Lightning Map — Minnesota

Track real-time lightning strikes and thunderstorm activity across Minnesota. With an average of 36 thunderstorm days per year, Minnesota is a moderately active state for thunderstorms.

36
Avg Storm Days/Year
5
Cities Tracked
5.7M
Population

Data sourced from NOAA GOES-19 Geostationary Lightning Mapper (GLM) and the Storm Prediction Center (SPC).

About Lightning in Minnesota

Minnesota averages 36 thunderstorm days per year, placing it above the national average of 25 days. Located at approximately 45°N latitude, Minnesota is the Land of 10,000 Lakes in the upper Midwest, where clashing Arctic and Gulf air masses produce powerful summer thunderstorms, especially along the western prairies.

In Minnesota, frontal boundaries and warm moist air from the south converge across flat terrain. Peak thunderstorm activity occurs during June through August, when conditions align for the most frequent lightning strikes. With a population of 5.7 million residents, storm awareness and lightning safety are important considerations for anyone living in or visiting Minnesota.

#26
out of 50 states
36
storm days/year
11 more than the US average

When Thunderstorms Peak in Minnesota

Thunderstorm season in Minnesota runs from June through August. Storms are typically driven by frontal systems and can develop rapidly during warm, humid afternoons. While the season is more compressed than in southern states, individual storms can be intense with frequent cloud-to-ground lightning.

Peak Season
June through August

Top Cities in Minnesota

Monitor lightning activity in these Minnesota cities

Minneapolis

MN
36 storm days/yr

St. Paul

MN
36 storm days/yr

Rochester

MN
38 storm days/yr

Bloomington

MN
36 storm days/yr

Duluth

MN
30 storm days/yr

Lightning Safety in Minnesota

Stay safe during the 36 thunderstorm days Minnesota 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 36 thunderstorm days annually in Minnesota, 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 Minnesota. Early awareness helps you make safer decisions.

Outdoor Safety

If caught outside, avoid open fields, hilltops, and isolated trees. Seek shelter in a substantial building or hard-topped vehicle.

Useful Guides for Minnesota

These pages help visitors who search for maps, nearby strikes, and alert setup

Near me How to check lightning near you in Minnesota

Use this guide when you want to know how fast nearby strikes can become a real safety problem in Minnesota.

 Map guide How to read a lightning map for Minnesota

Understand clusters, timing, and storm movement before using launch alerts in the app.

 Alerts Best ways to get lightning alerts in Minnesota

Compare app alerts, NOAA weather radio, and local warning workflows for storms in your area.
App links later

Track Lightning in Minnesota Right Now

The app links can be added after release. For now, use the Minnesota hub, city pages, and lightning guides to cover map and safety intent.

Launching Soon iOS & Android

App links go live at release. For now use the lightning maps and guides on this site.