A developing storm system brought widespread light to moderate snow to all of eastern Iowa and northwest Illinois on November 10-11, 2019. Snow began on the evening of the 10th and came to an end during the afternoon hours of the 11th.
Every event with a place to put it; 5 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS DVN wrote it up.
A developing storm system brought widespread light to moderate snow to all of eastern Iowa and northwest Illinois on November 10-11, 2019. Snow began on the evening of the 10th and came to an end during the afternoon hours of the 11th. Snowfall totals ranged from up to an inch south of Interstate 80, to 2 to 4 inches north of the Interstate.
The national radar mosaic for the moment the first event began.
5 winter weather. Local standard time, as filed.
COOP Observer reports ranged from 3.0 inches in Galena to 4.5 inches, 3 miles north northeast of Stockton. A CoCoRaHS observer reported 4.7 inches in Hanover.
A COOP Observer reported 3.0 inches of snow in Mount Carroll. A CoCoRaHS Observer south of Shannon reported 4.2 inches of snow.
The COOP Observer in Rock Falls reported 4.0 inches.
The COOP Observer at the Freeport Waste Water Treatment Plant measured 4.2 inches. CoCoRaHS reports ranged from 2.1 inches near Winslow, to 5.0 inches, 2 miles northwest of Freeport. A trained spotter reported 5.5 inches, 2 miles south of McConnell.
The Official NWS Observations at the Moline-Quad Cities Airport was 3.5 inches.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2019Every state in 2019This day in weather historyWarnings in Illinois, November 2019
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 866137, 866139, 866140, 866138, 866142.