Hourly Weather Forecast - Big Rock, IL

12 AM
23°F
10%
11mph
S
Mostly Cloudy
Humidity
71%
Feels like
12°F
Dew Point
15°F
1 AM
24°F
10%
11mph
SSW
Mostly Cloudy
Humidity
73%
Feels like
12°F
Dew Point
16°F
2 AM
24°F
10%
11mph
SSW
Mostly Cloudy
Humidity
75%
Feels like
13°F
Dew Point
17°F
3 AM
25°F
30%
11mph
SW
30% Chance of Flurries
Humidity
86%
Feels like
14°F
Dew Point
21°F
4 AM
25°F
60%
11mph
SW
60% Chance of Flurries
Humidity
85%
Feels like
14°F
Dew Point
21°F
5 AM
25°F
80%
11mph
WSW
80% Chance Frozen Mix
Humidity
85%
Feels like
14°F
Dew Point
21°F
6 AM
25°F
10%
12mph
WSW
Cloudy
Humidity
88%
Feels like
14°F
Dew Point
22°F
7 AM
24°F
20%
12mph
WSW
Mostly Cloudy
Humidity
85%
Feels like
13°F
Dew Point
20°F
7:15 AM
8 AM
24°F
20%
13mph
W
Partly Cloudy
Humidity
84%
Feels like
12°F
Dew Point
20°F
9 AM
25°F
20%
14mph
W
Partly Cloudy
Humidity
81%
Feels like
13°F
Dew Point
19°F
10 AM
26°F
20%
15mph
W
Partly Cloudy
Humidity
77%
Feels like
13°F
Dew Point
19°F
11 AM
27°F
20%
16mph
W
Mostly Cloudy
Humidity
75%
Feels like
14°F
Dew Point
20°F
12 PM
28°F
20%
17mph
W
Mostly Cloudy
Humidity
74%
Feels like
15°F
Dew Point
20°F
1 PM
28°F
20%
18mph
W
Mostly Cloudy
Humidity
71%
Feels like
16°F
Dew Point
20°F
2 PM
28°F
20%
18mph
W
Mostly Cloudy
Humidity
73%
Feels like
16°F
Dew Point
21°F
3 PM
27°F
20%
17mph
W
Cloudy
Humidity
75%
Feels like
14°F
Dew Point
20°F
4 PM
26°F
10%
17mph
W
Cloudy
Humidity
78%
Feels like
14°F
Dew Point
20°F
4:55 PM
5 PM
26°F
10%
16mph
W
Cloudy
Humidity
78%
Feels like
13°F
Dew Point
20°F
6 PM
26°F
10%
15mph
W
Cloudy
Humidity
78%
Feels like
13°F
Dew Point
20°F
7 PM
24°F
10%
15mph
W
Mostly Cloudy
Humidity
78%
Feels like
12°F
Dew Point
19°F
8 PM
23°F
10%
15mph
W
Mostly Cloudy
Humidity
76%
Feels like
10°F
Dew Point
17°F
9 PM
21°F
10%
15mph
W
Mostly Cloudy
Humidity
74%
Feels like
8°F
Dew Point
14°F
10 PM
19°F
10%
15mph
W
Mostly Cloudy
Humidity
77%
Feels like
6°F
Dew Point
13°F
11 PM
18°F
10%
14mph
WNW
Mostly Cloudy
Humidity
78%
Feels like
4°F
Dew Point
12°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

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

Safety Tips For Icy Surfaces

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