Hourly Weather Forecast - Union, IL

40% Chance of Heavy Snow

40% Chance of Flurries

40% Chance of Flurries

50% Chance of Flurries

50% Chance of Flurries

60% Chance of Heavy Snow

70% Chance of Heavy Snow

70% Chance of Heavy Snow

60% Chance of Heavy Snow

50% Chance of Flurries

30% Chance of Flurries

30% Chance Snow Showers

Windy

Windy

Windy

Windy

Windy

Mostly Cloudy

Mostly Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Mostly Clear