Tropical Discussion

TROPICAL DEPRESSION BONNIE ADVISORY NUMBER 7
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032010
1100 PM EDT FRI JUL 23 2010

...DISORGANIZED BONNIE MOVING THROUGH THE EASTERN GULF OF MEXICO...

SUMMARY OF 1100 PM EDT...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...26.4N 83.4W
ABOUT 395 MI...635 KM ESE OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 85 MI...135 KM SW OF SARASOTA FLORIDA
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 17 MPH...28 KM/HR
MINIMUM CENTRAL PRESSURE...1010 MB...29.83 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 1100 PM EDT...0300 UTC...THE CENTER OF TROPICAL DEPRESSION BONNIE
WAS LOCATED NEAR LATITUDE 26.4 NORTH...LONGITUDE 83.4 WEST. THE
DEPRESSION IS MOVING TOWARD THE WEST-NORTHWEST NEAR 17 MPH...
28 KM/HR. THIS GENERAL TRACK WITH A DECREASE IN FORWARD SPEED IS
EXPECTED TO CONTINUE DURING THE NEXT TWO DAYS. ON THE FORECAST
TRACK...BONNIE IS EXPECTED TO CROSS THE EASTERN GULF OF MEXICO
TONIGHT AND SATURDAY AND REACH THE NORTHERN GULF COAST SATURDAY
NIGHT OR EARLY SUNDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/HR...WITH HIGHER
GUSTS. SLIGHT STRENGTHENING IS FORECAST ON SATURDAY...AND BONNIE
COULD REGAIN TROPICAL STORM STRENGTH BEFORE REACHING THE NORTHERN
GULF COAST.

THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE
HURRICANE HUNTER AIRCRAFT IS 1010 MB...29.83 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 ON SATURDAY.

RAINFALL...BONNIE IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 1 TO 3 INCHES OVER PORTIONS OF SOUTHEASTERN
LOUISIANA...SOUTHERN ALABAMA...SOUTHERN MISSISSIPPI...AND THE FAR
WESTERN FLORIDA PANHANDLE...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS
OF 5 INCHES.

STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2 TO
4 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST NEAR AND TO THE
RIGHT OF WHERE THE CENTER MAKES LANDFALL ON THE NORTHERN GULF
COAST.


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