Hourly Weather Forecast - Grand Chain, IL

12 AM
19°F
0%
3mph
NE
Clear
Humidity
65%
Feels like
14°F
Dew Point
10°F
1 AM
19°F
0%
3mph
NE
Clear
Humidity
65%
Feels like
15°F
Dew Point
9°F
2 AM
19°F
0%
3mph
ENE
Clear
Humidity
65%
Feels like
19°F
Dew Point
9°F
3 AM
19°F
0%
3mph
ENE
Clear
Humidity
65%
Feels like
19°F
Dew Point
9°F
4 AM
19°F
0%
2mph
ENE
Mostly Clear
Humidity
67%
Feels like
19°F
Dew Point
10°F
5 AM
19°F
0%
2mph
ENE
Mostly Clear
Humidity
68%
Feels like
19°F
Dew Point
10°F
6 AM
20°F
0%
2mph
E
Partly Cloudy
Humidity
68%
Feels like
20°F
Dew Point
11°F
7 AM
22°F
0%
3mph
E
Partly Cloudy
Humidity
66%
Feels like
22°F
Dew Point
12°F
7:02 AM
8 AM
24°F
0%
3mph
ESE
Partly Cloudy
Humidity
64%
Feels like
20°F
Dew Point
13°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide