Hourly Weather Forecast - Mendon, IL

1 AM
16°F
0%
9mph
NW
Mostly Clear
Humidity
70%
Feels like
5°F
Dew Point
8°F
2 AM
16°F
0%
9mph
WNW
Mostly Clear
Humidity
72%
Feels like
5°F
Dew Point
9°F
3 AM
16°F
0%
9mph
WNW
Mostly Clear
Humidity
73%
Feels like
5°F
Dew Point
9°F
4 AM
16°F
0%
8mph
WNW
Mostly Clear
Humidity
75%
Feels like
6°F
Dew Point
9°F
5 AM
16°F
0%
7mph
WNW
Mostly Clear
Humidity
76%
Feels like
6°F
Dew Point
9°F
6 AM
15°F
0%
6mph
W
Mostly Clear
Humidity
76%
Feels like
6°F
Dew Point
9°F
7 AM
16°F
0%
6mph
W
Clear
Humidity
76%
Feels like
7°F
Dew Point
10°F
7:26 AM
8 AM
17°F
0%
7mph
WSW
Sunny
Humidity
75%
Feels like
7°F
Dew Point
10°F
9 AM
18°F
0%
8mph
WSW
Mostly Sunny
Humidity
72%
Feels like
8°F
Dew Point
11°F
10 AM
21°F
0%
9mph
WSW
Partly Cloudy
Humidity
67%
Feels like
11°F
Dew Point
11°F
11 AM
24°F
10%
9mph
SW
Mostly Cloudy
Humidity
61%
Feels like
14°F
Dew Point
12°F
12 PM
26°F
0%
10mph
SW
Mostly Cloudy
Humidity
56%
Feels like
17°F
Dew Point
13°F
1 PM
29°F
0%
11mph
SW
Mostly Cloudy
Humidity
53%
Feels like
19°F
Dew Point
14°F
2 PM
31°F
0%
12mph
SW
Mostly Cloudy
Humidity
51%
Feels like
22°F
Dew Point
15°F
3 PM
33°F
0%
12mph
WSW
Partly Cloudy
Humidity
50%
Feels like
23°F
Dew Point
16°F
4 PM
32°F
0%
11mph
WSW
Partly Cloudy
Humidity
53%
Feels like
23°F
Dew Point
17°F
4:48 PM
5 PM
31°F
0%
10mph
WSW
Partly Cloudy
Humidity
57%
Feels like
23°F
Dew Point
18°F
6 PM
30°F
0%
10mph
WSW
Partly Cloudy
Humidity
61%
Feels like
21°F
Dew Point
18°F
7 PM
30°F
0%
10mph
WSW
Partly Cloudy
Humidity
63%
Feels like
21°F
Dew Point
19°F
8 PM
29°F
0%
10mph
WSW
Partly Cloudy
Humidity
65%
Feels like
20°F
Dew Point
19°F
9 PM
29°F
0%
11mph
W
Partly Cloudy
Humidity
66%
Feels like
20°F
Dew Point
19°F
10 PM
29°F
0%
10mph
W
Partly Cloudy
Humidity
69%
Feels like
20°F
Dew Point
20°F
11 PM
29°F
0%
10mph
W
Mostly Clear
Humidity
71%
Feels like
20°F
Dew Point
21°F

Snow and Ice Forecast Through Tuesday Morning

Storm and Lake Effect Prolong Midwestern, New England Snow

A winter storm and the lake effect will prolong snow from the Midwest to New England.

Tuesday's Weather Outlook

Tuesday'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

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide