DENISON, IA 51442 Weather Forecast & Current Conditions

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DENISON, IA
Current Weather

7:35 AM CST FEB 23, 2026
Clear
-6°F
Feels Like: -18°F
Dewpoint: -6°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: E at 5 mph
Pressure: 30.63 inches
Last 72 hours

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DENISON, IA 51442
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Sunny. Highs in the lower 20s. Northeast winds around 5 mph, becoming south this afternoon.
TONIGHT
Partly cloudy. Not as cool with lows around 13. Temperature rising into the lower 20s after midnight. South winds 10 to 15 mph with gusts up to 25 mph.
TUESDAY
Mostly cloudy. Not as cool with highs in the mid 40s. Southwest winds 10 to 15 mph, becoming northwest in the afternoon.
TUESDAY NIGHT
Mostly cloudy in the evening, then clearing. Lows around 19. Northwest winds 5 to 10 mph.
WEDNESDAY
Mostly sunny in the morning, then mostly cloudy with a chance of snow in the afternoon. Little or no snow accumulation. Highs in the upper 30s. North winds around 5 mph, becoming southeast in the afternoon. Chance of snow 40 percent.
WEDNESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of rain in the evening. A chance of snow. Lows around 20. Chance of precipitation 50 percent.
THURSDAY
Sunny. Highs in the lower 40s.
THURSDAY NIGHT
Mostly clear. Lows in the upper 20s.
FRIDAY
Sunny. Highs in the mid 50s.
FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s.
SATURDAY
Partly sunny. Cooler with highs around 40.
SATURDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of snow after midnight. Lows around 15. Chance of snow 20 percent.
SUNDAY
Partly sunny with a 30 percent chance of snow. Highs in the lower 30s.

Visible Weather Satellite
DENISON, IA 51442
Infrared Weather Satellite
DENISON, IA 51442
NEXRAD Weather Radar
DENISON, IA 51442

DENISON, IA 3 hourly weather forecast

weather forecast created  7:00 PM EST  2/22/2026
Monday
23 FEB 2026
DENISON, IA 51442 weather forecast Day 1, 0 hours 12 AM -6° Partly Cloudy 0%

0% Thunder
( 0% severe)
N   7 77%
Low -2° DENISON, IA 51442 weather forecast Day 1, 3 hours 3 AM -7° Partly Cloudy N   3 90% -1°
High 24° DENISON, IA 51442 weather forecast Day 1, 6 hours 6 AM -1° -8° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 85% -4°

Partly Cloudy



DENISON, IA 51442 weather forecast Day 1, 9 hours 9 AM Clear   CALM 77%
DENISON, IA 51442 weather forecast Day 1, 12 hours 12 PM 15° Clear 0%

0% Thunder
( 0% severe)
S   5 60%
DENISON, IA 51442 weather forecast Day 1, 15 hours 3 PM 20° 10° Partly Cloudy S   8 55%
DENISON, IA 51442 weather forecast Day 1, 18 hours 6 PM 17° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   8 67%
DENISON, IA 51442 weather forecast Day 1, 21 hours 9 PM 17° Mostly Cloudy S   10 70% 10°
Tuesday
24 FEB 2026
DENISON, IA 51442 weather forecast Day 2, 0 hours 12 AM 20° Partly Cloudy 1%

0% Thunder
( 0% severe)
S   14 71% 13°
Low 15° DENISON, IA 51442 weather forecast Day 2, 3 hours 3 AM 22° Mostly Cloudy SSW   14 79% 17°
High 47° DENISON, IA 51442 weather forecast Day 2, 6 hours 6 AM 25° 14° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSW   12 79% 20°

Mostly Cloudy



DENISON, IA 51442 weather forecast Day 2, 9 hours 9 AM 31° 22° Mostly Cloudy SW   10 84% 27°
DENISON, IA 51442 weather forecast Day 2, 12 hours 12 PM 41° 34° Mostly Cloudy 0%

0% Thunder
( 0% severe)
W   12 67% 31°
DENISON, IA 51442 weather forecast Day 2, 15 hours 3 PM 47° 41° Mostly Cloudy WNW   13 56% 32°
DENISON, IA 51442 weather forecast Day 2, 18 hours 6 PM 40° 33° Mostly Cloudy 0%

0% Thunder
( 0% severe)
NW   10 64% 29°
DENISON, IA 51442 weather forecast Day 2, 21 hours 9 PM 32° 26° Partly Cloudy NW   6 81% 27°

DENISON, IA extended weather forecast

Wednesday
25 FEB 2026
Thursday
26 FEB 2026
Friday
27 FEB 2026
Saturday
28 FEB 2026
Sunday
1 MAR 2026
Low 19° Low 26° Low 33° Low 27° Low 15°
High 38° High 51° High 56° High 35° High 34°
DENISON, IA 51442 weather forecast Day 3 DENISON, IA 51442 weather forecast Day 4 DENISON, IA 51442 weather forecast Day 5 DENISON, IA 51442 weather forecast Day 6 DENISON, IA 51442 weather forecast Day 7
Partly Cloudy
10% Snow
Mostly Cloudy
38% Rain/Snow/Ice
Clear
7% Rain
Clear
13% Rain/Snow
Partly Cloudy
27% Snow
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