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

Great Bend, Great Bend Municipal Airport (KGBD)

Lat: 38.35°NLon: 98.87°WElev: 1886ft.

Fair and Breezy

101°F

38°C

Humidity 30%
Wind Speed S 24 G 33 mph
Barometer 29.73 in (1004.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 8 Aug 2:56 pm CDT
Extended Forecast for

Bison KS

Heat Advisory until August 8, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 8, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 107 °F

    Hot

  • Tonight

    Tonight: Increasing clouds, with a low around 71. South wind 11 to 16 mph becoming north northwest after midnight.

    Low: 71 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 94. North northeast wind 10 to 13 mph.

    High: 94 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. Northeast wind 8 to 11 mph.

    Low: 67 °F

    Mostly Clear
    then Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 89. North northeast wind 7 to 13 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of thunderstorms before 7am. Mostly sunny, with a high near 86. Chance of precipitation is 10%.

    High: 86 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 107. South wind around 18 mph.
Tonight
Increasing clouds, with a low around 71. South wind 11 to 16 mph becoming north northwest after midnight.
Saturday
Mostly sunny, with a high near 94. North northeast wind 10 to 13 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. Northeast wind 8 to 11 mph.
Sunday
A slight chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 89. North northeast wind 7 to 13 mph. Chance of precipitation is 40%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A slight chance of thunderstorms before 7am. Mostly sunny, with a high near 86. Chance of precipitation is 10%.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny, with a high near 97.
Thursday Night
Mostly clear, with a low around 70.
Friday
Sunny, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bison KS
 38.52°N 99.2°W (Elev. 2031 ft)
Last Update:
1:15 pm CDT Aug 8, 2025
Forecast Valid:
3pm 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