A very cold northwest flow over the Great Lakes produced significant lake-effect snow in the Warren County snowbelt.
Every event with a place to put it; 1 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 CTP wrote it up.
A very cold northwest flow over the Great Lakes produced significant lake-effect snow in the Warren County snowbelt.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS State College, PA wrote its last area forecast discussion before the first event at Jan 22, 2:08 AM EST, 2 hours 54 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
1 lake-effect snow. Local standard time, as filed.
Spotter reports across the northwest part of the county ranged from 4 to 8 inches.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2013Every state in 2013This day in weather historyWarnings in Pennsylvania, January 2013
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 2026-09-30. Each event’s entry at NCEI: 421938.