Lightning Map — Illinois
Track real-time lightning strikes and thunderstorm activity across Illinois. With an average of 40 thunderstorm days per year, Illinois is a moderately active state for thunderstorms.
Top Cities in Illinois
Monitor lightning activity in these Illinois cities
Lightning Safety in Illinois
Stay safe during the 40 thunderstorm days Illinois averages each year
Follow the 30-30 Rule
If the time between seeing lightning and hearing thunder is 30 seconds or less, seek shelter. Stay indoors for 30 minutes after the last thunderclap.
Stay Indoors During Storms
With 40 thunderstorm days annually in Illinois, having a plan for when storms strike is essential. Avoid windows and stay away from plumbing.
Monitor Lightning Activity
Use Lightning Tracker to get real-time alerts when storms approach your area in Illinois. Early warning can save lives.
Outdoor Safety
If caught outside, avoid open fields, hilltops, and isolated trees. Seek shelter in a substantial building or hard-topped vehicle.
Track Lightning in Illinois in Real Time
Download Lightning Tracker to get instant alerts when storms approach your location in Illinois.