Thunderstorms developed in the mid afternoon hours along and ahead of a slow moving cold front. The thunderstorm that moved into Jackson County from St.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS GRR wrote it up.
Thunderstorms developed in the mid afternoon hours along and ahead of a slow moving cold front. The thunderstorm that moved into Jackson County from St. Joseph County became severe, producing wind gusts to 60 mph, and pea sized hail.
The national radar mosaic for the moment the first event began.
1 thunderstorm wind. Local standard time, as filed.
Thunderstorm winds knocked down several trees, and one car drove into a tree that fell on a road. Pea sized hail was reported as well.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Michigan in 1999Every state in 1999This day in weather historyWarnings in Michigan, September 1999
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5714062.