Hourly Weather Forecast - Prophetstown, IL

7 AM
28°F
70%
11mph
WSW
70% Chance of Heavy Snow
Humidity
94%
Feels like
18°F
Dew Point
26°F
7:24 AM
8 AM
29°F
70%
11mph
W
70% Chance of Snow
Humidity
95%
Feels like
20°F
Dew Point
28°F
9 AM
31°F
10%
13mph
W
Mostly Cloudy
Humidity
95%
Feels like
21°F
Dew Point
30°F
10 AM
33°F
0%
14mph
W
Mostly Cloudy
Humidity
92%
Feels like
23°F
Dew Point
31°F
11 AM
34°F
0%
15mph
W
Mostly Cloudy
Humidity
87%
Feels like
24°F
Dew Point
31°F
12 PM
35°F
0%
16mph
W
Cloudy
Humidity
83%
Feels like
25°F
Dew Point
31°F
1 PM
36°F
10%
16mph
W
Mostly Cloudy
Humidity
81%
Feels like
26°F
Dew Point
31°F
2 PM
36°F
30%
16mph
W
30% Chance Frozen Mix
Humidity
80%
Feels like
26°F
Dew Point
30°F
3 PM
36°F
30%
15mph
W
30% Chance Frozen Mix
Humidity
79%
Feels like
27°F
Dew Point
30°F
4 PM
35°F
30%
14mph
W
30% Chance of Heavy Snow
Humidity
78%
Feels like
25°F
Dew Point
28°F
4:55 PM
5 PM
33°F
30%
14mph
W
30 % Chance of Heavy Snow
Humidity
78%
Feels like
23°F
Dew Point
26°F
6 PM
31°F
10%
14mph
WNW
Mostly Cloudy
Humidity
77%
Feels like
20°F
Dew Point
24°F
7 PM
29°F
10%
14mph
WNW
Mostly Cloudy
Humidity
75%
Feels like
18°F
Dew Point
22°F
8 PM
26°F
30%
14mph
WNW
30% Chance of Snow
Humidity
72%
Feels like
14°F
Dew Point
18°F
9 PM
24°F
10%
14mph
WNW
Mostly Cloudy
Humidity
70%
Feels like
12°F
Dew Point
16°F
10 PM
22°F
10%
14mph
WNW
Mostly Cloudy
Humidity
69%
Feels like
10°F
Dew Point
14°F
11 PM
21°F
10%
14mph
WNW
Mostly Cloudy
Humidity
68%
Feels like
8°F
Dew Point
12°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

An exiting low pressure system will produce additional light snow across Maine while a new disturbance will track across the Upper Midwest and Great Lakes.

Friday's Weather Outlook

Today's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

(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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