Winter Storm — Warren, Illinois

2022-12-22 to 2022-12-24 · Warren, Illinois

Event narrative

COOP observer snowfall reports ranged from 1.0 inches 4 miles northwest of Monmouth to 2.0 inches in Monmouth. Winds increased quickly behind a strong cold front with gusts of 40 to 50 MPH leading to reduced visibilities in blowing and drifting snow. Temperatures also dropped quickly with wind chills of -20 to -30. The coldest wind chills occurred on the 23rd.

Wider weather episode

A strong winter storm brought widespread snow to the region Thursday, with widespread amounts between 1 to 4 inches. Strong winds also accompanied the snow, which caused significant blowing and drifting, especially in rural areas. Many accidents were reported on Interstate 80, causing frequent backups. Even stronger winds were observed on Friday across the area, and. Wind gusts between 40-50 mph were common, creating ground blizzard conditions primarily along and north of Interstate 80.

Additionally, temperatures dropped sharply behind the arctic cold front on Thursday and continued to fall throughout the day. Single digit temperatures with wind chills between -20 and -40 degrees were common.

Source: NOAA Storm Events Database, event_id 1073170. Narrative written by the NWS forecast office that issued the report.