Hourly Weather Forecast - Decorah, IA

12 AM
38°F
10%
7mph
NW
Foggy
Humidity
100%
Feels like
33°F
Dew Point
38°F
1 AM
38°F
10%
7mph
NW
Foggy
Humidity
100%
Feels like
32°F
Dew Point
38°F
2 AM
37°F
10%
6mph
NW
Foggy
Humidity
100%
Feels like
32°F
Dew Point
37°F
3 AM
36°F
0%
6mph
NW
Foggy
Humidity
100%
Feels like
31°F
Dew Point
36°F
4 AM
36°F
0%
6mph
NW
Foggy
Humidity
100%
Feels like
31°F
Dew Point
36°F
5 AM
35°F
10%
5mph
NW
Foggy
Humidity
100%
Feels like
30°F
Dew Point
35°F
6 AM
34°F
10%
5mph
NNW
Foggy
Humidity
100%
Feels like
29°F
Dew Point
34°F
7 AM
33°F
20%
4mph
NNW
Cloudy
Humidity
98%
Feels like
29°F
Dew Point
33°F
7:38 AM
8 AM
34°F
20%
4mph
NNW
Cloudy
Humidity
96%
Feels like
30°F
Dew Point
33°F
9 AM
34°F
20%
4mph
NNW
Cloudy
Humidity
96%
Feels like
31°F
Dew Point
33°F
10 AM
35°F
20%
4mph
N
Cloudy
Humidity
92%
Feels like
32°F
Dew Point
33°F
11 AM
36°F
10%
4mph
N
Cloudy
Humidity
90%
Feels like
33°F
Dew Point
33°F
12 PM
35°F
10%
3mph
N
Cloudy
Humidity
90%
Feels like
33°F
Dew Point
33°F
1 PM
36°F
10%
3mph
NNE
Cloudy
Humidity
90%
Feels like
33°F
Dew Point
33°F
2 PM
36°F
10%
3mph
NE
Cloudy
Humidity
91%
Feels like
36°F
Dew Point
33°F
3 PM
36°F
10%
2mph
ENE
Cloudy
Humidity
92%
Feels like
36°F
Dew Point
34°F
4 PM
35°F
10%
2mph
E
Cloudy
Humidity
94%
Feels like
35°F
Dew Point
34°F
4:37 PM
5 PM
35°F
20%
2mph
E
Mostly Cloudy
Humidity
97%
Feels like
35°F
Dew Point
34°F
6 PM
34°F
20%
2mph
ESE
Foggy
Humidity
99%
Feels like
34°F
Dew Point
34°F
7 PM
34°F
40%
2mph
ESE
40% Chance of Flurries
Humidity
99%
Feels like
34°F
Dew Point
34°F
8 PM
34°F
40%
3mph
SE
40% Chance of Flurries
Humidity
99%
Feels like
34°F
Dew Point
33°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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