alu

基本資料  
編號                 ：09 L
擾動編號日期 ：2023 年 08 月 20 日 20 時
撤編日期        ：2023 年 08 月 00 日 00 時
91L.INVEST.20kts.1012mb.24.1N.83.3W

周子堯@FB

登陸前獲命名Harold ，東側風場達標，南側看似未閉合

WTNT34 KNHC 220557
TCPAT4

BULLETIN
Tropical Storm Harold Intermediate Advisory Number 3A
NWS National Hurricane Center Miami FL       AL092023
100 AM CDT Tue Aug 22 2023

...DEPRESSION STRENGTHENS INTO A TROPICAL STORM...
...HEAVY RAINS AND TROPICAL-STORM-FORCE WINDS OVER PORTIONS OF
SOUTH TEXAS BEGINNING LATER THIS MORNING...


SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...25.8N 94.4W
ABOUT 195 MI...310 KM ESE OF PORT MANSFIELD TEXAS
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 18 MPH...30 KM/H
MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:

None.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT:

A Tropical Storm Warning is in effect for...
* Mouth of Rio Grande to Port O'Connor, Texas

A Tropical Storm Watch is in effect for...
* Port O'Connor to Sargent, Texas

A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area, in this case within 12
hours.

A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, in this case within 12 hours.

Interests elsewhere in eastern Texas and northern Mexico should
monitor the progress of this system.

For storm information specific to your area, including possible
inland watches and warnings, please monitor products issued by your
local National Weather Service forecast office.


DISCUSSION AND OUTLOOK
----------------------
At 100 AM CDT (0600 UTC), the center of Tropical Storm Harold was
located near latitude 25.8 North, longitude 94.4 West.  Harold is
moving toward the west-northwest near 18 mph (30 km/h).  This
general motion is expected to continue today and tonight, and the
system is forecast to move inland over south Texas by midday
today.

Reports from an Air Force Hurricane Hunter aircraft indicate that
the maximum sustained winds have increased to near 45 mph (75 km/h)
with higher gusts.  Some additional strengthening is possible
before Harold reaches the Texas coast.

The minimum central pressure reported by the Hurricane Hunters is
1004 mb (29.65 inches).