An upper level low pressure center tracked northeast into the region. Warm air aloft and cold air at the surface combined with the low to create a significant freezing rain event over much of the region.

Ice Storm in MERCER, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Newspaper

Four weather related automobile accidents occurred over the Mercer and Auglaize county lines, one of which involving a snow plow. A social media report from Maria Stein showed that 0.15 of ice accrued in this area, while a county official west of Celina indicated that 0.1 accrued there.

Ice Storm in AUGLAIZE, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Newspaper

Four weather related automobile accidents occurred over the Mercer and Auglaize county lines, one of which involving a snow plow. Schools were initially placed on a delay, then cancelled for the day.

Ice Storm in SHELBY, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Newspaper

Tree branches across the area broke and caused numerous power outages. Numerous schools were either delayed or cancelled. The CoCoRaHS observer 5 miles southwest of Sidney measured a tenth of an inch of ice.

Ice Storm in CHAMPAIGN, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Department of Highways

The county garage in Urbana measured a quarter inch of ice and noted large branches were downed across the county.

Ice Storm in CLARK, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Public

A large tree was downed in Pitchin, where .35 of ice was measured. Another report from west of Harmony measured a quarter inch of ice.

Ice Storm in GREENE, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: CoCoRaHS

The observer northeast of Beavercreek measured a quarter inch of ice and reported large branches down. Another east of Cedarville also measured a quarter inch of ice. A tree was downed on a car in Xenia, and reports of a quarter inch of ice also came from near Beavercreek and near the Wright-Patterson Air Force Base.

Ice Storm in UNION, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Law Enforcement

U.S. Highway 33 was closed in both directions due to power lines that were downed across the road. This was 1 mile north of the Marysville airport.

Ice Storm in HARDIN, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Department of Highways

The county garage measured 0.1 of ice accumulation. This caused significant disruption to travel in the region.

Ice Storm in LOGAN, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: COOP Observer

The observer located 3 miles north of Huntsville measured a quarter inch of ice.

Ice Storm in CLERMONT, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Department of Highways

The county garage in Amelia measured a quarter inch of ice.

Ice Storm in HIGHLAND, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Law Enforcement

Trees and powerlines were reported down northeast and east of Hillsboro. Three tenths of an inch of ice was measured in town.

Ice Storm in PIKE, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: County Official

Several large branches were downed across the county.

Ice Storm in MIAMI, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Unknown

Based on surrounding observations, significant icing occurred across the county.

Ice Storm in PREBLE, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Utility Company

Based on surrounding observations, significant icing occurred across the county. Over a hundred power outages were reported and the CoCoRaHS observer north of Eaton measured two tenths of an inch of ice.

Ice Storm in MONTGOMERY, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: ASOS

The Dayton ASOS measured 0.37 of ice, and the Dayton-Wright Brothers Airport MGY measured 0.36 of ice.

Ice Storm in MADISON, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Law Enforcement

Large limbs were downed across the county.

Ice Storm in FRANKLIN, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: ASOS

The John Glenn Airport at Columbus (CMH) measures .28 of ice. Trees were damaged in various spots across the county.

Ice Storm in FAYETTE, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Law Enforcement

Trees were downed across the county.

Ice Storm in PICKAWAY, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Law Enforcement

Limbs and trees were downed across the county.

Ice Storm in BUTLER, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: ASOS

The ASOS at Hamilton (HAO) measured .3 of ice. Large branches were reported down in Fairfield, and trees were knocked down in Oxford and Trenton.

Ice Storm in HAMILTON, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Broadcast Media

Local media showed trees on powerlines in Anderson Township and a tree on a house in Newtown. The ASOS at Lunken Field (LUK) measured .16 of ice.

Ice Storm in WARREN, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: NWS Employee

An employee reported large branches down near Harveysburg. A quarter inch of ice was measured in both Clarksville and Genntown with several large branches down. The CoCoRaHS observer south of Mason measured 0.3 of ice, as did a spotter in Maineville and social media report from Landen.

Ice Storm in CLINTON, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: ASOS

The ASOS at the Wilmington Airpark measured 0.34 of ice. A NWS employee in Odgen measured two tenths of an inch. Numerous trees and large branches were downed countywide.

Ice Storm in DARKE, OHIO
From 14-NOV-18 23:00:00 to 15-NOV-18 12:00:00 (EST-5)
Reported by: Unknown

Based on surrounding observations, significant icing occurred across the county. A spotter located northwest of Bradford measured two tenths of an inch.