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

Concordia, Blosser Municipal Airport (KCNK)

Lat: 39.55°NLon: 97.65°WElev: 1486ft.

Fair

102°F

39°C

Humidity 27%
Wind Speed S 16 G 32 mph
Barometer 29.68 in (1002.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 8 Aug 6:55 pm CDT
Extended Forecast for

Jamestown KS

Heat Advisory August 8, 07:33pm until August 8, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory August 8, 07:33pm until August 8, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 72 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 90. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Northeast wind 5 to 10 mph.

    Low: 69 °F

    Mostly Clear
    then Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. North wind around 10 mph. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. North wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Partly sunny, with a high near 81. North wind around 5 mph. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. East wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.

    High: 85 °F

    Sunny

Detailed Forecast

Tonight
Increasing clouds, with a low around 72. South wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Saturday
Partly sunny, with a high near 90. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Northeast wind 5 to 10 mph.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. North wind around 10 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. North wind 5 to 10 mph. Chance of precipitation is 70%.
Monday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Partly sunny, with a high near 81. North wind around 5 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 63. East wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 65. South wind around 5 mph.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jamestown KS
 39.59°N 97.89°W
Last Update:
7:26 pm CDT Aug 8, 2025
Forecast Valid:
7pm 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