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and remained through the 14th and into the mid morning hours of the 15th. Across northeast South Dakota and west central Minnesota, wind chills were as low as 60 degrees below zero by the morning of the 15th. Many vehicles did not start because of the extreme cold and several schools had delayed starts. The Arctic high pressure area settled in on the morning of the 15th bringing the coldest temperatures to the region in many years. The combination of a fresh and deep snow pack, clear skies, and light winds allowed temperatures to fall to record levels at many locations on the 15th. Daytime highs remained well below zero across the area. This was one of the coldest days that most areas experienced since the early 1970s. The records were broken by 1 to as much as 7 degrees. Some of the record lows included, -30 degrees at Kennebec; -31 degrees at Sisseton; -32 degrees at Milbank; -33 degrees at Mobridge; -35 degrees at Andover and near Summit; -38 degrees at Eureka; -39 degrees 8 miles north of Columbia and Castlewood; -42 degrees at Aberdeen; and -47 degrees at Pollock. Some near record low temperatures included, -24 degrees at Pierre; -29 degrees at Redfield and Victor; -32 degrees at Roscoe; and -34 degrees at Watertown. In Aberdeen, the low temperature of -42 degrees tied the third coldest temperature ever recorded. The coldest temperature ever recorded in Aberdeen was -46 degrees.

1912: The lowest temperature recorded in Maryland was -40 F in Oakland.

1982: Air Florida Flight 90 crashed shortly after take-off from National Airport. Due to snow and ice build-up from a blizzard, the plane stalled and hit a bridge before splashing into the Potomac River. 74 people were killed, including five in cars crushed on the bridge.