Hourly Weather Forecast - Grand Chain, IL

12 AM
67°F
0%
6mph
SSW
Clear
Humidity
77%
Feels like
67°F
Dew Point
60°F
1 AM
66°F
0%
6mph
SSW
Clear
Humidity
79%
Feels like
66°F
Dew Point
60°F
2 AM
65°F
0%
6mph
SSW
Clear
Humidity
81%
Feels like
65°F
Dew Point
59°F
3 AM
65°F
0%
6mph
SSW
Clear
Humidity
82%
Feels like
65°F
Dew Point
59°F
4 AM
64°F
0%
6mph
SSW
Clear
Humidity
84%
Feels like
64°F
Dew Point
59°F
5 AM
63°F
0%
7mph
SSW
Clear
Humidity
86%
Feels like
63°F
Dew Point
59°F
6 AM
63°F
0%
7mph
SSW
Mostly Clear
Humidity
89%
Feels like
63°F
Dew Point
59°F
6:57 AM
7 AM
63°F
0%
8mph
SSW
Mostly Sunny
Humidity
89%
Feels like
63°F
Dew Point
60°F
8 AM
65°F
0%
9mph
SSW
Mostly Sunny
Humidity
85%
Feels like
65°F
Dew Point
60°F
9 AM
68°F
0%
10mph
SSW
Mostly Sunny
Humidity
80%
Feels like
68°F
Dew Point
62°F
10 AM
71°F
0%
11mph
SSW
Sunny
Humidity
74%
Feels like
71°F
Dew Point
62°F
11 AM
74°F
0%
12mph
SSW
Sunny
Humidity
68%
Feels like
74°F
Dew Point
63°F
12 PM
77°F
0%
13mph
SSW
Sunny
Humidity
62%
Feels like
77°F
Dew Point
63°F
1 PM
79°F
0%
13mph
SSW
Sunny
Humidity
57%
Feels like
79°F
Dew Point
63°F
2 PM
81°F
0%
14mph
SSW
Sunny
Humidity
53%
Feels like
82°F
Dew Point
62°F
3 PM
83°F
0%
14mph
SSW
Sunny
Humidity
50%
Feels like
84°F
Dew Point
62°F
4 PM
83°F
0%
14mph
SSW
Sunny
Humidity
48%
Feels like
84°F
Dew Point
62°F
5 PM
82°F
10%
13mph
SSW
Sunny
Humidity
49%
Feels like
83°F
Dew Point
61°F
6 PM
80°F
10%
12mph
SSW
Sunny
Humidity
51%
Feels like
81°F
Dew Point
61°F
7 PM
78°F
20%
10mph
SW
Sunny
Humidity
54%
Feels like
78°F
Dew Point
60°F
7:09 PM
8 PM
74°F
30%
6mph
WSW
30% Chance Rain Showers
Humidity
58%
Feels like
74°F
Dew Point
58°F
9 PM
70°F
30%
9mph
NW
30% Chance Rain Showers
Humidity
62%
Feels like
70°F
Dew Point
56°F
10 PM
65°F
30%
14mph
N
30% Chance Rain Showers
Humidity
65%
Feels like
65°F
Dew Point
54°F
11 PM
61°F
30%
15mph
N
30% Chance Rain Showers
Humidity
66%
Feels like
61°F
Dew Point
50°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?

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