Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

55°F

13°C

Humidity 71%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 09 Aug 05:06 AM PDT
Extended Forecast for

Winthrop WA

Heat Advisory August 10, 12:00pm until August 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Mostly sunny, with a high near 90. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Northwest wind around 6 mph becoming calm  after midnight.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 90. Calm wind becoming west 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 61. Northwest wind around 6 mph becoming calm after midnight.
Sunday
Sunny and hot, with a high near 97. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 64. Northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny and hot, with a high near 96.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 80.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Winthrop WA
 48.48°N 120.19°W (Elev. 1801 ft)
4:15 am PDT Aug 9, 2025
5am PDT Aug 9, 2025-6pm PDT Aug 15, 2025
 
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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