Hourly Weather Forecast - Big Rock, IL

12 AM
29°F
0%
14mph
W
Cloudy
Humidity
76%
Feels like
18°F
Dew Point
22°F
1 AM
29°F
0%
14mph
WNW
Mostly Cloudy
Humidity
79%
Feels like
18°F
Dew Point
23°F
2 AM
28°F
0%
14mph
WNW
Mostly Cloudy
Humidity
81%
Feels like
17°F
Dew Point
23°F
3 AM
28°F
0%
13mph
WNW
Cloudy
Humidity
84%
Feels like
17°F
Dew Point
24°F
4 AM
28°F
0%
13mph
WNW
Cloudy
Humidity
84%
Feels like
17°F
Dew Point
24°F
5 AM
28°F
0%
13mph
WNW
Mostly Cloudy
Humidity
83%
Feels like
17°F
Dew Point
23°F
6 AM
28°F
10%
12mph
WNW
Mostly Cloudy
Humidity
80%
Feels like
17°F
Dew Point
22°F
7 AM
29°F
20%
12mph
WNW
Cloudy
Humidity
76%
Feels like
18°F
Dew Point
22°F
7:21 AM
8 AM
30°F
20%
12mph
WNW
Cloudy
Humidity
73%
Feels like
20°F
Dew Point
22°F
9 AM
31°F
20%
12mph
NW
Cloudy
Humidity
69%
Feels like
22°F
Dew Point
22°F
10 AM
32°F
10%
12mph
NW
Cloudy
Humidity
62%
Feels like
22°F
Dew Point
20°F
11 AM
31°F
20%
13mph
NW
Cloudy
Humidity
56%
Feels like
22°F
Dew Point
18°F
12 PM
30°F
20%
13mph
WNW
Cloudy
Humidity
54%
Feels like
20°F
Dew Point
16°F
1 PM
29°F
30%
12mph
WNW
30% Chance of Flurries
Humidity
56%
Feels like
18°F
Dew Point
15°F
2 PM
27°F
40%
12mph
WNW
40% Chance of Flurries
Humidity
63%
Feels like
16°F
Dew Point
16°F
3 PM
25°F
40%
12mph
WNW
40% Chance of Flurries
Humidity
67%
Feels like
14°F
Dew Point
16°F
4 PM
23°F
50%
11mph
NW
50% Chance of Flurries
Humidity
72%
Feels like
12°F
Dew Point
15°F
4:33 PM
5 PM
22°F
50%
10mph
NW
50% Chance of Flurries
Humidity
73%
Feels like
11°F
Dew Point
15°F
6 PM
22°F
50%
9mph
NW
50% Chance of Flurries
Humidity
80%
Feels like
11°F
Dew Point
17°F
7 PM
22°F
50%
9mph
NNW
50% Chance of Flurries
Humidity
77%
Feels like
12°F
Dew Point
16°F
8 PM
21°F
40%
9mph
NNW
40% Chance of Flurries
Humidity
78%
Feels like
11°F
Dew Point
16°F
9 PM
21°F
40%
9mph
NNW
40% Chance of Flurries
Humidity
76%
Feels like
10°F
Dew Point
14°F
10 PM
20°F
30%
9mph
NNW
30% Chance Snow Showers
Humidity
76%
Feels like
9°F
Dew Point
14°F
11 PM
19°F
20%
10mph
NNW
Partly Cloudy
Humidity
75%
Feels like
8°F
Dew Point
12°F

Snow and Ice Forecast Through Monday

Heavy Snow and Icing from Midwest to New England

A winter storm will deliver snow and significant icing from the Midwest to New England.

Today's Weather Outlook

Today's Weather Outlook

Satellite image of Hurricane Melissa

2025 Year in Review: Powerful Hurricanes in the Atlantic

A frame from an automated video of a tornado and its mesocyclone that derailed multiple train cars near Enderlin, North Dakota and destroyed multiple homes on June 20, 2025. (ChrisWx via Wikimedia Commons)

2025 Year in Review: Extreme Weather - January through June

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

Hurricane Erick at its peak intensity before making landfall on Guerrero, Mexico on June 19, 2025 (NOAA/Wikimedia Commons)

2025 Year in Review: Active Tropical Season for The Pacific

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide