Friday
High: 73 °F
Sunny
Friday Night
Low: 52 °F
Mostly Clear
Saturday
High: 73 °F
Mostly Sunny
Saturday Night
Low: 52 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 49. Calm wind.
Wednesday
Areas of fog before 9am. Otherwise, sunny, with a high near 74. Light and variable wind.
Wednesday Night
Clear, with a low around 50. Light north wind.
Thursday
Sunny, with a high near 76. Calm wind.
Thursday Night
Clear, with a low around 52. Calm wind.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 71.
Monday Night
A chance of rain. Partly cloudy, with a low around 53.
Tuesday
A slight chance of rain. Partly sunny, with a high near 69.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles NW Sammamish WA
47.64°N 122.08°W (Elev. 200 ft)
47.64°N 122.08°W (Elev. 200 ft)
11:26 am PDT Sep 15, 2026
5pm PDT Sep 15, 2026-6pm PDT Sep 22, 2026
Additional Resources
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