Hazardous Weather Conditions
Current conditions at
Denison (KDNS)
Lat: 41.98°NLon: 95.38°WElev: 1273ft.
Fair
91°F
33°C
| Humidity | 14% |
| Wind Speed | SW 7 mph |
| Barometer | 29.66 in |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Heat Index | 87°F (31°C) |
| Last update | 21 Mar 3:55 pm CDT |
Extended Forecast for
3 Miles SW Denison IA
Red Flag Warning March 21, 04:01pm until March 21, 10:00pm
NOW until 10:00pm Sat

Red Flag Warning
This Afternoon

High: 90 °F
Sunny
Tonight
Low: 45 °F
Mostly Clear
then Partly
Cloudy and
WindySunday

High: 55 °F
Decreasing
Clouds and
WindySunday Night

Low: 30 °F
Mostly Clear
Monday

High: 56 °F
Partly Sunny
Monday Night

Low: 38 °F
Mostly Cloudy
Tuesday

High: 65 °F
Partly Sunny
Tuesday Night

Low: 44 °F
Mostly Cloudy
Detailed Forecast
This Afternoon
Sunny, with a high near 90. West southwest wind around 13 mph, with gusts as high as 18 mph.
Tonight
Increasing clouds, with a low around 45. Windy, with a south southwest wind 10 to 15 mph becoming north northeast 16 to 21 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 55. Windy, with a north wind 20 to 22 mph, with gusts as high as 36 mph.
Sunday Night
Mostly clear, with a low around 30. North wind 9 to 14 mph becoming light northeast after midnight. Winds could gust as high as 20 mph.
Monday
Partly sunny, with a high near 56. Calm wind becoming south southeast 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 68. Breezy.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 54.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
3 Miles SW Denison IA
41.98°N 95.38°W
41.98°N 95.38°W
2:31 pm CDT Mar 21, 2026
4pm CDT Mar 21, 2026-6pm CDT Mar 27, 2026



