115° Miles City. 102° Thunder Bay
That was a pretty good ridge with the ring of fire well up into the prairie provinces. Days and days of storm complexes with CGs over the boreal forests. Then we advect it around the ridge into our region.
Yeah…there’s been some studies on it.
https://www.researchgate.net/publication/277376102_Enhanced_Positive_Cloud-to-Ground_Lightning_in_Thunderstorms_Ingesting_Smoke_from_Fires