Rochester, MN (KROC AM News) - It was bitterly cold in Minnesota Wednesday morning, from Winona to Warroad.

Low temperatures were in the minus 30s in northern Minnesota and minus 20s in the southeast part of the state. That’s the coldest it’s been for some areas in more than 20 years.

The National Weather Service says the morning low at the Rochester airport was -29. That was cold but nowhere near the record low of -40 (1951). Thursday’s record may be in jeopardy. The Rochester record for Jan. 31st is -31 (1918) and the forecast calls for a low of -32.

The lowest wind chill reading at the Rochester airport through Wednesday morning was -61.  Dexter had a wind chill reading of -63 and Stewartville reported a low reading of - 62 degrees.

The Weather Service expects dangerous wind chill conditions through Thursday morning. Much warmer air is expected this weekend but colder air will return Tuesday.

News Update: Rochester Public Transit won’t resume full service until Friday.