Storms developed ahead of a cold front which moved into the region during the early morning hours of the 19th.
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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 APX wrote it up.
Storms developed ahead of a cold front which moved into the region during the early morning hours of the 19th.
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 Gaylord, MI wrote its last area forecast discussion before the first event at Jun 18, 10:08 PM EST, 2 hours 22 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GAYLORD MI 1108 PM EDT MON JUN 18 2001 SEVERAL CONCERNS FOR THE OVERNIGHT HOURS. FIRST OF WHICH IS SHOWERS/ THUNDERSTORMS DEVELOPING ALONG WARM FRONT STRETCHED OUT ACROSS CENTRAL LOWER MICHIGAN. AREA 00Z SOUNDINGS BY THEMSELVES EXHIBITING LITTLE INSTABILITY DUE TO LACK OF MOISTURE. CURRENT ACTIVITY LIKELY TIED TO UNSTABLE SURFACE BASED PARCELS BEING LIFTED UP AND OVER WARM FRONT/COOL MARINE LAYER OVER LAKE MICHIGAN...MODIFIED 00Z GRB SOUNDING FOR CONDITIONS OVER SOUTHEAST WI YIELDS CAPES NEAR 2000 J/KG. AS SURFACE INSTABILITY WANES WITH LOSS OF HEATING EXPECT CONVECTION OVER CENTRAL LOWER TO WEAKEN OVER THE NEXT COUPLE OF HOURS. DESPITE THIS... EVAPORATION IN LOW LEVEL DRY AIR MASS COMBINED WITH 50-60KT WINDS AROUND 3K FEET AGL HAS LED TO REPORTS OF STRONG WINDS ACROSS CENTRAL LOWER COUNTIES. SO WILL NEED TO KEEP AN EYE ON CURRENT ACTIVITY DESPITE ITS CURRENT APPEARANCE ON RADAR. EARLIER...STRONG PRESSURE FALL CENTER MOVING ACROSS NORTHERN LOWER LED TO ANOTHER ROUND OF WIND GUSTS ACROSS TIP OF THE MITT COUNTIES. ATTENTION THEN TURNS TO THUNDERSTORMS LINED UP FROM WESTERN UPPER MI SOUTHWEST TO SOUTHEASTERN NE...HEADING EAST/NORTHEAST. GIVEN STRONG WIND FIELDS...(50-60KT SOUTHWEST WINDS 925-500MB)...WILL NEED TO WATCH ACTIVITY AS LINE PROGRESSES EAST DURING THE EARLY MORNING HOURS. STRONGER INSTABILITY HOWEVER WILL REMAyIN TO THE WEST BUT 925-850MB THETA-E RIDGE BUILDING IN OVERNIGHT WILL HELP ALLEVIATE LACK OF INSTABILITY EVIDENT IN 00Z SOUNDINGS. PRIMARY THREAT WILL BE DAMAGING WIND GUSTS. .APX...NONE. JPB
The NCL Michigan radar (KAPX), 137 km away, was scanning. The volume nearest the first event began at 05:35 UTC.
2 thunderstorm wind. Local standard time, as filed.
Numerous reports of trees and power lines down around Eckerman, Engadine, St. Ignace and Cedarville.
Numerous reports of trees and power lines down around Rudyard, Sugar Island, Sault Ste. Marie and Paradise.
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, June 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: 5256311, 5256312.