Hourly Weather Forecast - Grand Chain, IL

12 AM
62°F
30%
6mph
S
30% Chance Rain Showers
Humidity
74%
Feels like
62°F
Dew Point
53°F
1 AM
61°F
30%
6mph
S
30% Chance Rain Showers
Humidity
74%
Feels like
61°F
Dew Point
53°F
2 AM
61°F
30%
7mph
SSW
30% Chance Rain Showers
Humidity
75%
Feels like
61°F
Dew Point
53°F
3 AM
61°F
20%
7mph
SSW
Clear
Humidity
77%
Feels like
61°F
Dew Point
53°F
4 AM
61°F
20%
7mph
SSW
Clear
Humidity
78%
Feels like
61°F
Dew Point
54°F
5 AM
60°F
20%
8mph
SSW
Clear
Humidity
80%
Feels like
60°F
Dew Point
54°F
6 AM
60°F
10%
8mph
SSW
Clear
Humidity
82%
Feels like
60°F
Dew Point
54°F
6:51 AM
7 AM
60°F
10%
8mph
SSW
Sunny
Humidity
82%
Feels like
60°F
Dew Point
55°F
8 AM
63°F
10%
9mph
SW
Sunny
Humidity
79%
Feels like
63°F
Dew Point
56°F
9 AM
66°F
10%
10mph
SW
Mostly Sunny
Humidity
73%
Feels like
66°F
Dew Point
58°F
10 AM
70°F
10%
11mph
SW
Mostly Sunny
Humidity
68%
Feels like
70°F
Dew Point
59°F
11 AM
74°F
10%
12mph
SW
Mostly Sunny
Humidity
62%
Feels like
74°F
Dew Point
60°F
12 PM
77°F
10%
12mph
SW
Sunny
Humidity
56%
Feels like
77°F
Dew Point
60°F
1 PM
80°F
10%
12mph
SW
Mostly Sunny
Humidity
51%
Feels like
81°F
Dew Point
61°F
2 PM
82°F
10%
13mph
SW
Partly Cloudy
Humidity
48%
Feels like
83°F
Dew Point
60°F
3 PM
83°F
10%
13mph
SW
Mostly Cloudy
Humidity
46%
Feels like
83°F
Dew Point
60°F
4 PM
83°F
10%
13mph
SW
Cloudy
Humidity
46%
Feels like
83°F
Dew Point
60°F
5 PM
81°F
10%
11mph
SW
Cloudy
Humidity
49%
Feels like
82°F
Dew Point
61°F
6 PM
79°F
30%
9mph
SW
30% Chance Rain Showers
Humidity
55%
Feels like
79°F
Dew Point
61°F
7 PM
76°F
30%
6mph
SW
30% Chance Rain Showers
Humidity
59%
Feels like
76°F
Dew Point
61°F
7:13 PM
8 PM
74°F
30%
5mph
SW
30% Chance Rain Showers
Humidity
62%
Feels like
74°F
Dew Point
60°F
9 PM
71°F
30%
5mph
SW
30% Chance Rain Showers
Humidity
64%
Feels like
71°F
Dew Point
58°F
10 PM
69°F
30%
5mph
SW
30% Chance Rain Showers
Humidity
65%
Feels like
69°F
Dew Point
57°F
11 PM
67°F
30%
5mph
WSW
30% Chance Rain Showers
Humidity
66%
Feels like
67°F
Dew Point
55°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide