McHenry County UV Forecast

Moderate3.5McHenry

Moderate UV, 3.5

Moderate3.5Woodstock

Moderate UV, 3.5

Moderate3.5Harvard

Moderate UV, 3.5

Moderate3.5Crystal Lake

Moderate UV, 3.5

Moderate3.3Spring Grove

Moderate UV, 3.3

Moderate3.5Marengo

Moderate UV, 3.5