DENISON, IA 51442 Weather Forecast & Current Conditions

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51442 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
DENISON, IA Current Weather
5:55 AM CDT JUL 23, 2026
Overcast 57°F
Feels Like:	57°F
Dewpoint:	57°F
Rel. Hum.:	100%
Visibility:
Wind:	Calm
Pressure:	30.20 inches
Last 72 hours
Local Area Snow Depth
Iowa Current Weather
Iowa MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

51442 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	DENISON, IA 51442 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly cloudy. Highs around 80. East winds around 5 mph, becoming south.

TONIGHT
Cloudy. A chance of showers in the evening, then showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. South winds 5 to 10 mph. Chance of rain 90 percent.

FRIDAY
Cloudy. Showers likely with a slight chance of thunderstorms in the morning. Highs in the upper 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

FRIDAY NIGHT
Mostly cloudy. Humid with lows in the mid 60s. South winds 5 to 10 mph.

SATURDAY
Partly sunny in the morning, then clearing. Humid with highs in the lower 90s. Southwest winds around 5 mph. Heat index values up to 100 in the afternoon.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 70. Heat index values up to 100 early in the evening.

SUNDAY
Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 105.

SUNDAY NIGHT
Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening.

MONDAY
Sunny, hot with highs in the mid 90s.

MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 70. Heat index values up to 100 early in the evening.

TUESDAY
Mostly sunny. Highs around 90.

TUESDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 20 percent.

WEDNESDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs around 90. Chance of rain 20 percent.

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 PM EDT 7/22/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
23 JUL 2026

1 AM

62°

63°

Partly Cloudy

4%

0% Thunder
( 4% severe)

CALM

87%

58°

Low 59°

4 AM

60°

61°

Partly Cloudy

CALM

93%

58°

High 80°

7 AM

60°

61°

Mostly Cloudy

5%

0% Thunder
( 2% severe)

SE 2

96%

59°

Mostly Cloudy

10 AM

72°

72°

Partly Cloudy

S 8

64%

59°

1 PM

78°

79°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 1% severe)

S 9

48%

57°

4 PM

77°

79°

Mostly Cloudy

S 9

54%

59°

7 PM

74°

74°

Mostly Cloudy

51%
RAIN
1–2 in

0% Thunder
( 11% severe)

S 7

62%

60°

10 PM

68°

68°

Overcast

SSE 6

87%

64°

Friday
24 JUL 2026

1 AM

66°

66°

Mostly Cloudy

75%
RAIN
***

0% Thunder
( 20% severe)

SSE 7

90%

63°

Low 61°

4 AM

64°

64°

Mostly Cloudy

SSE 9

97%

63°

High 78°

7 AM

63°

62°

Overcast

41%
RAIN
>2 in

0% Thunder
( 9% severe)

SSE 10

100%

63°

Overcast

Chance of Rain

10 AM

68°

68°

Mostly Cloudy

SSE 10

90%

65°

1 PM

73°

73°

Mostly Cloudy

2%

0% Thunder
( 4% severe)

SSE 12

79%

66°

4 PM

77°

79°

Overcast

SSE 10

74%

68°

7 PM

76°

77°

Mostly Cloudy

0%

0% Thunder
( 5% severe)

SSE 9

76%

68°

10 PM

70°

70°

Mostly Cloudy

SSE 8

100%

70°


DENISON, IA extended weather forecast
Saturday 25 JUL 2026	Sunday 26 JUL 2026	Monday 27 JUL 2026	Tuesday 28 JUL 2026	Wednesday 29 JUL 2026
Low 72°	Low 73°	Low 73°	Low 68°	Low 68°
High 95°	High 99°	High 102°	High 87°	High 91°

Partly Cloudy 11% Rain	Partly Cloudy 25% Rain	Partly Cloudy 27% Rain	Clear 9% Rain	Clear 13% Rain

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