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Tropical Storm SANDY


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BULLETIN
TROPICAL STORM SANDY INTERMEDIATE ADVISORY NUMBER   4A
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL182012
800 AM EDT TUE OCT 23 2012
 
...SANDY MOVING NORTH-NORTHEASTWARD...
 
 
SUMMARY OF 800 AM EDT...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...13.4N 77.9W
ABOUT 325 MI...525 KM SSW OF KINGSTON JAMAICA
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...NNE OR 020 DEGREES AT 3 MPH...6 KM/H
MINIMUM CENTRAL PRESSURE...997 MB...29.44 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WATCH IS IN EFFECT FOR...
* JAMAICA
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* JAMAICA
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* HAITI
 
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA...IN THIS CASE WITHIN 36 HOURS.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS
ARE EXPECTED WITHIN THE WARNING AREA...IN THIS CASE WITHIN 24
TO 36 HOURS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.

THE GOVERNMENT OF JAMAICA COULD ISSUE A HURRICANE WARNING FOR
JAMAICA LATER TODAY.

INTERESTS IN EASTERN CUBA AND THE BAHAMAS SHOULD MONITOR THE
PROGRESS OF SANDY.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 AM EDT...1200 UTC...THE CENTER OF TROPICAL STORM SANDY WAS
LOCATED NEAR LATITUDE 13.4 NORTH...LONGITUDE 77.9 WEST.  SANDY IS
MOVING TOWARD THE NORTH-NORTHEAST NEAR 3 MPH...6 KM/H.  A CONTINUED 
NORTH-NORTHEASTWARD MOTION WITH SOME INCREASE IN FORWARD SPEED IS
EXPECTED DURING THE NEXT DAY OR TWO.  ON THE FORECAST TRACK...THE
CENTER OF SANDY WILL MOVE NEAR OR OVER JAMAICA ON WEDNESDAY...AND
APPROACH EASTERN CUBA WEDNESDAY NIGHT.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/H...WITH HIGHER
GUSTS.  STRENGTHENING IS EXPECTED DURING THE NEXT 48 HOURS...AND
SANDY IS FORECAST TO BE A HURRICANE WHEN IT APPROACHES JAMAICA
ON WEDNESDAY.
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM
FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 997 MB...29.44 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH JAMAICA
TONIGHT OR EARLY WEDNESDAY...WITH HURRICANE CONDITIONS POSSIBLE
ON WEDNESDAY.  TROPICAL STORM CONDITIONS ARE POSSIBLE IN HAITI
BY EARLY WEDNESDAY.
 
RAINFALL...SANDY IS EXPECTED TO PRODUCE TOTAL RAINFALL AMOUNTS OF
5 TO 10 INCHES ACROSS JAMAICA...HAITI...THE DOMINICAN REPUBLIC...
AND EASTERN CUBA...WITH ISOLATED MAXIMUM AMOUNTS OF 16 INCHES
POSSIBLE...ESPECIALLY IN AREAS OF MOUNTAINOUS TERRAIN. THESE RAINS
MAY PRODUCE LIFE THREATENING FLASH FLOODS AND MUDSLIDES.
 
STORM SURGE...A DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY
AS MUCH AS 1 TO 3 FEET ABOVE NORMAL TIDE LEVELS ALONG THE SOUTHERN
AND EASTERN COAST OF JAMAICA. NEAR THE COAST...THE SURGE WILL BE
ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES.
 
 
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM EDT.
 
$$
FORECASTER PASCH
 
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