Post by NHC Olney Maryland on Aug 28, 2010 9:36:35 GMT -5
BULLETIN
TROPICAL STORM EARL ADVISORY NUMBER 12
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL072010
500 AM AST SAT AUG 28 2010
...EARL STRENGTHENS SLIGHTLY...NEW TROPICAL STORM WATCHES ISSUED...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...15.7N 50.1W
ABOUT 875 MI...1410 KM E OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR
PRESENT MOVEMENT...W OR 270 DEGREES AT 21 MPH...33 KM/HR
MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
THE GOVERNMENT OF ANTIGUA AND BARBUDA HAS ISSUED A TROPICAL STORM
WATCH FOR THE ISLANDS OF ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS
...NEVIS...AND ANGUILLA.
THE GOVERNMENT OF THE NETHERLANDS ANTILLES HAS ISSUED A TROPICAL
STORM WATCH FOR THE ISLANDS OF ST. MAARTEN...SABA...AND
ST. EUSTATIUS.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SAINT MARTIN AND SAINT BARTHELEMY
* ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS...NEVIS...AND ANGUILLA
* ST. MAARTEN...SABA...AND ST. EUSTATIUS
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE CENTER OF TROPICAL STORM EARL WAS
LOCATED NEAR LATITUDE 15.7 NORTH...LONGITUDE 50.1 WEST. EARL IS
MOVING TOWARD THE WEST NEAR 21 MPH...33 KM/HR. A TURN TO THE
WEST-NORTHWEST WITH A SLIGHT DECREASE IN FORWARD SPEED ARE EXPECTED
OVER THE NEXT COUPLE OF DAYS. ON THE FORECAST TRACK...THE CENTER OF
EARL COULD APPROACH THE NORTHERN LEEWARD ISLANDS ON SUNDAY NIGHT.
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 60 MPH...95 KM/HR...
WITH HIGHER GUSTS. ADDITIONAL STRENGTHENING IS FORECAST AND EARL
COULD BECOME A HURRICANE BY TONIGHT.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM
FROM THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA
BY SUNDAY NIGHT.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...800 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST.
TROPICAL STORM EARL ADVISORY NUMBER 12
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL072010
500 AM AST SAT AUG 28 2010
...EARL STRENGTHENS SLIGHTLY...NEW TROPICAL STORM WATCHES ISSUED...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...15.7N 50.1W
ABOUT 875 MI...1410 KM E OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR
PRESENT MOVEMENT...W OR 270 DEGREES AT 21 MPH...33 KM/HR
MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
THE GOVERNMENT OF ANTIGUA AND BARBUDA HAS ISSUED A TROPICAL STORM
WATCH FOR THE ISLANDS OF ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS
...NEVIS...AND ANGUILLA.
THE GOVERNMENT OF THE NETHERLANDS ANTILLES HAS ISSUED A TROPICAL
STORM WATCH FOR THE ISLANDS OF ST. MAARTEN...SABA...AND
ST. EUSTATIUS.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SAINT MARTIN AND SAINT BARTHELEMY
* ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS...NEVIS...AND ANGUILLA
* ST. MAARTEN...SABA...AND ST. EUSTATIUS
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE CENTER OF TROPICAL STORM EARL WAS
LOCATED NEAR LATITUDE 15.7 NORTH...LONGITUDE 50.1 WEST. EARL IS
MOVING TOWARD THE WEST NEAR 21 MPH...33 KM/HR. A TURN TO THE
WEST-NORTHWEST WITH A SLIGHT DECREASE IN FORWARD SPEED ARE EXPECTED
OVER THE NEXT COUPLE OF DAYS. ON THE FORECAST TRACK...THE CENTER OF
EARL COULD APPROACH THE NORTHERN LEEWARD ISLANDS ON SUNDAY NIGHT.
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 60 MPH...95 KM/HR...
WITH HIGHER GUSTS. ADDITIONAL STRENGTHENING IS FORECAST AND EARL
COULD BECOME A HURRICANE BY TONIGHT.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM
FROM THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA
BY SUNDAY NIGHT.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...800 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST.