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Tropical Depression Fausto Discussion Number 6
NWS National Hurricane Center Miami FL EP112020
200 AM PDT Mon Aug 17 2020
The last remaining bit of Fausto's deep convection dissipated
around 10 PM PDT (0500 UTC), with the depression's center now over
sea surface temperatures of about 23 degrees Celsius. An ASCAT
pass from several hours ago showed an area of 20-25 kt winds mainly
to the northwest of the center, so the initial intensity is lowered
to 25 kt. Fausto is expected to move over slightly colder waters
during the next few days, and it is unlikely that significant deep
convection will be able to redevelop. Therefore, maximum winds
will continue to gradually decrease, and Fausto is expected to
degenerate into a remnant low later today. Based on global model
fields, the remnant low is expected to dissipate in 2-3 days.
The ASCAT pass indicated that Fausto's center was a little farther
south than previously estimated, and the initial motion is
west-northwestward, or 295/15 kt. High pressure in the low levels
of the atmosphere to the west of California is expected to cause
Fausto and its remnants to turn westward and west-southwestward
with a gradual decrease in forward speed during the next couple of
days. The NHC track forecast is close to HCCA and the model
consensus aids, and it's a little bit south of the previous
official track to account for the southward adjustment of the
initial position.
FORECAST POSITIONS AND MAX WINDS
INIT 17/0900Z 23.1N 124.2W 25 KT 30 MPH
12H 17/1800Z 23.7N 126.4W 25 KT 30 MPH...POST-TROP/REMNT LOW
24H 18/0600Z 23.9N 128.7W 20 KT 25 MPH...POST-TROP/REMNT LOW
36H 18/1800Z 23.7N 130.9W 20 KT 25 MPH...POST-TROP/REMNT LOW
48H 19/0600Z 23.0N 133.0W 20 KT 25 MPH...POST-TROP/REMNT LOW
60H 19/1800Z...DISSIPATED
$$
Forecaster Berg
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