Summary for Tropical Storm Gaston (AT3/AL082022)

By | September 23, 2022
ZCZC MIATCPAT3 ALL
TTAA00 KNHC DDHHMM

BULLETIN
Tropical Storm Gaston Advisory Number  14
NWS National Hurricane Center Miami FL       AL082022
900 PM GMT Fri Sep 23 2022

...GASTON BRINGING HEAVY RAINFALL TO THE AZORES...
...TROPICAL STORM CONDITIONS EXPECTED OVER THE WESTERN AND CENTRAL
AZORES TONIGHT AND SATURDAY...


SUMMARY OF 900 PM GMT...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...39.6N 28.7W
ABOUT 70 MI...110 KM N OF FAIAL ISLAND IN THE CENTRAL AZORES
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...S OR 180 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...995 MB...29.39 INCHES


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

None.

SUMMARY OF WATCHES AND WARNING IN EFFECT:

A Tropical Storm Warning is in effect for...
* Flores and Corvo in the western Azores
* Faial, Pico, Sao Jorge, Graciosa and Terceira in the central
Azores

A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area, in this case within the
next 24 hours.

For storm information specific to your area, please monitor
products issued by your national meteorological service.


DISCUSSION AND OUTLOOK
----------------------
At 900 PM GMT (2100 UTC), the center of Tropical Storm Gaston was
located near latitude 39.6 North, longitude 28.7 West. Gaston is
moving toward the south near 9 mph (15 km/h).  A turn to the 
southwest is forecast by early Saturday, and a westward motion is 
anticipated on Saturday evening or Sunday.  On the forecast track, 
the center of Gaston will move near or over portions of the Azores 
through early Saturday.

Maximum sustained winds have decreased to near 60 mph (95 km/h)
with higher gusts.  Gradual weakening is expected over the next few
days, and Gaston could become a post-tropical cyclone late on 
Sunday.

Tropical-storm-force winds extend outward up to 175 miles (280 km)
from the center.

The estimated minimum central pressure is 995 mb (29.39 inches).


HAZARDS AFFECTING LAND
----------------------
Key messages for Gaston can be found in the Tropical Cyclone
Discussion under AWIPS header MIATCDAT3 and WMO header WTNT43 KNHC
and on the web at hurricanes.gov/text/MIATCDAT3.shtml.

WIND:  Tropical-storm-force winds are expected in portions of the
western and central Azores through tonight and Saturday.  See
products issued by the meteorological service in the Azores for more
information.

SURF:  Swells generated by Gaston are expected to affect portions
of the Azores through Saturday.  These swells are likely to cause
life-threatening surf and rip current conditions.

RAINFALL:  Gaston is expected to produced total rainfall
accumulations of 2 to 6 inches with isolated higher amounts across
the western and central Azores.


NEXT ADVISORY
-------------
Next intermediate advisory at 1200 AM GMT.
Next complete advisory at 300 AM GMT.

$$
Forecaster Bucci

NNNN

Leave a Reply