Current Weather
1:23 PM
55°F
Cloudy
RealFeel® 51°
Chilly
RealFeel Shade™ 49°
Chilly
RealFeel®
51°
RealFeel Shade™
49°
Max UV Index
1.4 (Low)
Wind
SE 9 mph
Wind Gusts
20 mph
Humidity
95%
Indoor Humidity
61% (Ideal Humidity)
Dew Point
54° F
Pressure
↓ 29.59 in
Cloud Cover
100%
Visibility
2 mi
Cloud Ceiling
3900 ft
Day
4/27
67°Hi
RealFeel®
64°
Pleasant
RealFeel Shade™
64°
Pleasant
Increasingly windy with rain and a thunderstorm, some heavy later; there can be ponding on roadways
Max UV Index2.0 (Low)
AccuLumen Brightness Index™1 (Dark)
WindSSE 16 mph
Wind Gusts39 mph
Probability of Precipitation100%
Probability of Thunderstorms60%
Precipitation0.59 in
Rain0.59 in
Hours of Precipitation5
Hours of Rain5
Cloud Cover99%
Night
4/27
49°Lo
RealFeel®
42°
Chilly
A couple of strong thunderstorms around this evening; mostly cloudy and windy; thunderstorms can bring hail and damaging winds
WindWSW 15 mph
Wind Gusts35 mph
Probability of Precipitation65%
Probability of Thunderstorms59%
Precipitation0.22 in
Rain0.22 in
Hours of Precipitation1
Hours of Rain1
Cloud Cover93%
Sun & Moon
13 hrs 53 mins
Rise
5:55 AM
Set
7:48 PM
Waxing Gibbous
Rise
4:00 PM
Set
4:17 AM
Temperature History
4/27High
Low
Forecast
67°
49°
Average
64°
43°
Last Year
68°
33°
Record
85°
2021
27°
2012
Current Weather Conditions in Crystal Lake
Crystal Lake, Illinois is currently Cloudy with a temperature of 55°. The current RealFeel® Temperature is 51° (Chilly) based on observed conditions including 95% humidity, 100% cloud cover, a UV index of 1, and winds of 9 mph. In shade, the RealFeel Shade™ is 49°. AccuWeather's MinuteCast® provides minute-by-minute precipitation forecasts for Crystal Lake, powered by forecasting systems and proprietary technology developed by AccuWeather meteorologists since 1962.