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.

A Few Clouds

37°F

3°C

Humidity 87%
Wind Speed NE 7 mph
Barometer 29.94 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 10 Feb 1:35 am CST
Extended Forecast for

Defiance IA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 35. North wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 46. North northwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 46 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Northwest wind around 6 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 48. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 48 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Cloudy, with a low around 32. South southeast wind 3 to 6 mph.

    Low: 32 °F

    Cloudy then
    Slight Chance
    Rain

  • Thursday

    Thursday: Partly sunny, with a high near 49. Southeast wind 5 to 9 mph.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Light east wind.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 50. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. South southeast wind 3 to 5 mph.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 35. North wind 10 to 13 mph, with gusts as high as 22 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 46. North northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 25. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Increasing clouds, with a high near 48. Calm wind becoming south southwest around 6 mph in the afternoon.
Wednesday Night
A 20 percent chance of rain after midnight. Cloudy, with a low around 32. South southeast wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 49. Southeast wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 27. Light east wind.
Friday
Sunny, with a high near 50. Calm wind becoming south southeast around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 32. South southeast wind 3 to 5 mph.
Saturday
A slight chance of rain after noon. Mostly sunny, with a high near 50. South southeast wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 31. East wind around 6 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 53. Light and variable wind becoming south southwest 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 36. South wind 5 to 9 mph, with gusts as high as 16 mph.
Washington's Birthday
Partly sunny, with a high near 58. South wind 9 to 17 mph, with gusts as high as 25 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Defiance IA
 41.83°N 95.35°W (Elev. 1293 ft)
Last Update:
12:51 am CST Feb 10, 2026
Forecast Valid:
1am CST Feb 10, 2026-6pm CST Feb 16, 2026
 
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