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.

Partly Cloudy

75°F

24°C

Humidity 69%
Wind Speed SW 7 G 15 mph
Barometer 29.81 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 20 Jun 4:15 am CDT
Extended Forecast for

Schleswig IA

Extreme Heat Warning June 20, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Breezy, with a south wind around 16 mph, with gusts as high as 24 mph.

    Low: 69 °F

    Slight Chance
    T-storms and
    Breezy

  • Friday

    Friday: Sunny and hot, with a high near 98. Heat index values as high as 105. Breezy, with a south wind 15 to 18 mph, with gusts as high as 31 mph.

    High: 98 °F

    Hot and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. Windy, with a south wind 18 to 21 mph, with gusts as high as 32 mph.

    Low: 77 °F

    Mostly Clear
    and Windy

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 106. Windy, with a south southwest wind 18 to 21 mph, with gusts as high as 33 mph.

    High: 99 °F

    Hot and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. Breezy, with a south wind around 18 mph, with gusts as high as 30 mph.

    Low: 76 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 96. Windy.

    High: 96 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Breezy.

    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 86. Chance of precipitation is 60%.

    High: 86 °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

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Breezy, with a south wind around 16 mph, with gusts as high as 24 mph.
Friday
Sunny and hot, with a high near 98. Heat index values as high as 105. Breezy, with a south wind 15 to 18 mph, with gusts as high as 31 mph.
Friday Night
Mostly clear, with a low around 77. Windy, with a south wind 18 to 21 mph, with gusts as high as 32 mph.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 106. Windy, with a south southwest wind 18 to 21 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 76. Breezy, with a south wind around 18 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 96. Windy.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Breezy.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 86. 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 79. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. 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.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Schleswig IA
 42.18°N 95.44°W
Last Update:
3:34 am CDT Jun 20, 2025
Forecast Valid:
4am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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