A significant late season winter storm brought a mix of high winds, heavy rain, sleet and freezing rain.  The highest wind gusts occurred on the 14th and heavy sleet and freezing rain developed during the early morning hours of the 15th through the early to mid afternoon hours of the 15th.
Numerous accidents and slide-offs were reported across the region, including on I-94 during the early afternoon hours of the 15th. Michigan State Police requested weather conditions for an investigation into a serious head on accident on M-21 that shut the road down in both directions. Medical support from AeroMed was requested from Grand Rapids but denied due to hazardous weather conditions. Road conditions were poor in the morning into the afternoon with sleet-packed roads and ice coated roads where freezing rain was prevalent.
Total ice accumulations ranged from around a tenth of an inch to about half an inch. Total sleet accumulations reached 1 to 2 inches in some areas. Numerous flights were either delayed or cancelled.  A total of 450,000 customers were impacted by power outages across Michigan, with 110,000 Consumers Energy Customers being impacted.  Power was restored to the majority of Consumers Power customers by the evening hours of the 15th.

Winter Storm in JACKSON, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A quarter to four tenths of an inch of freezing rain was reported.  The combination of freezing rain and strong winds caused power outages.

Winter Storm in BARRY, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A quarter to a half an inch of freezing rain was reported along with heavy sleet at times.  The combination of freezing rain, heavy sleet and strong winds caused power outages.

Winter Storm in MASON, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported.  Two inches of sleet was reported in McBride.

Winter Storm in LAKE, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in OSCEOLA, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in CLARE, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in OCEANA, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in NEWAYGO, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in MECOSTA, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in ISABELLA, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in MUSKEGON, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in IONIA, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in CLINTON, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in MONTCALM, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in GRATIOT, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in OTTAWA, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in KENT, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An inch to two inches of sleet was reported. The combination of heavy sleet and strong winds caused power outages.

Winter Storm in ALLEGAN, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A quarter to a half an inch of freezing rain was reported along with heavy sleet at times.  The combination of freezing rain, heavy sleet and strong winds caused power outages.

Winter Storm in EATON, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A quarter to a half an inch of freezing rain was reported along with heavy sleet at times.  The combination of freezing rain, heavy sleet and strong winds caused power outages.

Winter Storm in CALHOUN, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A quarter to four tenths of an inch of freezing rain was reported.  The combination of freezing rain and strong winds caused power outages.

Winter Storm in INGHAM, MICHIGAN
From 14-APR-18 12:00:00 to 15-APR-18 16:00:00 (EST-5)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A quarter to a half an inch of freezing rain was reported along with heavy sleet at times.  The combination of freezing rain, heavy sleet and strong winds caused power outages.