Hourly Weather Forecast - Sullivan, IL

12 AM
12°F
10%
13mph
WNW
Mostly Cloudy
Humidity
72%
Feels like
-3°F
Dew Point
5°F
1 AM
11°F
10%
14mph
WNW
Mostly Cloudy
Humidity
72%
Feels like
-5°F
Dew Point
4°F

Monday's Weather Outlook

Today's Weather Outlook

An active pattern comes to an end as high pressure will bring quiet weather nationally.

(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

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

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

Top Winter Hiking Destinations

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Today's National Outlook

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