Hourly Weather Forecast - Big Rock, IL

12 AM
25°F
0%
15mph
WNW
Clear
Humidity
60%
Feels like
12°F
Dew Point
13°F
1 AM
23°F
0%
15mph
WNW
Clear
Humidity
59%
Feels like
11°F
Dew Point
11°F
2 AM
22°F
0%
14mph
WNW
Clear
Humidity
56%
Feels like
10°F
Dew Point
9°F
3 AM
22°F
0%
14mph
WNW
Clear
Humidity
55%
Feels like
9°F
Dew Point
8°F
4 AM
20°F
0%
13mph
WNW
Clear
Humidity
58%
Feels like
8°F
Dew Point
8°F
5 AM
19°F
0%
12mph
WNW
Clear
Humidity
58%
Feels like
6°F
Dew Point
6°F
6 AM
17°F
0%
11mph
WNW
Clear
Humidity
60%
Feels like
5°F
Dew Point
6°F
7 AM
17°F
0%
10mph
WNW
Clear
Humidity
58%
Feels like
6°F
Dew Point
5°F
7:17 AM
8 AM
19°F
0%
9mph
WNW
Sunny
Humidity
54%
Feels like
8°F
Dew Point
5°F
9 AM
22°F
0%
9mph
WNW
Sunny
Humidity
49%
Feels like
11°F
Dew Point
5°F
10 AM
24°F
0%
9mph
WNW
Sunny
Humidity
43%
Feels like
15°F
Dew Point
5°F
11 AM
27°F
0%
8mph
WNW
Sunny
Humidity
39%
Feels like
19°F
Dew Point
6°F
12 PM
29°F
10%
8mph
WNW
Sunny
Humidity
37%
Feels like
21°F
Dew Point
6°F
1 PM
30°F
10%
8mph
WNW
Sunny
Humidity
36%
Feels like
22°F
Dew Point
6°F
2 PM
30°F
10%
7mph
W
Sunny
Humidity
37%
Feels like
23°F
Dew Point
7°F
3 PM
29°F
10%
7mph
W
Sunny
Humidity
41%
Feels like
22°F
Dew Point
8°F
4 PM
28°F
10%
6mph
W
Mostly Sunny
Humidity
46%
Feels like
21°F
Dew Point
10°F
4:26 PM
5 PM
26°F
10%
5mph
W
Mostly Clear
Humidity
51%
Feels like
20°F
Dew Point
10°F
6 PM
25°F
10%
5mph
W
Mostly Clear
Humidity
56%
Feels like
18°F
Dew Point
11°F
7 PM
24°F
10%
6mph
WSW
Mostly Clear
Humidity
56%
Feels like
17°F
Dew Point
11°F
8 PM
24°F
10%
6mph
WSW
Mostly Clear
Humidity
55%
Feels like
17°F
Dew Point
11°F
9 PM
24°F
10%
7mph
SW
Mostly Clear
Humidity
55%
Feels like
16°F
Dew Point
10°F
10 PM
24°F
0%
7mph
SSW
Partly Cloudy
Humidity
61%
Feels like
15°F
Dew Point
12°F
11 PM
23°F
0%
7mph
SSE
Mostly Cloudy
Humidity
65%
Feels like
14°F
Dew Point
13°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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