Post by Nws Olney Maryland on Sept 6, 2011 10:13:21 GMT -5
TROPICAL DEPRESSION LEE ADVISORY NUMBER 14
NWS NATIONAL HURRICANE CENTER MIAMI FL AL132011
1000 PM CDT SUN SEP 04 2011
...LEE WEAKENS TO A TROPICAL DEPRESSION...FLOODING RAINS EXPECTED TO
SPREAD FROM THE CENTRAL GULF COAST TO THE APPALACHIANS...
SUMMARY OF 1000 PM CDT...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...31.0N 91.4W
ABOUT 55 MI...90 KM WSW OF MCCOMB MISSISSIPPI
ABOUT 60 MI...95 KM ESE OF ALEXANDRIA LOUISIANA
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...ENE OR 60 DEGREES AT 7 MPH...11 KM/H
MINIMUM CENTRAL PRESSURE...990 MB...29.23 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
ALL COASTAL TROPICAL STORM WARNINGS HAVE BEEN DISCONTINUED.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
NONE
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 1000 PM CDT...0300 UTC...THE CENTER OF TROPICAL DEPRESSION LEE
WAS LOCATED NEAR LATITUDE 31.0 NORTH...LONGITUDE 91.4 WEST. THE
DEPRESSION IS MOVING TOWARD THE EAST-NORTHEAST NEAR 7 MPH...11 KM/H.
A TURN TOWARD THE NORTHEAST AND SOME INCREASE IN FORWARD SPEED ARE
EXPECTED IN THE NEXT DAY OR SO. ON THE FORECAST TRACK...THE CENTER
OF LEE WILL MOVE ACROSS SOUTHERN MISSISSIPPI OVERNIGHT AND MONDAY.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 35 MPH...55 KM/H...
WITH HIGHER GUSTS...AND THESE STRONGEST WINDS ARE LOCATED WELL TO
THE SOUTH AND SOUTHEAST OF THE CENTER OVER WATER. LITTLE CHANGE IN
STRENGTH IS EXPECTED IN THE NEXT DAY OR SO AS LEE BECOMES AN
EXTRATROPICAL CYCLONE.
THE ESTIMATED MINIMUM CENTRAL PRESSURE BASED ON SURFACE OBSERVATIONS
IS 990 MB...29.23 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...LEE IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 10
TO 15 INCHES ACROSS THE CENTRAL GULF COAST REGION...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 20 INCHES THROUGH TUESDAY. HEAVY RAINS
WILL CONTINUE TO EXPAND NORTHEASTWARD INTO THE TENNESSEE VALLEY AND
SOUTHERN APPALACHIAN MOUNTAINS THROUGH TUESDAY WITH RAINFALL
AMOUNTS OF 4 TO 8 INCHES EXPECTED...WITH ISOLATED AMOUNTS OF 10
INCHES POSSIBLE. THESE RAINS ARE EXPECTED TO CAUSE EXTENSIVE
FLOODING AND FLASH FLOODING.
STORM SURGE...ELEVATED WATER LEVELS WILL BE SLOW TO RECEDE ALONG
THE GULF COAST FROM LOUISIANA TO THE FLORIDA PANHANDLE DUE TO
PERSISTENT ONSHORE WINDS. PLEASE SEE PRODUCTS FROM YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR LOCATION-SPECIFIC STORM TIDE
AND STORM SURGE INFORMATION.
TORNADOES...A FEW TORNADOES ARE POSSIBLE OVERNIGHT AND MONDAY OVER
PORTIONS OF SOUTHERN LOUISIANA...SOUTHERN MISSISSIPPI...SOUTHERN
ALABAMA...THE FLORIDA PANHANDLE...AND EXTREME SOUTHWESTERN GEORGIA.
NEXT ADVISORY
-------------
THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON LEE. FUTURE INFORMATION ON LEE CAN BE FOUND IN PUBLIC
ADVISORIES ISSUED BY THE HYDROMETEOROLOGICAL PREDICTION CENTER...
UNDER AWIPS HEADER TCPAT3 AND WMO HEADER WTNT33 KWNH...BEGINNING AT
400 AM CDT.
NWS NATIONAL HURRICANE CENTER MIAMI FL AL132011
1000 PM CDT SUN SEP 04 2011
...LEE WEAKENS TO A TROPICAL DEPRESSION...FLOODING RAINS EXPECTED TO
SPREAD FROM THE CENTRAL GULF COAST TO THE APPALACHIANS...
SUMMARY OF 1000 PM CDT...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...31.0N 91.4W
ABOUT 55 MI...90 KM WSW OF MCCOMB MISSISSIPPI
ABOUT 60 MI...95 KM ESE OF ALEXANDRIA LOUISIANA
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...ENE OR 60 DEGREES AT 7 MPH...11 KM/H
MINIMUM CENTRAL PRESSURE...990 MB...29.23 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
ALL COASTAL TROPICAL STORM WARNINGS HAVE BEEN DISCONTINUED.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
NONE
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 1000 PM CDT...0300 UTC...THE CENTER OF TROPICAL DEPRESSION LEE
WAS LOCATED NEAR LATITUDE 31.0 NORTH...LONGITUDE 91.4 WEST. THE
DEPRESSION IS MOVING TOWARD THE EAST-NORTHEAST NEAR 7 MPH...11 KM/H.
A TURN TOWARD THE NORTHEAST AND SOME INCREASE IN FORWARD SPEED ARE
EXPECTED IN THE NEXT DAY OR SO. ON THE FORECAST TRACK...THE CENTER
OF LEE WILL MOVE ACROSS SOUTHERN MISSISSIPPI OVERNIGHT AND MONDAY.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 35 MPH...55 KM/H...
WITH HIGHER GUSTS...AND THESE STRONGEST WINDS ARE LOCATED WELL TO
THE SOUTH AND SOUTHEAST OF THE CENTER OVER WATER. LITTLE CHANGE IN
STRENGTH IS EXPECTED IN THE NEXT DAY OR SO AS LEE BECOMES AN
EXTRATROPICAL CYCLONE.
THE ESTIMATED MINIMUM CENTRAL PRESSURE BASED ON SURFACE OBSERVATIONS
IS 990 MB...29.23 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...LEE IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 10
TO 15 INCHES ACROSS THE CENTRAL GULF COAST REGION...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 20 INCHES THROUGH TUESDAY. HEAVY RAINS
WILL CONTINUE TO EXPAND NORTHEASTWARD INTO THE TENNESSEE VALLEY AND
SOUTHERN APPALACHIAN MOUNTAINS THROUGH TUESDAY WITH RAINFALL
AMOUNTS OF 4 TO 8 INCHES EXPECTED...WITH ISOLATED AMOUNTS OF 10
INCHES POSSIBLE. THESE RAINS ARE EXPECTED TO CAUSE EXTENSIVE
FLOODING AND FLASH FLOODING.
STORM SURGE...ELEVATED WATER LEVELS WILL BE SLOW TO RECEDE ALONG
THE GULF COAST FROM LOUISIANA TO THE FLORIDA PANHANDLE DUE TO
PERSISTENT ONSHORE WINDS. PLEASE SEE PRODUCTS FROM YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR LOCATION-SPECIFIC STORM TIDE
AND STORM SURGE INFORMATION.
TORNADOES...A FEW TORNADOES ARE POSSIBLE OVERNIGHT AND MONDAY OVER
PORTIONS OF SOUTHERN LOUISIANA...SOUTHERN MISSISSIPPI...SOUTHERN
ALABAMA...THE FLORIDA PANHANDLE...AND EXTREME SOUTHWESTERN GEORGIA.
NEXT ADVISORY
-------------
THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON LEE. FUTURE INFORMATION ON LEE CAN BE FOUND IN PUBLIC
ADVISORIES ISSUED BY THE HYDROMETEOROLOGICAL PREDICTION CENTER...
UNDER AWIPS HEADER TCPAT3 AND WMO HEADER WTNT33 KWNH...BEGINNING AT
400 AM CDT.