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HURRICANE DENNIS INTERMEDIATE ADVISORY NUMBER  22A
NATIONAL WEATHER SERVICE MIAMI FL
8 AM EDT SUN AUG 29 1999

...LARGE SWELLS IMPACTING SOUTH ATLANTIC COAST...
 
A TROPICAL STORM WARNING IS IN EFFECT FROM NORTH OF SAVANNAH GEORGIA
TO SURF CITY NORTH CAROLINA.  A HURRICANE WATCH IS IN EFFECT FROM
NORTH OF SAVANNAH TO CAPE HATTERAS NORTH CAROLINA.
 
AT 8 AM EDT...1200Z...THE CENTER OF HURRICANE DENNIS WAS LOCATED BY
AN AIR FORCE HURRICANE HUNTER PLANE NEAR LATITUDE 30.0 NORTH...
LONGITUDE  78.4 WEST.  THIS POSITION IS ABOUT 225 MILES
SOUTH-SOUTHEAST OF CHARLESTON SOUTH CAROLINA AND ABOUT 295 MILES
SOUTH OF WILMINGTON NORTH CAROLINA.
 
DENNIS IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 10 MPH AND A TURN
TOWARD THE NORTH IS EXPECTED TODAY.  ALTHOUGH THE CENTER OF THE
HURRICANE IS FORECAST TO REMAIN OFFSHORE...THE LARGE EXTENT OF WINDS
REQUIRES THE WARNINGS AS STATED ABOVE.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 100 MPH...160 KM/HR...WITH HIGHER
GUSTS.  SOME STRENGTHENING IS POSSIBLE TODAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  85 MILES...140 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 175 MILES...280 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES.
 
ONSHORE WINDS IN THE WARNING AREA COULD PRODUCE STORM SURGE FLOODING
OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS.  ALSO LARGE SWELLS WELL
AHEAD OF THE HURRICANE ARE REACHING PORTIONS OF THE SOUTHEAST U.S.
COAST AND GENERATING DANGEROUS SURF CONDITIONS.  SEE STATEMENTS FROM
LOCAL NATIONAL WEATHER SERVICE OFFICES.  
 
REPEATING THE 8 AM EDT POSITION...30.0 N... 78.4 W.  MOVEMENT
TOWARD...NORTH-NORTHWEST NEAR 10 MPH.  MAXIMUM SUSTAINED WINDS...100
MPH.  MINIMUM CENTRAL PRESSURE... 970 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
11 AM EDT.
 
PASCH
  
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