Hourly Weather Forecast - Crystal Lake, IL

70% Chance of Snow

60% Chance of Heavy Snow

60% Chance of Heavy Snow

40% Chance of Heavy Snow

40% Chance of Heavy Snow

40% Chance of Heavy Snow

30 % Chance of Heavy Snow

30% Chance of Heavy Snow

30% Chance of Snow

Mostly Cloudy

Mostly Cloudy

Mostly Cloudy

Mostly Cloudy

Mostly Cloudy

Mostly Cloudy

30% Chance of Snow

Mostly Clear

Mostly Clear

Mostly Clear

Clear

Clear

Clear

Clear