Tropical Cyclone Weekly Summary #221 (October 22 - 29, 1995)

[Jack Beven]

This report is compiled from warnings issued by:
National Hurricane Center Central Pacific Hurricane Center
Naval Pacific Meteor./Ocean. Center Fiji Meteorological Service
Meteorological Service of New Zealand Joint Typhoon Warning Center
Japanese Meteorological Agency Bureau of Meteorology, Australia
Philippine Meteorological Service Royal Observatory of Hong Kong
Indian Meteorological Department Reunion Meteorological Service
Mauritius Meteorological Service
(others may be added as they become available)


WEEKLY TROPICAL CYCLONE SUMMARY #221 OCTOBER 22 - 29, 1995

North Atlantic Basin:

Tropical Storm Sebastien: At the start of the summary period, Sebastien
was northeast of the Leeward Islands, moving west at its peak intensity of
50 kt. Sebastien turned southwest and weakened to a depression on 23 October.
It moved into the northern Leeward and Virgin Islands before dissipating
near 18N 64W on 24 October. Although Sebastien affected areas devastated by
Hurricanes Luis and Marilyn, there are no new reports of damage or casualties.

Hurricane Tanya: A low pressure system formed near 23N 60W on 25 October
from the interaction of a tropical wave and an upper level trough. This system
moved north through 26 October, then it turned northeast on 27 October. The
low gradually acquired tropical characteristics during this time, and it
reached tropical storm status near 27N 57W on 27 October. Tanya turned east
and then back to the northeast on 28 October. This was followed by a north-
ward turn on 29 October as the cyclone reached hurricane strength. At the end
of the summary period, Tanya was continuing north with 70 kt winds.

Ship GBSA passed near or through the center of Tanya on 29 October. It
reported 60 kt winds at 0900 UTC and a minimum pressure of 985.5 mb 3 hr
later. (Winds were 45 kt at the time of minimum pressure.)

Eastern North Pacific Basin (E of 140 Deg. W): No tropical cyclones.

Central North Pacific Basin (180 Deg. W to 140 Deg. W): No tropical cyclones.

Western North Pacific Basin (W of 180 Deg.):

Tropical Storm Yvette: Tropical Depression 27W formed near 12N 127E on 23
October and reached tropical storm strength later that day. Yvette followed
a general westward motion through its life. The storm moved across the
southern Philippine Islands on 24 October, then it moved into Vietnam on 26
October. The cyclone reached a peak intensity of 60 kt just before moving into
Vietnam, and it dissipated over land later that day.

Ship DPUF reported 45 kt winds and a 1000.0 mb pressure at 2100 UTC 24
October, while ship 9MBK reported 41 kt sustained winds at 0600 UTC 25 Octo-
ber. There are no reports of damage or casualties at this time.

Typhoon Zack: Tropical Depression 28W formed near 8N 138E on 25 October.
The system moved west-northwest and reached tropical storm strength later
that day. Zack continued west-northwest on 26 October, then it turned west
and moved into the southern Philippine Islands on 27 October. The storm
reached typhoon strength while over the southern Philippines on 28 October.
Zack turned west-northwest as it moved into the South China Sea on 29
October, and at the end of the summary period, it was continuing this motion
with 75 kt winds.

Zack seriously affected the southern Philippine Islands. Iloilo on Panay
reported 55 kt sustained winds and a 993.8 mb pressure at 1400 UTC 28 October.
Catarman on Samar reported 33 kt sustained winds at 0300 UTC the same day.
Additionally, Ship WDZW reported 45 kt winds and a 1001.8 mb pressure at 0100
UTC October 28.

Press reports indicate that Zack caused 133 deaths in the Philippines,
primarily due to flooding and mudslides. Extensive property damage was also
reported. Although Zack also affected the Caroline Islands as it was develop-
ing, there are no reports of damage or casualties from that area.

Typhoon Angela: Tropical Depression 29W formed near 10N 146E on 25 October.
Initially moving west, the system moved west-northwest the next day as it
reached tropical storm strength. Angela continued west-northwest through 27
October, then it moved slowly west on 28 October as it reached typhoon
strength. At the end of the summary period, Angela was east of the Philippine
Islands, moving slowly west with 75 kt winds.

Angela affected the southern Mariana Islands as it was forming, but there
are no reports of damage or casualties at this time. The next summary will
have details of Angela's strike on the central and northern Philippines.

North Indian Ocean Basin: No tropical cyclones.

South Indian Ocean Basin (W of 135 Deg. E): No tropical cyclones.

South Pacific Ocean Basin (E of 135 Deg. E): No tropical cyclones.


Disclaimer: While an effort has been made to insure that this information is
as accurate as possible, this is a preliminary and unofficial report drawn
from operational warnings. Thus, it may not always agree with the best track
information published after the storm is over. Please address any questions
or comments on the information this week to Jack Beven at Internet addresses:

jbe...@delphi.com

or

be...@trdis.aoml.erl.gov

Past text copies of the Tropical Cyclone Weekly Summary can be obtained via
anonymous ftp from squall.met.fsu.edu in directory pub/jack. They are also
available by e-mail. Please send an e-mail message to Jack Beven if you are
interested.

A digitized version of the weekly summary with DMSP polar orbiting imagery
is available over the World Wide Web. This is courtesy of the DMSP satellite
archive. It can be found at: http://web.ngdc.noaa.gov/ under the Weekly
Tropical Cyclone Summary link of the DMSP Satellite Archive home page.

For more information on the imagery and how to retrieve the digitized
summary and images by other methods, please contact the DMSP archive at:

dm...@ngdc.noaa.gov