Don't get zapped. Our real-time lightning map updates every 5 minutes and allows you to view the number of lightning strikes per square kilometer over the past 30 minutes.
You can also scroll 3 hours into the past to get an idea of recent lightning activity.
In OpenSnow or OpenSummmit, click the "Maps" tab and select the "Lightning Density" overlay. Please note that this map overlay is only available for the United States and southern Canada.
Here is an example of the real-time lightning map off the coast of Connecticut on August 24, 2021.
View all of our high-resolution map overlays on any device by upgrading to All-Access for $29.99/year (Single) or $39.99/year (Group). The subscription includes 5-day hourly forecasts, 10-day snow forecasts, estimated conditions, and much more.
Real-Time Lightning Map → OpenSummit.com/map