Post by NHC Olney Maryland on Jul 25, 2010 12:55:26 GMT -5
BULLETIN
TROPICAL DEPRESSION BONNIE ADVISORY NUMBER 8
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL032010
400 AM CDT SAT JUL 24 2010
...BONNIE CONTINUES WEST-NORTHWESTWARD...STILL A TROPICAL
DEPRESSION...
SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...27.0N 85.1W
ABOUT 285 MI...455 KM ESE OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 185 MI...300 KM S OF APALACHICOLA FLORIDA
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 17 MPH...28 KM/HR
MINIMUM CENTRAL PRESSURE...1013 MB...29.91 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* DESTIN FLORIDA TO MORGAN CITY LOUISIANA...INCLUDING LAKE
PONTCHARTRAIN
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL DEPRESSION BONNIE
WAS LOCATED NEAR LATITUDE 27.0 NORTH...LONGITUDE 85.1 WEST. THE
DEPRESSION IS MOVING TOWARD THE WEST-NORTHWEST NEAR 17 MPH...28
KM/HR. A GRADUAL DECREASE IN FORWARD SPEED IS EXPECTED TODAY WITH
LITTLE CHANGE IN THE DIRECTION OF MOTION. ON THIS TRACK...THE
CENTER OF BONNIE IS FORECAST TO MOVE OVER THE EASTERN GULF OF
MEXICO TODAY AND APPROACH THE NORTHERN GULF COAST TONIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/HR...WITH HIGHER
GUSTS. SLIGHT STRENGTHENING IS POSSIBLE TODAY...AND BONNIE COULD
REGAIN TROPICAL STORM STRENGTH BEFORE REACHING THE NORTHERN GULF
COAST.
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE
HURRICANE HUNTER AIRCRAFT IS 1013 MB...29.91 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM FORCE WINDS MAINLY IN SQUALLS WILL LIKELY
BEGIN ALONG PORTIONS OF THE NORTHERN GULF COAST WITHIN THE WARNING
AREA LATE TODAY.
RAINFALL...BONNIE IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 1 TO 2 INCHES OVER PORTIONS OF SOUTHERN
LOUISIANA...SOUTHERN ALABAMA...SOUTHERN MISSISSIPPI...AND THE FAR
WESTERN FLORIDA PANHANDLE...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS
OF 3 INCHES.
STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1 TO
3 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST NEAR AND TO THE
RIGHT OF WHERE THE CENTER MAKES LANDFALL ON THE NORTHERN GULF
COAST.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...700 AM CDT.
NEXT COMPLETE ADVISORY...1000 AM CDT.
TROPICAL DEPRESSION BONNIE ADVISORY NUMBER 8
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL032010
400 AM CDT SAT JUL 24 2010
...BONNIE CONTINUES WEST-NORTHWESTWARD...STILL A TROPICAL
DEPRESSION...
SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...27.0N 85.1W
ABOUT 285 MI...455 KM ESE OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 185 MI...300 KM S OF APALACHICOLA FLORIDA
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 17 MPH...28 KM/HR
MINIMUM CENTRAL PRESSURE...1013 MB...29.91 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* DESTIN FLORIDA TO MORGAN CITY LOUISIANA...INCLUDING LAKE
PONTCHARTRAIN
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL DEPRESSION BONNIE
WAS LOCATED NEAR LATITUDE 27.0 NORTH...LONGITUDE 85.1 WEST. THE
DEPRESSION IS MOVING TOWARD THE WEST-NORTHWEST NEAR 17 MPH...28
KM/HR. A GRADUAL DECREASE IN FORWARD SPEED IS EXPECTED TODAY WITH
LITTLE CHANGE IN THE DIRECTION OF MOTION. ON THIS TRACK...THE
CENTER OF BONNIE IS FORECAST TO MOVE OVER THE EASTERN GULF OF
MEXICO TODAY AND APPROACH THE NORTHERN GULF COAST TONIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/HR...WITH HIGHER
GUSTS. SLIGHT STRENGTHENING IS POSSIBLE TODAY...AND BONNIE COULD
REGAIN TROPICAL STORM STRENGTH BEFORE REACHING THE NORTHERN GULF
COAST.
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE
HURRICANE HUNTER AIRCRAFT IS 1013 MB...29.91 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM FORCE WINDS MAINLY IN SQUALLS WILL LIKELY
BEGIN ALONG PORTIONS OF THE NORTHERN GULF COAST WITHIN THE WARNING
AREA LATE TODAY.
RAINFALL...BONNIE IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 1 TO 2 INCHES OVER PORTIONS OF SOUTHERN
LOUISIANA...SOUTHERN ALABAMA...SOUTHERN MISSISSIPPI...AND THE FAR
WESTERN FLORIDA PANHANDLE...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS
OF 3 INCHES.
STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1 TO
3 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST NEAR AND TO THE
RIGHT OF WHERE THE CENTER MAKES LANDFALL ON THE NORTHERN GULF
COAST.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...700 AM CDT.
NEXT COMPLETE ADVISORY...1000 AM CDT.