An arctic cold front over southern Canada moved southeast into the Ohio River valley in the evening hours of January 14th. This brought bitterly cold temperatures and wind chills across portions of southeast Minnesota in the evening hours of January 14th through the morning hours of January 16th.
Every event with a place to put it; 7 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 ARX wrote it up.
An arctic cold front over southern Canada moved southeast into the Ohio River valley in the evening hours of January 14th. This brought bitterly cold temperatures and wind chills across portions of southeast Minnesota in the evening hours of January 14th through the morning hours of January 16th. Lowest wind chill values ranged from 37 degrees below zero in Houston County to 58 degrees below zero in Mower County.
The national radar mosaic for the moment the first event began.
7 extreme cold/wind chill. Local standard time, as filed.
Wind chill values dropped as low as -50F at Dodge Center and -51F at West Concord during the morning hours on January 15th.
An unofficial wind chill value of -46F was observed at Preston during the morning hours on January 15th.
An unofficial wind chill value as low as -37F was observed at Caledonia in the early morning hours on January 15th.
Lowest unofficial wind chill values ranged from -46F at Austin to -58F at Grand Meadow during the morning hours on January 15th.
A wind chill value of -52F was observed at Rochester International Airport during the morning hours on January 15th.
Lowest unofficial wind chill values ranged from -25F at Kellogg to -42F at Plainview in the morning hours on January 15th.
An unofficial wind chill value of -36F was observed at Winona in the morning hours on January 15th.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Minnesota in 2009Every state in 2009This day in weather historyWarnings in Minnesota, January 2009
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: 143523, 143525, 143529, 143531, 143532, 143533, 143535.