DENISON, IA 51442 Weather Forecast & Current Conditions

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DENISON, IA
Current Weather

4:55 AM CST FEB 16, 2026
Clear
39°F
Feels Like: 39°F
Dewpoint: 39°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: Calm
Pressure: 29.84 inches
Last 72 hours

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DENISON, IA 51442
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy. Highs in the mid 60s. South winds 5 to 10 mph.
TONIGHT
Mostly cloudy. Lows in the lower 40s. Southeast winds 5 to 10 mph.
TUESDAY
Mostly cloudy in the morning, then clearing. Breezy with highs in the upper 60s. South winds 15 to 25 mph with gusts up to 35 mph.
TUESDAY NIGHT
Partly cloudy with a chance of rain in the evening, then mostly clear after midnight. Lows in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
WEDNESDAY
Sunny. Highs in the upper 50s. West winds 15 to 20 mph with gusts up to 30 mph.
WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 20s.
THURSDAY
Partly sunny in the morning, then becoming mostly cloudy. A chance of rain and snow. Cooler with highs in the lower 40s. Chance of precipitation 50 percent.
THURSDAY NIGHT
A slight chance of rain in the evening. Mostly cloudy with a chance of snow. Lows around 20. Chance of precipitation 50 percent.
FRIDAY
Partly sunny. A slight chance of snow in the morning. Highs in the mid 30s. Chance of snow 20 percent.
FRIDAY NIGHT
Mostly cloudy. A slight chance of snow after midnight. Lows around 20. Chance of snow 20 percent.
SATURDAY
Partly sunny. A slight chance of snow in the morning, then a chance of snow in the afternoon. Highs in the upper 30s. Chance of snow 30 percent.
SATURDAY NIGHT
Partly cloudy. A chance of snow, mainly in the evening. Lows 10 to 15. Chance of snow 30 percent.
SUNDAY
Mostly sunny. 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  2/15/2026
Monday
16 FEB 2026
DENISON, IA 51442 weather forecast Day 1, 0 hours 12 AM 48° 42° Mostly Cloudy 1%

0% Thunder
( 0% severe)
SSW   15 83% 43°
Low 43° DENISON, IA 51442 weather forecast Day 1, 3 hours 3 AM 46° 41° Mostly Cloudy SW   12 89% 43°
High 64° DENISON, IA 51442 weather forecast Day 1, 6 hours 6 AM 44° 39° Mostly Cloudy 1%

0% Thunder
( 0% severe)
SSW   8 93% 42°

Mostly Cloudy



DENISON, IA 51442 weather forecast Day 1, 9 hours 9 AM 48° 44° Mostly Cloudy S   8 86% 44°
DENISON, IA 51442 weather forecast Day 1, 12 hours 12 PM 59° 57° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   9 57% 44°
DENISON, IA 51442 weather forecast Day 1, 15 hours 3 PM 64° 64° Partly Cloudy SSE   7 45% 42°
DENISON, IA 51442 weather forecast Day 1, 18 hours 6 PM 56° 55° Partly Cloudy 1%

0% Thunder
( 0% severe)
ESE   5 59% 42°
DENISON, IA 51442 weather forecast Day 1, 21 hours 9 PM 49° 47° Mostly Cloudy SE   5 77% 42°
Tuesday
17 FEB 2026
DENISON, IA 51442 weather forecast Day 2, 0 hours 12 AM 47° 45° Mostly Cloudy 3%

0% Thunder
( 0% severe)
SE   5 89% 44°
Low 45° DENISON, IA 51442 weather forecast Day 2, 3 hours 3 AM 46° 42° Mostly Cloudy SE   8 96% 45°
High 70° DENISON, IA 51442 weather forecast Day 2, 6 hours 6 AM 47° 42° Mostly Cloudy 9%

0% Thunder
( 0% severe)
SE   12 96% 46°

Mostly Cloudy




Breezy
DENISON, IA 51442 weather forecast Day 2, 9 hours 9 AM 52° 47° Mostly Cloudy SSE   16 93% 50°
DENISON, IA 51442 weather forecast Day 2, 12 hours 12 PM 62° 59° Partly Cloudy 6%

0% Thunder
( 1% severe)
SSE   22 65% 50°
DENISON, IA 51442 weather forecast Day 2, 15 hours 3 PM 69° 69° Partly Cloudy S   22 45% 47°
DENISON, IA 51442 weather forecast Day 2, 18 hours 6 PM 63° 61° Partly Cloudy 31%
RAIN
<.01 in
0% Thunder
( 6% severe)
S   16 48% 43°
DENISON, IA 51442 weather forecast Day 2, 21 hours 9 PM 57° 54° Mostly Cloudy SW   14 51% 39°

DENISON, IA extended weather forecast

Wednesday
18 FEB 2026
Thursday
19 FEB 2026
Friday
20 FEB 2026
Saturday
21 FEB 2026
Sunday
22 FEB 2026
Low 40° Low 26° Low 19° Low 20° Low 18°
High 60° High 43° High 34° High 36° High 28°
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
20% Rain
Mostly Cloudy
21% Rain/Snow
Mostly Cloudy
42% Snow
Partly Cloudy
14% Snow
Partly Cloudy
14% Snow
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