Hourly Weather Forecast - Denison, IA

12 AM
41°F
40%
8mph
N
40% Chance of Light Rain
Humidity
96%
Feels like
36°F
Dew Point
40°F
1 AM
39°F
40%
9mph
NNE
40% Chance of Flurries
Humidity
97%
Feels like
33°F
Dew Point
38°F
2 AM
37°F
40%
9mph
NNE
40% Chance Snow Showers
Humidity
98%
Feels like
30°F
Dew Point
36°F
3 AM
34°F
40%
10mph
NNE
40% Chance Snow Showers
Humidity
100%
Feels like
27°F
Dew Point
34°F
4 AM
32°F
30%
11mph
NNE
30% Chance Snow Showers
Humidity
100%
Feels like
23°F
Dew Point
32°F
5 AM
30°F
30%
11mph
N
30% Chance of Flurries
Humidity
100%
Feels like
21°F
Dew Point
30°F
6 AM
29°F
20%
11mph
N
Foggy
Humidity
100%
Feels like
20°F
Dew Point
29°F
7 AM
29°F
20%
12mph
N
Foggy
Humidity
100%
Feels like
19°F
Dew Point
29°F
7:49 AM
8 AM
30°F
20%
13mph
NNE
Foggy
Humidity
100%
Feels like
20°F
Dew Point
30°F
9 AM
32°F
20%
14mph
NNE
Cloudy
Humidity
93%
Feels like
22°F
Dew Point
30°F
10 AM
34°F
20%
14mph
NNE
Cloudy
Humidity
87%
Feels like
24°F
Dew Point
31°F

Rain and Snow Totals Through Monday

More Rain and Mountain Snow Across Northern California

A series of storms will impact northern California through Monday bringing locally heavy rain and mountain snow.

Weekend Weather Outlook

Weekend Weather Outlook

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide