WMOD00299

• Title: Physical Structure of Northern Colorado River Basin Cloud Systems
• Date: 9/1/1985
• State: CO
• Weather Modification - Doc Type: Report

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36. Vertical profile of Equivalent Potential Temperature at
1800 GMT on 14 December 1981.................................110

37. Surface and remote sensing measurements at the radiometer
site (RAD) and Storm Peak Laboratory (SPL)) on 14 Dec 81.....111

38. Synoptic scale weather features for the 16 December 1981

st orm sy stem. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113

39. Surface and remote sensing measurements at the radiometer
site (RAD) and Storm Peak Laboratory (SPL)) on 16 Dec 81.....116

40. 70 kPa chart for the 14 Jan 82 storm at 0000 GMT.............118

41. 2100 GMT sounding for 13 January 82..........................119

42. Surface and remote sensing measurements at the radiometer
site (RAD) and Storm Peak Laboratory (SPL)) on 13 Jan 82.....121

43. Flight cross-section and liquid water content (LWC)
measured in a shallow storm system on 16 January 1982........131

44. Condensate production rates (dashed) and ice crystal growth
rates as a function of vertical velocity in a water
saturated atmosphere at typical atmospheric temperatures

and. pressures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134

45. Crystal habit climatology for seven shallow storm periods
(cloud top> -22oC)......................................139

46. Number flux of crystals at RAn as a function of cloud top

tempera tW"e. . . . . II . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . .142

47. Droplet concentration vs. liquid water content for N83TW
flight on 23 January 1982....................................144

48. Mean droplet spectra as a function of liquid water content
for four flights during the CasE programs....................149

49. Ice crystal concentration climatology as a function of
temperature at the observation point.........................15~

50. Magono and Lee (1966) ice crystal classification (part 1)... .16"
S1. Magono and Lee (1966) ice crystal classification (part 2)... .162

52. Format for data displayed on Figs. 52-56.....................168

53. Crystal habits determined frQm decellerator slide analysis
for the 15 Dec 81 fligh t. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..169

54.. Crystal habits determined from d~cel1erator slide analysis

for the 21 Dec 81 flight.....................................170