WMOD00290

• Title: 1994 Field Operation Plan
• Date: 1/1/1994
• State: UT
• Weather Modification - Doc Type: Report

TABLE OF CONTENTS

1. INTRODUCfION AND GOALS .............,...................................... 1

1.1 SL W Studies .. . . . . . . . . . . . . . . . . . . ... ':. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1

1.2 T &D Studies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2

1.3 Detection of Seeding Effects .........., '. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

2. OVERVIEW OF THE EARLY 1994 FIELD PROGRAM ................................. 3

2.1 Introduction ............................................................ 3

2.2 Objectives of the 1994 Field Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

3. 1994 FACILITIES AND INSTRUMENTATION ........................................ 4

3.1 Seeding Sites . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

3.2 Cloud Physics Aircraft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

3.3 Instrumented Van ........................................................ 4

3.4 Mobile Radiometer .................................. . . . . . . . . . . . . . . . . . . . . . 6

35 Radar and Radiometer Site ................................................. 6

3.6 Target Site ............................................................. 6

3.7 Doppler Acoustic Sounder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

3.8 Precipitation Gauge Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

3.9 Rawinsonde Site ......................................................... 7

4. SPECIFIC EXPERIMENTS TO BE A ITEMPTED ..................................... 8
4.1 General Aspects of the 1994 Field Program ..................................... 8
4.2 Transport and Dispersion Experiments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4.3 Microphysical and Snowfall Responses to Seeding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 10
4.4 IPCs resulting from Seeding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 12
4.5 Spatial and Temporal Distributions of SLW ....................: ~. . . . . . . . . . . . .. 13

5. OPERATIONAL CONSIDERATIONS................................. ............. 14

5.1 Scheduling............................................................. 14

5.2 Safety Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 15

6. FIELD PERSONNEL AND PRIMARY RESPONSmlLITIES ............................. 15

ANNEX A AIRCRAFf OPERATIONS

ANNEX B PERSONNEL/LOGISTICS DIRECfORY