Tropical Storm Bill
Forecast Advisory 4
000
WTNT33 KNHC 300830
TCPAT3
BULLETIN
TROPICAL STORM BILL ADVISORY NUMBER 4
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
4 AM CDT MON JUN 30 2003
...BILL HEADING FOR THE LOUISIANA COAST...
A HURRICANE WATCH IS IN EFFECT FROM INTRACOASTAL CITY LOUISIANA
EASTWARD TO MORGAN CITY LOUISIANA. A HURRICANE WATCH MEANS THAT
HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA WITHIN THE
NEXT 36 HOURS.
A TROPICAL STORM WARNING REMAINS IN EFFECT FROM EAST OF HIGH ISLAND
TEXAS TO PASCAGOULA MISSISSIPPI. A TROPICAL STORM WARNING MEANS
THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA
WITHIN THE NEXT 24 HOURS.
AT 4 AM CDT...0900Z...THE CENTER OF TROPICAL STORM BILL WAS LOCATED
NEAR LATITUDE 27.6 NORTH...LONGITUDE 91.6 WEST OR ABOUT 130 MILES
SOUTH OF MORGAN CITY LOUISIANA.
BILL IS MOVING TOWARD THE NORTH NEAR 14 MPH THIS MOTION IS EXPECTED
TO CONTINUE TODAY. ON THIS TRACK THE CENTER OF THE TROPICAL CYCLONE
WILL CROSS THE LOUISIANA COAST LATER TODAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH WITH HIGHER GUSTS. SOME
INCREASE IN STRENGTH IS POSSIBLE BEFORE LANDFALL AND BILL COULD
REACH THE COAST AS A HURRICANE. A RECONNAISSANCE PLANE WILL BE IN
THE AREA IN A FEW HOURS.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 145 MILES
MAINLY TO THE NORTH AND EAST OF THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1007 MB...29.74 INCHES.
STORM SURGE COASTAL FLOODING IS EXPECTED TO BE ABOUT 3 TO 5 FEET
ABOVE NORMAL TIDE LEVELS NEAR AND TO THE EAST OF WHERE THE CENTER
CROSSES THE COAST.
HEAVY RAINFALL OF 5 TO 8 INCHES IS EXPECTED LATER TODAY AS BILL
APPROACHES THE SOUTHERN COAST OF LOUISIANA.
ISOLATED TORNADOS ARE POSSIBLE OVER PORTIONS OF SOUTHEASTERN
LOUISIANA AND SOUTHERN MISSISSIPPI TODAY.
REPEATING THE 4 AM CDT POSITION...27.6 N... 91.6 W. MOVEMENT
TOWARD...NORTH NEAR 14 MPH. MAXIMUM SUSTAINED
WINDS... 50 MPH. MINIMUM CENTRAL PRESSURE...1007 MB.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 7 AM CDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 10 AM
CDT.
FORECASTER AVILA