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7.1 TABLE 1 DAILY UPPER AIR SOUNDING AND SEEDING ANALYSES
MIXING RATIO CLD CLD BASE BASE BASE
SEEDING SDNG PTNIL STABILITY OBSERVATION OPERATION DECL/CRIT INDICES Rain over mountainous and YES: POOR -11 - SI - target area 4/13 Amphurs A/C. 2 - LI - 4 FLTS. - KI - T-1,1,4,19 CHEM - SWT.I - No rain observed YES: PISE - SI - 2 A/C. - LI - 4 FLTS. - KI - 1,6,8 CHEM - SWT.I - No rain observed YES: POOR -23 4.2 17.48 SI 2 A/C. 1.6 16.60 LI 2 FLTS. 15.9 17.47 KI T-1,1,3,4,8 CHEM - SWT.I - No rain observed YES: POOR -6 3.4 17.70 SI 2 A/C. 0.5 17.07

SUB SUB CLD CLD CLD
100 MB 50 MB CLD BASE 100 MB 50 MB CLD BASE SUB CLD 100 MB SUB CLD 100 MB SUB CLD 100 MB

CONVECTION - - - - - - - - 8:58 - CCL 3,268.9 50 MB - 9:33 - CCL 3,545.7 50 MB - 16:00 - CCL 3,247.9 50 MB -

TCT LCL CCL LFC TCT LCL CCL LFC TCT LCL LFC TCT LCL LFC TCT LCL LFC

- - - - - - - -
RH 80.1 57.3 19.8 20.3 84.9 64.3 49.8 44.0 83.1 75.0 35.1 35.0

AVERAGE
WIND - - - - - - - - 304.8 - - - 289.7 262.7 381.5 248.6 297.3 292.4 274.9 229.0

LAYER 0-5,000 5,000-10,000 10,000-15,000 20,000-25,000 0-5,000 5,000-10,000 10,000-15,000 20,000-25,000 0-5,000 5,000-10,000 10,000-15,000 20,000-25,000 0-5,000 5,000-10,000 10,000-15,000 20,000-25,000 0-5,000 5,000-10,000 10,000-15,000 20,000-25,000

6 MAY 1998 7 MAY 1998 8 MAY 1998 9 MAY 1998

DATE 10 MAY 1998