At a Glance

This mid-January winter storm dumped heavy snow from the mountain West to the interior Northeast.It was the heaviest snowstorm of the season, so far, at Denver International Airport.Iggy smashed a long-running one-day snow record in western Nebraska.

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Winter Storm Iggy spread its snowfall from California to New England and the interior Northeast in mid-January 2023.

I​ggy entered California Jan. 15-16 and then spread across the mountain West.

Iggy brought one of the last major bursts of snow to the Sierra in the atmospheric river seige that began after Christmas 2022. T​he storm added to existing heavy snow pack in California's Sierra Nevada. Flagstaff, Arizona, picked up nearly 3 feet of snow over four days from a combination of Iggy and another system that preceded it.

D​enver International Airport had its heaviest snowstorm of the season so far after Iggy dropped 9.2 inches of snow Jan. 17-18. A foot of snow, with waist-deep drifts and whiteout conditions were reported just east of Denver, where a stretch of Interstate 70 was closed.

I​ggy's heaviest snow east of the Rockies buried portions of Nebraska under nearly two feet of snow in central parts of the state.

Iggy delivered 13.9 inches of snow to North Platte, Nebraska, on Jan. 18, making it the . The previous record was 12.6 inches set in Nov. 15, 1909 and March 21, 1894, according to weather historian Christopher Burt.

P​arts of central Nebraska just northeast of North Platte picked up almost two feet of snow.

Iggy blanketed other parts of the Midwest and northern Great Lakes with 6 inches or more of snowfall. That includes northern Iowa, southeast South Dakota, southeast Minnesota, northern and western Wisconsin and the Upper Peninsula of Michigan.

H​eavy snow fell on Jan. 20 in northern New England as the storm pushed out into the Atlantic Canada Maritimes. Blizzard conditions were on the 21st.

Maine State Police reported that troopers were responding to dozens of slide offs as Winter Storm Iggy hit the state. Three vehicles slid off the road within 100 yards of each other in Augusta, Maine, on Friday, Jan. 20, 2023. (Maine State Police via Twitter)

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