Winter Storm, Mackinac
- When
- January 4, 8:00 AM EST to January 5, 8:00 AM EST
- Where
- Mackinac forecast zone
LOW PRESSURE TRACKING NORTHEASTWARD ACROSS WISCONSIN ALLOWED WARM AIR TO OVERRUN A SHALLOW LAYER OF COLD AIR AT THE SURFACE. WITH 4 TO 6 INCHES OF ACCUMULATION BY EARLY EVENING.
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.
LOW PRESSURE TRACKING NORTHEASTWARD ACROSS WISCONSIN ALLOWED WARM AIR TO OVERRUN A SHALLOW LAYER OF COLD AIR AT THE SURFACE. PRECIPITATION STARTED AS SNOW ON THE MORNING OF THE 4TH...WITH 4 TO 6 INCHES OF ACCUMULATION BY EARLY EVENING. THE SNOW THEN CHANGED TO FREEZING RAIN LATER IN THE EVENING. FREEZING RAIN...OCCASIONALLY HEAVY...CONTINUED OVERNIGHT. ICE ACCUMULATED UP TO AN INCH ON EXPOSED SURFACES IN MANY AREAS BY THE TIME PRECIPITATION ENDED. THE COMBINATION OF HEAVY WET SNOW AND ICE ACCUMULATION BROUGHT DOWN MANY BRANCHES AND POWERLINES. NUMEROUS ACCIDENTS WERE REPORTED DUE TO THE ADVERSE DRIVING CONDITIONS.
1 winter storm. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Michigan in 1997Every state in 1997This day in weather historyWarnings in Michigan, January 1997
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: 5585803.