1936 - The start of a heat wave began with Ironwood topping out at 98°, Menominee had 99°, and Marquette had a high temperature of 103°.
1962 - A 63 mph wind gust occurred out of a severe thunderstorm 1.3 miles east of Negaunee in the early afternoon.
1980 - A severe thunderstorm hit the south side of Escanaba in the early morning with near 100 mph wind gusts, injured 8 people and caused heavy damage at the Delta County Airport. 25 planes and two buildings including the main terminal were damaged at the airport. Numerous homes and vehicles were damaged by falling trees and limbs and a few were damaged by hail as well. 6 mobile homes near the airport were flipped over with one home completely demolished. Thousands were left without power in Escanaba and the city manager declared a state of emergency from the severe thunderstorm. Two to four inches of rain fell in a short period of time causing flash flooding in Escanaba with streets flooded in the city. Damage at the airport and the trailer park alone was $600,000 with total damage of $2 million in the Escanaba area.
1988 - Lower Michigan is in the midst of another heat wave as the hot and dry summer of 1988 continues. Temperatures peak at 100° on the 6th at Lansing and Grand Rapids, followed by a record high of 98° on the 7th at Grand Rapids. Muskegon ties their record high for the date with a reading of 93°. Other records include Alpena with 100°, Detroit 101°, Flint 101°, National Weather Service office in Marquette 98°, and 97° at Sault Ste. Marie.
1991 - Tornadoes strike across southern Lower Michigan. A tornado damaged about 20 homes near Highland in Oakland County. More damage occurred near Okemos in Ingham County and a home and some outbuildings were damaged as a tornado moved northeast of Rockford in Kent County. A tornado also briefly touched down northwest of Plainwell in Allegan County but did no damage. A powerful derecho surged rapidly east across Lower Michigan and brought widespread wind damage and power outages. Wind gusts of 75 to 85 mph were common.
2003 - Hail 2 1/2 inches in diameter (tennis ball sized) was reported near the shore at Two Heart 9 miles east of Deer Park in the late afternoon out of a severe thunderstorm.
2010 - This was the hottest day during a five day heat wave from July 4th-July 8th. High temperatures climbed into the lower 90s across most areas, producing heat indices in the mid-90s to around 100°. Little relief occurred during the overnight hours as lows hovered at or above 70 degrees. Two heat related fatalities were reported. Muskegon sets a daily record for the warmest minimum temperature with reading of 72°.
2012 - The temperature reached 100° in Detroit for the second time in four days. This was the first time that Detroit had reached 100 twice in one year since 1988. Grand Rapids observes a new daily record of 99°. Overnight minimum temperatures set records with Grand Rapids only dipping to 78°, Muskegon 74°, Lansing 75°, and Flint 74°.