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

Hot Weather in the West; Heavy Rainfall and Flooding in the Southwest

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S, with the Pacific Northwest carrying the potential for record-breaking high temperatures. Monsoonal moisture over the Southwest U.S. may lead to heavy rainfall and instances of flash flooding through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

MANSON (MASW)

Lat: 47.91694°NLon: 120.12444°WElev: 1972.0ft.

NA

62°F

17°C

Humidity 57%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 02 Sep 04:00 AM PDT
Extended Forecast for

Chelan WA

Heat Advisory September 2, 05:05am until September 2, 11:00am
Extreme Heat Warning September 2, 11:00am until September 4, 08:00pm
Click here for hazard details and duration
...
Extreme Heat Warning
  •  
    Heat Advisory September 2, 05:05am until September 2, 11:00am

    NOW until 11:00am Tue

    Heat Advisory

  • Today

    High: 102 °F

    Haze

  • Tonight

    Tonight: Widespread haze. Mostly clear, with a low around 69. Light and variable wind.

    Low: 69 °F

    Haze

  • Wednesday

    Wednesday: Widespread haze before 3pm, then widespread haze after 5pm. Areas of smoke between 10am and 1pm. Sunny and hot, with a high near 106. Light northeast wind.

    High: 106 °F

    Haze

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. Light and variable wind becoming northwest around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 102. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 102 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

Detailed Forecast

Today
Widespread haze before noon, then widespread haze after 3pm. Areas of smoke between noon and 3pm. Sunny and hot, with a high near 102. Light and variable wind becoming southeast around 5 mph.
Tonight
Widespread haze. Mostly clear, with a low around 69. Light and variable wind.
Wednesday
Widespread haze before 3pm, then widespread haze after 5pm. Areas of smoke between 10am and 1pm. Sunny and hot, with a high near 106. Light northeast wind.
Wednesday Night
Mostly clear, with a low around 71. Light and variable wind becoming northwest around 5 mph.
Thursday
Sunny and hot, with a high near 102. Light and variable wind becoming northeast around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 69.
Friday
Mostly sunny and hot, with a high near 97.
Friday Night
Mostly cloudy, with a low around 69.
Saturday
Partly sunny, with a high near 94.
Saturday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 67.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 87.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 63.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chelan WA
 47.84°N 120.01°W (Elev. 1207 ft)
Last Update:
4:15 am PDT Sep 2, 2025
Forecast Valid:
5am PDT Sep 2, 2025-6pm PDT Sep 8, 2025
 
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