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Tropical Storm Philippe Intermediate Advisory Number 34A
NWS National Hurricane Center Miami FL       AL172023
800 PM AST Sun Oct 01 2023
 
...PHILIPPE MOVING SLOWLY...
...HEAVY RAIN AND FLASH FLOOD THREAT BEGINNING OVERNIGHT FOR THE
LEEWARD ISLANDS...
 
 
SUMMARY OF 800 PM AST...0000 UTC...INFORMATION
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LOCATION...16.6N 59.0W
ABOUT 160 MI...260 KM E OF GUADELOUPE
ABOUT 195 MI...320 KM ESE OF BARBUDA
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...WNW OR 300 DEGREES AT 5 MPH...7 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
None.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
 
A Tropical Storm Watch is in effect for...
* Antigua, Barbuda
 
Interests elsewhere in the northern Leeward Islands should monitor
the progress of this system.  Additional tropical storm watches
could be required tonight or on Monday.
 
For storm information specific to your area, please monitor
products issued by your national meteorological service.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 800 PM AST (0000 UTC), the center of Tropical Storm Philippe was
located near latitude 16.6 North, longitude 59.0 West.  Philippe is
moving toward the west-northwest near 5 mph (7 km/h).  A track
toward the northwest is forecast through Monday followed by a
northward motion on Tuesday.  On the forecast track, the center of
Philippe is forecast to pass near or just northeast of the northern
Leeward Islands on Monday and Monday night.
 
Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. 
Little change in strength is forecast during the next 48 hours, but 
Philippe could begin to intensify more significantly around the 
middle of the week.
 
Tropical-storm-force winds extend outward up to 175 miles (280 km),
primarily east and southeast of the center.
 
The minimum central pressure estimated from Air Force Hurricane 
Hunter observations is 998 mb (29.47 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
Key messages for Philippe can be found in the Tropical Cyclone
Discussion under AWIPS header MIATCDAT2 and WMO header WTNT42 KNHC
and on the web at hurricanes.gov/text/MIATCDAT2.shtml
 
RAINFALL:  Philippe is forecast to produce the following rainfall
amounts through Tuesday:
 
Barbuda and Antigua: 4 to 6 inches
Rest of the Leeward Islands: 2 to 4 inches
 
This rainfall may result in isolated to scattered flash flooding.
 
WIND:  Tropical storm conditions are possible in the watch areas by
Monday morning.
 
SURF:  Swells generated by Philippe will affect portions of the
Atlantic coasts of the northern Leeward Islands, the Virgin
Islands, and Puerto Rico during the next few days. These swells are
likely to cause life-threatening surf and rip current conditions.
Please consult products from your local weather office.
 
 
NEXT ADVISORY
-------------
Next complete advisory at 1100 PM AST.
 
$$
Forecaster Pasch
 
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