Location-based lightning monitoring

Know when lightning is getting close.

Choose a location and a warning distance. We monitor recent lightning activity and can email you when lightning enters your warning zone or appears to be moving towards it.

Latitude51.50740 Longitude-0.12780 Warning radius20 km

2 · Set the distance

Warning radius20 km

We analyse qualifying lightning within this zone and broader activity up to three times this distance, subject to provider coverage.

3 · Choose where to alert you Email address

We’ll send one confirmation link. No account or password is needed.

We store only your email, selected point, radius, and alert history needed to run the service. Your secure email link lets you change, pause, or permanently delete the alert.

An extra signal, never the only one

Lightning detection and short-term movement estimates can be incomplete, delayed, or wrong. Do not rely on this service as a sole safety mechanism. Follow official weather warnings, your site procedures, and established lightning safety advice.