Hourly Weather Forecast - Alton, IL

12 AM
11°F
10%
3mph
NW
Clear
Humidity
65%
Feels like
11°F
Dew Point
1°F
1 AM
10°F
10%
3mph
NW
Clear
Humidity
68%
Feels like
10°F
Dew Point
1°F
2 AM
9°F
10%
3mph
WNW
Clear
Humidity
70%
Feels like
9°F
Dew Point
2°F
3 AM
9°F
10%
3mph
WNW
Clear
Humidity
71%
Feels like
9°F
Dew Point
2°F
4 AM
9°F
10%
3mph
WNW
Mostly Clear
Humidity
71%
Feels like
3°F
Dew Point
2°F
5 AM
10°F
10%
3mph
W
Partly Cloudy
Humidity
70%
Feels like
4°F
Dew Point
2°F

Snow Forecast through Thursday PM

Clipper Storms Pepper the Great Lakes to New England

The Great Lakes, Appalachia, and the Northeast will see bouts of wintry weather today through the weekend.

Wednesday's Weather Outlook

Today's Weather Outlook

(Image provided by NOAA)

Polar Vortex: What Is It?

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

Safety Tips For Icy Surfaces

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide