DENISON, IA 51442 Weather Forecast & Current Conditions

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DENISON, IA
Current Weather

11:35 PM CST JAN 18, 2026
Broken Clouds
9°F
Feels Like: -10°F
Dewpoint: 0°F
Rel. Hum.: 62%
Visibility: 10 miles
Wind: NNW at 20 mph, gusts to 28
Pressure: 30.26 inches
Last 72 hours

Local Area Snow Depth

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DENISON, IA 51442
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Mostly cloudy. A chance of flurries late this evening. Breezy, cold with lows around 1 below. Northwest winds 15 to 25 mph with gusts up to 40 mph. Wind chill values as low as 21 below.
MARTIN LUTHER KING JR DAY
Mostly sunny. Highs around 16. West winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 21 below.
MONDAY NIGHT
Partly cloudy in the evening, then clearing. Lows around 2 above. Northwest winds around 5 mph.
TUESDAY
Mostly sunny in the morning, then becoming mostly cloudy. Highs in the upper 20s. South winds 5 to 10 mph.
TUESDAY NIGHT
Mostly cloudy. A slight chance of snow in the evening. Lows around 15. Southwest winds 5 to 10 mph, becoming northwest after midnight. Chance of snow 20 percent.
WEDNESDAY
Partly sunny. Highs in the lower 30s.
WEDNESDAY NIGHT
Partly cloudy. Lows around 10 above.
THURSDAY
Mostly sunny. Highs in the upper 20s.
THURSDAY NIGHT
Mostly cloudy. Lows 5 to 10 above.
FRIDAY
Partly sunny. Highs 15 to 20.
FRIDAY NIGHT
Mostly cloudy. Cold with lows around 5 below. Wind chill values as low as 20 below.
SATURDAY
Partly sunny with a 20 percent chance of snow. Highs around 10 above. Wind chill values as low as 20 below.
SATURDAY NIGHT
Mostly cloudy with a 20 percent chance of snow. Cold with lows 5 below to 10 below zero. Wind chill values as low as 20 below.

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  1/18/2026
Monday
19 JAN 2026
DENISON, IA 51442 weather forecast Day 1, 0 hours 12 AM -11° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   20 62% -1°
Low 1° DENISON, IA 51442 weather forecast Day 1, 3 hours 3 AM -14° Partly Cloudy NW   17 65% -3°
High 15° DENISON, IA 51442 weather forecast Day 1, 6 hours 6 AM -16° Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   14 65% -6°

Partly Cloudy



DENISON, IA 51442 weather forecast Day 1, 9 hours 9 AM -14° Partly Cloudy WNW   13 61% -6°
DENISON, IA 51442 weather forecast Day 1, 12 hours 12 PM -7° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   14 50% -4°
DENISON, IA 51442 weather forecast Day 1, 15 hours 3 PM 14° Mostly Cloudy W   13 43% -2°
DENISON, IA 51442 weather forecast Day 1, 18 hours 6 PM 13° Mostly Cloudy 2%

0% Thunder
( 0% severe)
W   6 53%
DENISON, IA 51442 weather forecast Day 1, 21 hours 9 PM 11° Partly Cloudy W   2 66%
Tuesday
20 JAN 2026
DENISON, IA 51442 weather forecast Day 2, 0 hours 12 AM Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   2 77%
Low 3° DENISON, IA 51442 weather forecast Day 2, 3 hours 3 AM Partly Cloudy WNW   1 81%
High 26° DENISON, IA 51442 weather forecast Day 2, 6 hours 6 AM Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   1 81%

Mostly Cloudy



DENISON, IA 51442 weather forecast Day 2, 9 hours 9 AM 10° Partly Cloudy S   2 73%
DENISON, IA 51442 weather forecast Day 2, 12 hours 12 PM 21° 11° Mostly Cloudy 8%

0% Thunder
( 1% severe)
S   8 50%
DENISON, IA 51442 weather forecast Day 2, 15 hours 3 PM 26° 17° Mostly Cloudy S   9 46% 10°
DENISON, IA 51442 weather forecast Day 2, 18 hours 6 PM 24° 17° Mostly Cloudy 22%
SNOW
<.1 in
0% Thunder
( 1% severe)
S   6 62% 14°
DENISON, IA 51442 weather forecast Day 2, 21 hours 9 PM 23° 15° Mostly Cloudy SW   7 79% 18°

DENISON, IA extended weather forecast

Wednesday
21 JAN 2026
Thursday
22 JAN 2026
Friday
23 JAN 2026
Saturday
24 JAN 2026
Sunday
25 JAN 2026
Low 16° Low 14° Low -6° Low -7° Low 5°
High 30° High 21° High 4° High 14° High 16°
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
Mostly Cloudy
23% Snow
Partly Cloudy
10% Snow
Partly Cloudy
8% Snow
Overcast
18% Snow
Mostly Cloudy
27% Snow
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