Description of Data Files

Dates are presented as dd/mm/yyyy
Missing data indicated by -99.9
Depths are in cm; precipitations are in inches.

Seasonal frost depth

• All files
• Columns: Station, Date, Snow Depth, Frost Depth, Thaw Depth, Precipitation Sep, Precipitation Oct, Precipitation Nov, Precipitation Dec
• Format: s,dd/mm/yyyy,nnn.n,nnn.n,nnn.n,nnn.n,nnn.n,nnn.n,nnn.n

• File: 1.txt
• Location: Minot, North Dakota

• File: 2.txt
• Location: Bottineau, North Dakota

• File: 5.txt
• Location: Langdon, North Dakota

• File: 6.txt
• Location: Valley City, North Dakota

• File: 8.txt
• Location: Crookston, Minnesota

• File: 10.txt
• Location: Morris, Minnesota

• File: 15.txt
• Location: Lamberton, Minnesota

• File: 16.txt
• Location: Winnebego, Minnesota

• File: 17.txt
• Location: North Mank, Minnesota

• File: 24.txt
• Location: Duluth, Minnesota

• File: 26.txt
• Location: St. Paul, Minnesota

• File: 27.txt
• Location: Rochester, Minnesota

• File: 28.txt
• Location: Winona, Minnesota

• File: 30.txt
• Location: Neillsville, Wisconsin

• File: 31.txt
• Location: Glen Flora, Wisconsin

• File: 32.txt
• Location: Bessemer, Michigan

• File: 35.txt
• Location: Wheaton, Minnesota

• File: 36.txt
• Location: Waseca, Minnesota