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

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

93°F

34°C

Humidity 53%
Wind Speed S 15 mph
Barometer 29.71 in
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index103°F (39°C)
Last update 20 Jun 1:15 pm CDT
Extended Forecast for

Buck Grove IA

Extreme Heat Warning until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until June 22, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • This Afternoon

    High: 98 °F

    Hot and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 76. Windy, with a south wind 20 to 24 mph, with gusts as high as 34 mph.

    Low: 76 °F

    Mostly Clear
    and Windy

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 105. Windy, with a south southwest wind 22 to 24 mph, with gusts as high as 36 mph.

    High: 99 °F

    Hot and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Windy, with a south wind 20 to 22 mph, with gusts as high as 30 mph.

    Low: 75 °F

    Mostly Clear
    and Windy

  • Sunday

    Sunday: Sunny, with a high near 95. Windy, with a south wind 21 to 24 mph, with gusts as high as 33 mph.

    High: 95 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Breezy. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 98. Heat index values as high as 106. Windy, with a south wind 20 to 22 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 76. Windy, with a south wind 20 to 24 mph, with gusts as high as 34 mph.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 105. Windy, with a south southwest wind 22 to 24 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 75. Windy, with a south wind 20 to 22 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 95. Windy, with a south wind 21 to 24 mph, with gusts as high as 33 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Breezy. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.
Monday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buck Grove IA
 41.92°N 95.38°W
Last Update:
11:59 am CDT Jun 20, 2025
Forecast Valid:
1pm CDT Jun 20, 2025-6pm CDT Jun 26, 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