Hourly Weather Forecast - Rock Valley, IA

11 AM
20°F
0%
17mph
NW
Partly Cloudy
Humidity
91%
Feels like
6°F
Dew Point
18°F
12 PM
20°F
0%
16mph
NW
Mostly Cloudy
Humidity
90%
Feels like
6°F
Dew Point
18°F
1 PM
20°F
0%
15mph
NW
Mostly Cloudy
Humidity
89%
Feels like
5°F
Dew Point
17°F
2 PM
19°F
0%
14mph
NW
Mostly Cloudy
Humidity
89%
Feels like
5°F
Dew Point
16°F
3 PM
19°F
0%
13mph
NW
Mostly Cloudy
Humidity
88%
Feels like
6°F
Dew Point
16°F
4 PM
18°F
0%
11mph
NW
Mostly Cloudy
Humidity
88%
Feels like
6°F
Dew Point
15°F
4:49 PM
5 PM
17°F
0%
8mph
NW
Cloudy
Humidity
89%
Feels like
6°F
Dew Point
14°F
6 PM
16°F
0%
6mph
NW
Cloudy
Humidity
89%
Feels like
7°F
Dew Point
14°F
7 PM
16°F
0%
5mph
NW
Cloudy
Humidity
89%
Feels like
8°F
Dew Point
13°F
8 PM
15°F
0%
4mph
NNW
Mostly Cloudy
Humidity
88%
Feels like
9°F
Dew Point
12°F
9 PM
15°F
0%
3mph
NNW
Cloudy
Humidity
88%
Feels like
15°F
Dew Point
12°F
10 PM
15°F
0%
2mph
N
Cloudy
Humidity
87%
Feels like
15°F
Dew Point
11°F
11 PM
14°F
10%
1mph
NE
Cloudy
Humidity
86%
Feels like
14°F
Dew Point
11°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak 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