Post by NHC Olney Maryland on Jul 25, 2010 12:56:59 GMT -5
BULLETIN
TROPICAL DEPRESSION BONNIE INTERMEDIATE ADVISORY NUMBER 8A
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL032010
700 AM CDT SAT JUL 24 2010
...BONNIE COULD DEGENERATE INTO AN AREA OF LOW PRESSURE...WARNINGS
WILL LIKELY BE DISCONTINUED LATER THIS MORNING...
SUMMARY OF 700 AM CDT...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...27.6N 86.1W
ABOUT 215 MI...345 KM ESE OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 160 MI...260 KM SSW OF APALACHICOLA FLORIDA
MAXIMUM SUSTAINED WINDS...30 MPH...50 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 18 MPH...32 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
THE TROPICAL STORM WARNING WILL LIKELY BE DISCONTINUED LATER THIS
MORNING.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY
YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 700 AM CDT...1200 UTC...THE CENTER OF TROPICAL DEPRESSION BONNIE
WAS LOCATED NEAR LATITUDE 27.6 NORTH...LONGITUDE 86.1 WEST. THE
DEPRESSION IS MOVING TOWARD THE WEST-NORTHWEST NEAR 20 MPH...32
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 APPROACH THE NORTHERN GULF COAST
TONIGHT.
SATELLITE IMAGES AND DATA FROM A RECONNAISSANCE PLANE INDICATE THAT
BONNIE HAS BECOME LESS ORGANIZED. MAXIMUM SUSTAINED WINDS HAVE
DECREASED TO ARE NEAR 30 MPH...50 KM/HR...WITH HIGHER GUSTS.
STRENGTHENING IS BECOMING LESS LIKELY.
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 COULD REACH
PORTIONS OF THE NORTHERN GULF COAST LATER 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 COMPLETE ADVISORY...1000 AM CDT.
TROPICAL DEPRESSION BONNIE INTERMEDIATE ADVISORY NUMBER 8A
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL032010
700 AM CDT SAT JUL 24 2010
...BONNIE COULD DEGENERATE INTO AN AREA OF LOW PRESSURE...WARNINGS
WILL LIKELY BE DISCONTINUED LATER THIS MORNING...
SUMMARY OF 700 AM CDT...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...27.6N 86.1W
ABOUT 215 MI...345 KM ESE OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 160 MI...260 KM SSW OF APALACHICOLA FLORIDA
MAXIMUM SUSTAINED WINDS...30 MPH...50 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 18 MPH...32 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
THE TROPICAL STORM WARNING WILL LIKELY BE DISCONTINUED LATER THIS
MORNING.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY
YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 700 AM CDT...1200 UTC...THE CENTER OF TROPICAL DEPRESSION BONNIE
WAS LOCATED NEAR LATITUDE 27.6 NORTH...LONGITUDE 86.1 WEST. THE
DEPRESSION IS MOVING TOWARD THE WEST-NORTHWEST NEAR 20 MPH...32
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 APPROACH THE NORTHERN GULF COAST
TONIGHT.
SATELLITE IMAGES AND DATA FROM A RECONNAISSANCE PLANE INDICATE THAT
BONNIE HAS BECOME LESS ORGANIZED. MAXIMUM SUSTAINED WINDS HAVE
DECREASED TO ARE NEAR 30 MPH...50 KM/HR...WITH HIGHER GUSTS.
STRENGTHENING IS BECOMING LESS LIKELY.
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 COULD REACH
PORTIONS OF THE NORTHERN GULF COAST LATER 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 COMPLETE ADVISORY...1000 AM CDT.