Post by NHC Olney Maryland on Sept 15, 2010 10:59:59 GMT -5
BULLETIN
HURRICANE JULIA ADVISORY NUMBER 13
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL122010
500 AM AST WED SEP 15 2010
...JULIA STRENGTHENS A LITTLE MORE...NOW A CATEGORY FOUR
HURRICANE...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...17.3N 31.8W
ABOUT 525 MI...845 KM W OF THE CAPE VERDE ISLANDS
MAXIMUM SUSTAINED WINDS...135 MPH...215 KM/HR
PRESENT MOVEMENT...NW OR 305 DEGREES AT 10 MPH...17 KM/HR
MINIMUM CENTRAL PRESSURE...950 MB...28.05 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE CENTER OF HURRICANE JULIA WAS LOCATED
NEAR LATITUDE 17.3 NORTH...LONGITUDE 31.8 WEST. JULIA IS MOVING
TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/HR. A TURN TO THE
WEST-NORTHWEST WITH AN INCREASE IN FORWARD SPEED IS EXPECTED OVER
THE NEXT DAY OR TWO.
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 135 MPH...215
KM/HR...WITH HIGHER GUSTS. JULIA IS A CATEGORY FOUR HURRICANE ON
THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME ADDITIONAL
STRENGTHENING IS POSSIBLE TODAY.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115
MILES...185 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 950 MB...28.05 INCHES.
HAZARDS AFFECTING LAND
----------------------
NONE.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST.
HURRICANE JULIA ADVISORY NUMBER 13
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL122010
500 AM AST WED SEP 15 2010
...JULIA STRENGTHENS A LITTLE MORE...NOW A CATEGORY FOUR
HURRICANE...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...17.3N 31.8W
ABOUT 525 MI...845 KM W OF THE CAPE VERDE ISLANDS
MAXIMUM SUSTAINED WINDS...135 MPH...215 KM/HR
PRESENT MOVEMENT...NW OR 305 DEGREES AT 10 MPH...17 KM/HR
MINIMUM CENTRAL PRESSURE...950 MB...28.05 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE CENTER OF HURRICANE JULIA WAS LOCATED
NEAR LATITUDE 17.3 NORTH...LONGITUDE 31.8 WEST. JULIA IS MOVING
TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/HR. A TURN TO THE
WEST-NORTHWEST WITH AN INCREASE IN FORWARD SPEED IS EXPECTED OVER
THE NEXT DAY OR TWO.
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 135 MPH...215
KM/HR...WITH HIGHER GUSTS. JULIA IS A CATEGORY FOUR HURRICANE ON
THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME ADDITIONAL
STRENGTHENING IS POSSIBLE TODAY.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115
MILES...185 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 950 MB...28.05 INCHES.
HAZARDS AFFECTING LAND
----------------------
NONE.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST.