DENISON, IA 51442 Weather Forecast & Current Conditions

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DENISON, IA
Current Weather

5:35 PM CST JAN 20, 2026
Scattered Clouds
27°F
Feels Like: 18°F
Dewpoint: 12°F
Rel. Hum.: 49%
Visibility: 10 miles
Wind: S at 9 mph
Pressure: 30.01 inches
Last 72 hours

Local Area Snow Depth

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DENISON, IA 51442
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Snow likely this evening. Lows around 14. East winds 5 to 10 mph, becoming west with gusts up to 20 mph after midnight. Chance of snow 70 percent.
WEDNESDAY
Mostly sunny. A chance of snow in the afternoon. Windy with highs in the upper 30s. Southwest winds 15 to 20 mph with gusts up to 30 mph, increasing to west 25 to 30 mph with gusts up to 50 mph in the afternoon. Chance of snow 30 percent.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Breezy with lows around 9 above. Northwest winds 20 to 25 mph with gusts up to 40 mph, becoming west 5 to 10 mph with gusts up to 20 mph after midnight.
THURSDAY
Partly sunny. Highs in the mid 20s. Northwest winds 10 to 15 mph.
THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Colder with lows around 10 below. North winds around 10 mph with gusts up to 20 mph. Wind chill values as low as 25 below.
FRIDAY
Partly sunny. Much cooler with highs around zero. Wind chill values as low as 25 below.
FRIDAY NIGHT
Mostly cloudy. Cold with lows around 10 below.
SATURDAY
Mostly cloudy in the morning, then becoming partly sunny. A 20 percent chance of snow. Highs around 10 above. Wind chill values as low as 20 below.
SATURDAY NIGHT
Mostly cloudy. Cold with lows around 5 below.
SUNDAY
Mostly sunny. Highs 10 to 15.
SUNDAY NIGHT
Partly cloudy in the evening, then clearing. Cold with lows 5 below to zero.
MONDAY
Sunny. Highs in the lower 20s.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 10 above.

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 AM EST  1/20/2026
Tuesday
20 JAN 2026
DENISON, IA 51442 weather forecast Day 1, 12 hours 12 PM 22° 13° Mostly Cloudy 15%
RAIN/SNOW
<.05 in
0% Thunder
( 1% severe)
SSE   8 50%
High 28° DENISON, IA 51442 weather forecast Day 1, 15 hours 3 PM 27° 18° Mostly Cloudy SSE   9 44% 10°
Mostly Cloudy

Chance of Snow

DENISON, IA 51442 weather forecast Day 1, 18 hours 6 PM 24° 18° Mostly Cloudy 21%
SNOW
<.1 in
0% Thunder
( 1% severe)
SE   5 59% 13°
DENISON, IA 51442 weather forecast Day 1, 21 hours 9 PM 21° 13° Mostly Cloudy NE   6 75% 15°
Wednesday
21 JAN 2026
DENISON, IA 51442 weather forecast Day 2, 0 hours 12 AM 20° Mostly Cloudy 0%

0% Thunder
( 0% severe)
NW   10 87% 17°
Low 15° DENISON, IA 51442 weather forecast Day 2, 3 hours 3 AM 19° Mostly Cloudy WNW   9 91% 17°
High 36° DENISON, IA 51442 weather forecast Day 2, 6 hours 6 AM 17° Mostly Cloudy 2%

0% Thunder
( 0% severe)
W   6 95% 16°

Mostly Cloudy



DENISON, IA 51442 weather forecast Day 2, 9 hours 9 AM 21° Partly Cloudy WSW   12 87% 18°
DENISON, IA 51442 weather forecast Day 2, 12 hours 12 PM 32° 20° Mostly Cloudy 4%

0% Thunder
( 1% severe)
WSW   20 62% 21°
DENISON, IA 51442 weather forecast Day 2, 15 hours 3 PM 35° 23° Partly Cloudy WNW   24 50% 19°
DENISON, IA 51442 weather forecast Day 2, 18 hours 6 PM 25° 11° Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   18 62% 15°
DENISON, IA 51442 weather forecast Day 2, 21 hours 9 PM 20° Partly Cloudy NW   14 67% 12°
Thursday
22 JAN 2026
DENISON, IA 51442 weather forecast Day 3, 0 hours 12 AM 15° Partly Cloudy 0%

0% Thunder
( 0% severe)
WNW   8 78% 10°
Low 10° DENISON, IA 51442 weather forecast Day 3, 3 hours 3 AM 13° Partly Cloudy W   6 77%
High 23° DENISON, IA 51442 weather forecast Day 3, 6 hours 6 AM 11° Partly Cloudy 1%

0% Thunder
( 0% severe)
W   5 81%

Mostly Cloudy



DENISON, IA 51442 weather forecast Day 3, 9 hours 9 AM 15° Partly Cloudy W   8 74%
DENISON, IA 51442 weather forecast Day 3, 15 hours 12 PM 22° 10° Mostly Cloudy 3%

0% Thunder
( 0% severe)
WNW   13 50%
DENISON, IA 51442 weather forecast Day 3, 18 hours 3 PM 21° Mostly Cloudy NW   14 47%
DENISON, IA 51442 weather forecast Day 3, 21 hours 6 PM 14° Mostly Cloudy     NNW   10 60%

DENISON, IA extended weather forecast

Friday
23 JAN 2026
Saturday
24 JAN 2026
Sunday
25 JAN 2026
Monday
26 JAN 2026
Tuesday
27 JAN 2026
Low -11° Low -5° Low 1° Low 13° Low 16°
High 4° High 15° High 21° High 33° High 31°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
7% Snow
Overcast
21% Snow
Mostly Cloudy
11% Snow
Clear
10% Snow/Ice
Partly Cloudy
17% Ice
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