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

Canby Airfield (KCNB)

Lat: 44.73°NLon: 96.27°WElev: 1194ft.

Overcast

85°F

29°C

Humidity 75%
Wind Speed Calm
Barometer 29.70 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 8 Aug 3:55 pm CDT
Extended Forecast for

Gary SD

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Partly sunny, with a steady temperature around 79. Light south southwest wind. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before midnight. Cloudy, then becoming partly cloudy toward daybreak, with a low around 66. Light west northwest wind becoming northwest 5 to 10 mph in the evening. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 82. Southwest wind 7 to 9 mph.

    High: 82 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. South southwest wind 7 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. West northwest wind around 9 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Northwest wind around 7 mph becoming southwest after midnight.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. West southwest wind around 8 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. South southwest wind 6 to 8 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 83. West wind around 8 mph.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a steady temperature around 79. Light south southwest wind. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly before midnight. Cloudy, then becoming partly cloudy toward daybreak, with a low around 66. Light west northwest wind becoming northwest 5 to 10 mph in the evening. Chance of precipitation is 50%.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 82. Southwest wind 7 to 9 mph.
Saturday Night
Mostly clear, with a low around 63. South southwest wind 7 to 10 mph.
Sunday
Mostly sunny, with a high near 81. West northwest wind around 9 mph.
Sunday Night
Mostly clear, with a low around 61. Northwest wind around 7 mph becoming southwest after midnight.
Monday
Sunny, with a high near 82. West southwest wind around 8 mph.
Monday Night
Partly cloudy, with a low around 63. South southwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 83. West wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gary SD
 44.79°N 96.45°W (Elev. 1450 ft)
Last Update:
5:16 pm CDT Aug 8, 2025
Forecast Valid:
5pm CDT Aug 8, 2025-6pm CDT Aug 15, 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