⚠️ Active Weather Alerts
- Hydrologic Outlook: Hydrologic Outlook issued September 30 at 3:59AM CDT by NWS Chicago IL
📍 Crystal Lake, IL
🌧
61°
Feels like 61° · Rain and Fog/Mist
💧
Humidity
100%
🌬
Wind
21 mph SSE
🌡
Dewpoint
61°
👁
Visibility
3 mi
Hourly Forecast
7-Day Forecast
🗓 Today
🌧
💧99%
67°
Thursday
⛈
💧98%
69°
Friday
🌧
💧33%
65°
Saturday
☀️
💧1%
65°
Sunday
⛅
💧4%
66°
Monday
☀️
60°
Tuesday
☀️
💧1%
62°
Air Quality
EPA AirNow52
Moderate
Air Quality Index
Primary
PM2.5
PM2.5
52
Ozone
37
Fire Risk
USFS / NWS🔥
Low
Fire Weather Index: 10
🌬
Wind Speed
9 mph
💧
Humidity
75%
Sun & UV
🌅
11:49 AM
Sunrise
6
High
UV Index
🌇
11:36 PM
Sunset
Moon Phase
🌖
Waning Gibbous
83% Illumination
Moonrise @ 9:36 AM