These files consist of observations taken near the Churchill Mountains region. The columns (and units) are as follows: 1) Date 2) Time (Local) 3) Sky and Ceiling 4) Visiblilty In 1984, visibility is in miles. In later years, it is in kilometers. 5) Obstruction to Visiblity 6) Temperature (C) 7) True Wind Two numbers in the format: knots/direction(degrees) 8) Station Pressure (inHg) 9) Altitude (ft) 10) Remarks from observers Any questions or comments can be directed to amrc@ssec.wisc.edu.