Hourly Weather Forecast - Tiffin, IA

3 AM
26°F
0%
11mph
SSW
Mostly Cloudy
Humidity
89%
Feels like
16°F
Dew Point
23°F
4 AM
26°F
0%
10mph
SW
Partly Cloudy
Humidity
89%
Feels like
16°F
Dew Point
23°F
5 AM
26°F
0%
9mph
SW
Partly Cloudy
Humidity
90%
Feels like
17°F
Dew Point
24°F
6 AM
26°F
0%
9mph
WSW
Partly Cloudy
Humidity
89%
Feels like
17°F
Dew Point
24°F
7 AM
27°F
0%
9mph
WSW
Partly Cloudy
Humidity
89%
Feels like
19°F
Dew Point
24°F
7:21 AM
8 AM
28°F
0%
8mph
WSW
Mostly Cloudy
Humidity
90%
Feels like
21°F
Dew Point
26°F
9 AM
30°F
0%
7mph
WSW
Mostly Cloudy
Humidity
88%
Feels like
23°F
Dew Point
27°F
10 AM
31°F
0%
7mph
WSW
Mostly Cloudy
Humidity
88%
Feels like
25°F
Dew Point
28°F
11 AM
33°F
0%
7mph
SW
Partly Cloudy
Humidity
90%
Feels like
26°F
Dew Point
30°F
12 PM
33°F
0%
7mph
SSW
Partly Cloudy
Humidity
91%
Feels like
27°F
Dew Point
31°F
1 PM
33°F
0%
7mph
SSW
Partly Cloudy
Humidity
93%
Feels like
27°F
Dew Point
32°F
2 PM
33°F
0%
8mph
S
Mostly Cloudy
Humidity
94%
Feels like
26°F
Dew Point
32°F
3 PM
33°F
10%
9mph
S
Mostly Cloudy
Humidity
97%
Feels like
26°F
Dew Point
32°F
4 PM
33°F
10%
10mph
S
Cloudy
Humidity
97%
Feels like
25°F
Dew Point
33°F
4:36 PM
5 PM
34°F
10%
11mph
S
Cloudy
Humidity
98%
Feels like
25°F
Dew Point
33°F
6 PM
34°F
30%
12mph
SSW
30% Chance of Light Rain
Humidity
98%
Feels like
25°F
Dew Point
34°F
7 PM
35°F
20%
14mph
SW
Mostly Cloudy
Humidity
98%
Feels like
26°F
Dew Point
34°F
8 PM
35°F
20%
15mph
SW
Foggy
Humidity
99%
Feels like
26°F
Dew Point
35°F
9 PM
35°F
20%
16mph
WSW
Foggy
Humidity
100%
Feels like
25°F
Dew Point
35°F
10 PM
35°F
10%
18mph
W
Foggy
Humidity
100%
Feels like
24°F
Dew Point
35°F
11 PM
35°F
10%
19mph
W
Foggy
Humidity
100%
Feels like
24°F
Dew Point
35°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide