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

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 >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

A Few Clouds

71°F

22°C

Humidity 94%
Wind Speed NE 6 mph
Barometer 29.82 in (1008.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 8 Aug 10:53 pm CDT
Extended Forecast for

Hazel SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. West northwest wind 3 to 8 mph.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 81. Southwest wind 6 to 11 mph.

    High: 81 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. South southwest wind 7 to 10 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. West northwest wind 6 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. West northwest wind around 7 mph becoming south after midnight.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. West southwest wind 6 to 10 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. South southwest wind around 7 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. West southwest wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. South southeast wind around 8 mph.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 61. West northwest wind 3 to 8 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 81. Southwest wind 6 to 11 mph.
Saturday Night
Mostly clear, with a low around 60. South southwest wind 7 to 10 mph.
Sunday
Mostly sunny, with a high near 78. West northwest wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 59. West northwest wind around 7 mph becoming south after midnight.
Monday
Sunny, with a high near 81. West southwest wind 6 to 10 mph.
Monday Night
Partly cloudy, with a low around 60. South southwest wind around 7 mph.
Tuesday
Sunny, with a high near 81. West southwest wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 62. South southeast wind around 8 mph.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 84.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hazel SD
 44.76°N 97.38°W (Elev. 1785 ft)
Last Update:
11:00 pm CDT Aug 8, 2025
Forecast Valid:
11pm CDT Aug 8, 2025-6pm CDT Aug 15, 2025
 
Forecast Discussion
 
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Additional Resources

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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