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99E INVEST 200718 1800 14.0N 123.7W EPAC 20 1009

ZCZC MIATWOEP ALL
TTAA00 KNHC DDHHMM
Tropical Weather Outlook
NWS National Hurricane Center Miami FL
1100 AM PDT Sat Jul 18 2020
For the eastern North Pacific...east of 140 degrees west longitude:
1. Shower activity has increased this morning in association with a
tropical wave located about 1100 miles southwest of the southern
tip of the Baja California peninsula. This system is expected to
move west-northwestward, and some development is possible late this
weekend and early next week before it moves into less favorable
environmental conditions.
* Formation chance through 48 hours...low...30 percent.
* Formation chance through 5 days...medium...50 percent.
Forecaster Beven

旋转性，对流均不差，但如果按照现在的西北行路径，99E即将踏入低海温区，发展几率将转小可以看出EC并不看好999E

TXPZ24 KNES 182351
TCSENP
A. TROPICAL DISTURBANCE (99E)
B. 18/2330Z
C. 14.2N
D. 123.6W
E. THREE/GOES-W
F. T1.0/1.0/D1.0/24HRS
G. IR/EIR/VIS
H. REMARKS...>2/10 BANDING YIELDS DT OF 1.0. MET AND PT AGREE. FT IS
BASED ON MET DUE TO UNCERTAINTY IN LLCC POSITION.
I. ADDL POSITIONS
NIL
...JLEVINE

99E INVEST 200719 0000 14.5N 124.5W EPAC 20 1008

NHC:40%

1. A tropical wave accompanied by a surface low pressure system is located about 1100 miles southwest of the southern tip of the Baja California peninsula. Shower and thunderstorm activity has become better organized over the past several hours, and environmental conditions are conducive for a tropical depression to form during the next day or so while the system moves west-northwestward.* Formation chance through 48 hours...medium...60 percent.* Formation chance through 5 days...medium...60 percent.

TXPZ24 KNES 190549
TCSENP
A. TROPICAL DISTURBANCE (99E)
B. 19/0530Z
C. 13.6N
D. 125.3W
E. THREE/GOES-W
F. T1.0/1.0/D1.0/24HRS
G. IR/EIR/SWIR
H. REMARKS...GREATER THAN 0.2 CURVED BANDING YIELDS A DT OF 1.0. MET=1.0
AND PT=1.0. FT IS BASED ON DT.
I. ADDL POSITIONS
NIL
...KIM

TCFA