SBUV PMC Version 4 ice water content (IWC) seasonal averages Merged values using all available satellites Date = Middle of PMC season (e.g. 1979.52 = middle of NH 1979 season) Observed IWC value and multiple regression fit value listed for each latitude band REFERENCE: DeLand and Thomas [2014], submitted to J. Geophys. Res. 50-64 N 64-74 N 74-82 N 50-82 N ******* ******* ******* ******* Date ObsIWC FitIWC ObsIWC FitIWC ObsIWC FitIWC ObsIWC FitIWC ####### ###### ###### ###### ###### ###### ###### ###### ###### 1979.52 50.03 55.78 75.07 75.15 75.00 80.71 73.03 77.20 1980.52 55.26 55.43 73.77 71.77 80.26 78.46 77.77 75.18 1981.52 57.05 56.17 67.42 71.01 77.45 81.46 73.33 77.91 1982.52 54.68 56.07 74.04 71.76 85.05 80.47 80.61 77.04 1983.52 60.19 57.01 79.96 74.28 87.81 84.46 83.87 80.67 1984.52 59.20 58.33 76.81 75.76 93.89 90.25 89.31 85.93 1985.52 58.00 59.40 78.56 79.85 88.60 94.86 84.81 90.12 1986.52 61.99 59.80 87.35 83.84 98.73 96.26 94.17 91.41 1987.52 58.69 60.03 73.15 85.89 96.51 96.84 89.25 91.95 1988.52 62.95 59.79 85.84 84.96 97.19 95.10 92.13 90.40 1989.52 64.09 58.22 83.98 80.97 93.99 86.99 90.06 83.08 1990.52 57.83 57.77 74.39 71.05 82.63 84.27 80.06 80.64 1991.52 65.66 58.41 74.94 74.54 86.48 86.82 82.70 82.97 1992.52 51.89 58.19 66.26 73.43 81.02 85.21 76.53 81.53 1993.52 56.48 60.12 74.90 80.77 92.41 93.99 86.37 89.49 1994.52 59.43 61.13 83.75 84.29 99.85 98.32 94.56 93.43 1995.52 59.82 61.78 88.48 87.73 93.52 100.89 90.38 95.78 1996.52 61.57 62.22 91.98 88.70 103.33 102.46 98.65 97.22 1997.52 63.37 62.52 95.13 90.04 107.46 103.35 102.40 98.05