DENISON, IA 51442 Weather Forecast & Current Conditions
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  51442 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

DENISON, IA
Current Weather
1:10 PM CDT JUN 25, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 54°F
Rel. Hum.: 48%
Visibility:
Wind: ENE at 6 mph
Pressure: 30.03 inches
Last 72 hours

Local Area Snow Depth

Iowa Current Weather

Iowa MOS Forecast Weather


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(Automated weather data from NWS/FAA)
  51442 WEATHER FORECAST
10-Day model forecast maps
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DENISON, IA 51442
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Mostly clear. Lows in the upper 70s. South winds 10 to 15 mph with gusts up to 30 mph.
MONDAY
Sunny, breezy, hot with highs in the mid 90s. South winds 15 to 25 mph with gusts up to 35 mph. Heat index values up to 108 in the afternoon.
MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers. Breezy with lows in the mid 70s. South winds 20 to 25 mph with gusts up to 35 mph, diminishing to 10 to 15 mph after midnight. Chance of rain 50 percent. Heat index values up to 107 early in the evening.
TUESDAY
Mostly sunny. A chance of showers and thunderstorms in the morning. Humid with highs in the mid 90s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.
TUESDAY NIGHT
Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent. Heat index values up to 100 early in the evening.
WEDNESDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent.
WEDNESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.
THURSDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent.
THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 70s. Chance of rain 50 percent.
FRIDAY
Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 105.
FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 40 percent. Heat index values up to 105 early in the evening.
INDEPENDENCE DAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 100.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers. Lows around 70. Chance of rain 50 percent. Heat index values up to 100 early in the evening.

  51442 WEATHER SATELLITE LOOPS
Visible Weather Satellite
DENISON, IA 51442
Infrared Weather Satellite
DENISON, IA 51442
  51442 WEATHER RADAR LOOP
NEXRAD Weather Radar
DENISON, IA 51442
 MOS COMPUTER WEATHER FORECAST

DENISON, IA 3 hourly weather forecast
weather forecast created  8:00 AM EDT  6/28/2026
Sunday
28 JUN 2026		 DENISON, IA 51442 weather forecast Day 1, 12 hours 1 PM 88° 96° Partly Cloudy 1%

 0% Thunder
( 7% severe)		 S   21 61% 73°
High 94° DENISON, IA 51442 weather forecast Day 1, 15 hours 4 PM 93° 103° Clear S   21 54% 74°
Partly Cloudy




Breezy		 DENISON, IA 51442 weather forecast Day 1, 18 hours 7 PM 93° 105° Clear 1%

 0% Thunder
( 10% severe)		 S   18 56% 75°
DENISON, IA 51442 weather forecast Day 1, 21 hours 10 PM 86° 97° Partly Cloudy S   17 75% 77°
Monday
29 JUN 2026		 DENISON, IA 51442 weather forecast Day 2, 0 hours 1 AM 83° 90° Partly Cloudy 2%

 0% Thunder
( 13% severe)		 S   16 77% 75°
Low 79° DENISON, IA 51442 weather forecast Day 2, 3 hours 4 AM 81° 86° Partly Cloudy S   16 77% 73°
High 96° DENISON, IA 51442 weather forecast Day 2, 6 hours 7 AM 79° 82° Clear 2%

 0% Thunder
( 12% severe)		 S   17 74% 70°

Clear




Windy		 DENISON, IA 51442 weather forecast Day 2, 9 hours 10 AM 86° 94° Clear S   21 68% 74°
DENISON, IA 51442 weather forecast Day 2, 12 hours 1 PM 93° 102° Clear 7%

 0% Thunder
( 10% severe)		 S   23 52% 73°
DENISON, IA 51442 weather forecast Day 2, 15 hours 4 PM 96° 106° Clear S   24 48% 73°
DENISON, IA 51442 weather forecast Day 2, 18 hours 7 PM 94° 104° Partly Cloudy 53%
RAIN
***		 0% Thunder
( 32% severe)		 S   21 51% 73°
DENISON, IA 51442 weather forecast Day 2, 21 hours 10 PM 85° 93° Mostly Cloudy SSW   18 70% 74°
Tuesday
30 JUN 2026		 DENISON, IA 51442 weather forecast Day 3, 0 hours 1 AM 79° 82° Mostly Cloudy 27%
RAIN
.01–.1 in		 0% Thunder
( 29% severe)		 S   13 77% 71°
Low 76° DENISON, IA 51442 weather forecast Day 3, 3 hours 4 AM 77° 79° Mostly Cloudy S   13 82% 71°
High 94° DENISON, IA 51442 weather forecast Day 3, 6 hours 7 AM 76° 77° Mostly Cloudy 7%

 0% Thunder
( 22% severe)		 S   14 82% 70°

Partly Cloudy




Breezy		 DENISON, IA 51442 weather forecast Day 3, 9 hours 10 AM 84° 90° Partly Cloudy S   17 70% 73°
DENISON, IA 51442 weather forecast Day 3, 15 hours 1 PM 90° 96° Partly Cloudy 2%

 0% Thunder
( 14% severe)		 SSW   18 54% 71°
DENISON, IA 51442 weather forecast Day 3, 18 hours 4 PM 93° 99° Partly Cloudy SSW   17 47% 70°
DENISON, IA 51442 weather forecast Day 3, 21 hours 7 PM 92° 99° Partly Cloudy     S   15 51% 71°

DENISON, IA extended weather forecast
Wednesday
1 JUL 2026		 Thursday
2 JUL 2026		 Friday
3 JUL 2026		 Saturday
4 JUL 2026		 Sunday
5 JUL 2026
Low 75° Low 76° Low 74° Low 73° Low 69°
High 93° High 87° High 93° High 90° High 89°
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
Overcast
22% Rain		 Partly Cloudy
29% Rain		 Partly Cloudy
26% Rain		 Partly Cloudy
21% Rain		 Partly Cloudy
27% Rain
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