1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
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 local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Rapids, MI wrote its last area forecast discussion before the first event at Aug 27, 10:45 PM EST, 1 hour 43 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1145 PM EDT MON AUG 27 2001 SENT AN UPDATE TO REMOVE THE MENTION OF PRECIPITATION ACROSS THE NORTH AS THE AIRMASS HAS STABILIZED. NOT EXPECTING MUCH IN THE WAY OF PRECIPITATION UP THERE WITH THE FRONT PROGRESSING INTO SOUTHERN LOWER MI. USED A 40 POP FOR SCATTERED SHOWERS AND THUNDERSTORMS IN THE SOUTH TO COVER THE THREAT DOWN THERE UNTIL THE FRONT CAN PUSH THROUGH. CAPES STILL ON THE ORDER OF 1000 J/KG ACROSS THE SOUTH. LOWS SHOULD RANGE FROM THE UPPER 50S NORTH TO THE LOWER 60S SOUTH. UPDATE ALREADY SENT. .GRR...NONE
The Detroit radar (KDTX), 104 km away, was scanning. The volume nearest the first event began at 05:27 UTC.
1 thunderstorm wind. Local standard time, as filed.
An isolated severe thunderstorm blew down numerous trees in Spring Arbor. Several trees fell on power lines, causing scattered power outages.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Michigan in 2001Every state in 2001This day in weather historyWarnings in Michigan, August 2001
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: 5266990.