Post by Nws Olney Maryland on Sept 1, 2011 12:36:16 GMT -5
BULLETIN
HURRICANE KATIA ADVISORY NUMBER 13
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
500 AM AST THU SEP 01 2011
...KATIA CHANGES LITTLE IN STRENGTH DURING THE PAST SEVERAL HOURS...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...15.2N 45.9W
ABOUT 1065 MI...1710 KM E OF THE LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 20 MPH...32 KM/H
MINIMUM CENTRAL PRESSURE...987 MB...29.15 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 KATIA WAS LOCATED
NEAR LATITUDE 15.2 NORTH...LONGITUDE 45.9 WEST. KATIA IS MOVING
TOWARD THE WEST NEAR 20 MPH...32 KM/H. A GENERAL MOTION TOWARD THE
WEST-NORTHWEST AND A DECREASE IN FORWARD SPEED ARE EXPECTED DURING
THE NEXT COUPLE OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/H...WITH HIGHER
GUSTS. KATIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...
AND KATIA COULD BECOME A MAJOR HURRICANE BY THE WEEKEND.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 125
MILES...205 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES.
HAZARDS AFFECTING LAND
----------------------
NONE.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST.
HURRICANE KATIA ADVISORY NUMBER 13
NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011
500 AM AST THU SEP 01 2011
...KATIA CHANGES LITTLE IN STRENGTH DURING THE PAST SEVERAL HOURS...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...15.2N 45.9W
ABOUT 1065 MI...1710 KM E OF THE LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 20 MPH...32 KM/H
MINIMUM CENTRAL PRESSURE...987 MB...29.15 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 KATIA WAS LOCATED
NEAR LATITUDE 15.2 NORTH...LONGITUDE 45.9 WEST. KATIA IS MOVING
TOWARD THE WEST NEAR 20 MPH...32 KM/H. A GENERAL MOTION TOWARD THE
WEST-NORTHWEST AND A DECREASE IN FORWARD SPEED ARE EXPECTED DURING
THE NEXT COUPLE OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/H...WITH HIGHER
GUSTS. KATIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...
AND KATIA COULD BECOME A MAJOR HURRICANE BY THE WEEKEND.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 125
MILES...205 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES.
HAZARDS AFFECTING LAND
----------------------
NONE.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST.