Hourly Weather Forecast - Collinsville, IL

12 AM
28°F
0%
2mph
NNE
Mostly Cloudy
Humidity
91%
Feels like
28°F
Dew Point
26°F
1 AM
28°F
0%
2mph
NNE
Mostly Cloudy
Humidity
88%
Feels like
28°F
Dew Point
25°F
2 AM
28°F
0%
2mph
NNE
Mostly Cloudy
Humidity
88%
Feels like
28°F
Dew Point
25°F
3 AM
28°F
0%
2mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
28°F
Dew Point
25°F
4 AM
27°F
0%
2mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
27°F
Dew Point
25°F
5 AM
28°F
0%
2mph
NNE
Mostly Cloudy
Humidity
87%
Feels like
28°F
Dew Point
24°F
6 AM
28°F
0%
2mph
NE
Mostly Cloudy
Humidity
86%
Feels like
28°F
Dew Point
24°F
7 AM
29°F
0%
2mph
NE
Mostly Cloudy
Humidity
83%
Feels like
29°F
Dew Point
24°F
7:18 AM
8 AM
30°F
0%
2mph
NE
Mostly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
25°F
9 AM
32°F
0%
3mph
ENE
Mostly Cloudy
Humidity
76%
Feels like
32°F
Dew Point
25°F
10 AM
34°F
0%
3mph
ENE
Mostly Cloudy
Humidity
72%
Feels like
34°F
Dew Point
26°F
11 AM
35°F
0%
3mph
ENE
Cloudy
Humidity
68%
Feels like
35°F
Dew Point
26°F
12 PM
36°F
0%
3mph
ENE
Cloudy
Humidity
66%
Feels like
33°F
Dew Point
25°F
1 PM
36°F
0%
3mph
ENE
Mostly Cloudy
Humidity
64%
Feels like
34°F
Dew Point
25°F
2 PM
36°F
0%
3mph
ENE
Mostly Cloudy
Humidity
63%
Feels like
34°F
Dew Point
25°F
3 PM
35°F
0%
3mph
ENE
Mostly Cloudy
Humidity
65%
Feels like
33°F
Dew Point
24°F
4 PM
34°F
0%
3mph
ENE
Mostly Cloudy
Humidity
66%
Feels like
31°F
Dew Point
24°F
4:50 PM
5 PM
33°F
0%
3mph
ENE
Mostly Cloudy
Humidity
68%
Feels like
33°F
Dew Point
24°F
6 PM
33°F
0%
3mph
ENE
Mostly Cloudy
Humidity
69%
Feels like
33°F
Dew Point
24°F
7 PM
33°F
0%
3mph
ENE
Cloudy
Humidity
69%
Feels like
30°F
Dew Point
24°F
8 PM
32°F
0%
4mph
ENE
Cloudy
Humidity
69%
Feels like
29°F
Dew Point
23°F
9 PM
32°F
0%
4mph
ENE
Cloudy
Humidity
69%
Feels like
29°F
Dew Point
23°F
10 PM
32°F
0%
4mph
ENE
Mostly Cloudy
Humidity
70%
Feels like
28°F
Dew Point
23°F
11 PM
31°F
0%
3mph
NE
Mostly Cloudy
Humidity
70%
Feels like
28°F
Dew Point
23°F

Rain and Snow Totals Through Friday

2026 Opens with Heavy Rain, Mountain Snow in the West

Significant rain and heavy mountain snow will continue to batter California and the rest of the West for the first few days of 2026.

Friday's Weather Outlook

Extended Weekend Weather Outlook

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

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

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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide