Hourly Weather Forecast - McHenry, IL

60% Chance of Flurries

70% Chance of Flurries

70% Chance of Snow

70% Chance of Snow

70% Chance of Heavy Snow

70% Chance of Heavy Snow

60% Chance of Heavy Snow

50% Chance of Heavy Snow

40% Chance of Snow

30% Chance of Snow

30% Chance Snow Showers

Windy

Windy

Windy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Mostly Clear

Clear