Ice Storm — Mcdonough, Illinois

2024-12-14 · Mcdonough, Illinois

Event narrative

Trained spotters and DOT reported widespread slick conditions with a 0.2 to 0.4 of an inch of ice accumulation on the ground and elevated surfaces. Reports of branches brought down by ice were reported from Colchester through Macomb Illinois.

Wider weather episode

During the daytime on December 14th, widespread freezing rain occurred across eastern Iowa, northeast Missouri, and west central and northwest Illinois.

Some of the more notable impacts were; Numerous slick roads in and around the Cedar Rapids, IA metro area where over a half inch of flat ice was observed (CID Airport total of 0.68). Iowa City, IA saw over a quarter inch of ice accumulation. Multiple jackknifed trucks on I-80 as reported through social media. Numerous branches down across the area due to icing. These along with ice on wires caused power outages, with some counties in southeast Iowa temporarily having 30% of customers without power.

McDonough County in west central Illinois, including the Macomb area, where icing over 0.25 resulted in several large branches down due to ice.

Source: NOAA Storm Events Database, event_id 1229137. Narrative written by the NWS forecast office that issued the report.