Hourly Weather Forecast - Big Rock, IL

3 PM
33°F
10%
9mph
SW
Cloudy
Humidity
89%
Feels like
25°F
Dew Point
30°F
4 PM
32°F
20%
9mph
SSW
Cloudy
Humidity
95%
Feels like
24°F
Dew Point
31°F
4:23 PM
5 PM
32°F
20%
10mph
S
Cloudy
Humidity
97%
Feels like
24°F
Dew Point
31°F
6 PM
33°F
30%
11mph
S
30% Chance of Light Rain
Humidity
96%
Feels like
24°F
Dew Point
32°F
7 PM
34°F
50%
13mph
S
50% Chance of Light Rain
Humidity
93%
Feels like
25°F
Dew Point
32°F
8 PM
35°F
50%
15mph
S
50% Chance of Light Rain
Humidity
91%
Feels like
26°F
Dew Point
33°F
9 PM
37°F
60%
17mph
S
60% Chance of Light Rain
Humidity
89%
Feels like
27°F
Dew Point
34°F
10 PM
38°F
60%
19mph
SSW
60% Chance of Light Rain
Humidity
87%
Feels like
28°F
Dew Point
34°F
11 PM
38°F
40%
20mph
SW
40% Chance of Light Rain
Humidity
87%
Feels like
27°F
Dew Point
34°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 Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday'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