Weather - Crystal Lake, IL

Tonight
Patchy Frost
L 36
Patchy frost after 3am. Otherwise, mostly clear, with a low around 36. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Friday
Morning Frost
H 63
Patchy frost before 7am. Otherwise, sunny, with a high near 63. North wind around 5 mph becoming east in the afternoon.
Friday Night
Partly Cloudy
L 41
Partly cloudy, with a low around 41. East wind around 5 mph becoming calm after midnight.
Saturday
Slight Chc Showers
H 63
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 63. Light east wind becoming southeast 5 to 10 mph in the morning.
Saturday Night
Mostly Cloudy
L 47
Mostly cloudy, with a low around 47. East wind 5 to 10 mph.
Sunday
Slight Chc Thunderstorms
H 66
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 66.
Sunday Night
Slight Chc Thunderstorms
L 50
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Memorial Day
Slight Chc Thunderstorms
H 69
A slight chance of showers and thunderstorms. Partly sunny, with a high near 69.
Monday Night
Slight Chc Thunderstorms
L 55
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Tuesday
Slight Chc Thunderstorms
H 77
A slight chance of showers and thunderstorms. Partly sunny, with a high near 77.
Tuesday Night
Chance Thunderstorms
L 63
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Wednesday
Chance Thunderstorms
H 80
A chance of showers and thunderstorms. Partly sunny, with a high near 80.
Wednesday Night
Partly Cloudy
L 65
Partly cloudy, with a low around 65.
Thursday
Partly Sunny
H 85
Partly sunny, with a high near 85.