Cryosphere: Wind chill of 60 below zero recorded in North Dakota
Wind chills of 30 to 50s below zero expected wind chills this weekend
Cryosphere - That portion of the earth where natural materials (water, soil, etc.) occur in frozen form. -AMS Glossary of Meteorology
While the term cryosphere above may refer to perpetually frozen areas of earth, it certainly applies temporarily these days across the Upper Midwest.
The wind chill hit 60 degrees below in Langdon, N.D., early Friday morning.
As you can see on the graphic above, many locations recorded wind chills in the 40s and 50s below zero Friday morning.
Expect similar wind chills this weekend across the Red River Valley and much of northwest Minnesota.
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Wind chill advisories and warnings remain in effect all weekend.
In northeast Minnesota wind chills will dip into the 40s below zero.
In the Twin Cities and southern Minnesota, wind chills will reach the 30s and 40s below zero.
The cold wave will ease by the middle of next week. Highs will recover into the teens above zero. A thaw with highs in the 30s looks likely by around Feb. 21.
Hang in there, Minnesota.