Post by Nws Olney Maryland on Sept 2, 2011 10:22:04 GMT -5
BULLETIN
TROPICAL DEPRESSION THIRTEEN SPECIAL ADVISORY NUMBER 1
NWS NATIONAL HURRICANE CENTER MIAMI FL AL132011
700 PM CDT THU SEP 01 2011
...TROPICAL DEPRESSION FORMS OVER THE CENTRAL GULF OF MEXICO...
...TROPICAL STORM WARNINGS ISSUED FOR PORTIONS OF THE NORTHERN GULF
COAST...
SUMMARY OF 700 PM CDT...0000 UTC...INFORMATION
----------------------------------------------
LOCATION...26.6N 91.4W
ABOUT 225 MI...360 KM SW OF THE MOUTH OF THE MISSISSIPPI RIVER
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...NW OR 315 DEGREES AT 6 MPH...9 KM/H
MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE COAST OF THE
NORTHERN GULF OF MEXICO FROM PASCAGOULA MISSISSIPPI WESTWARD TO
SABINE PASS TEXAS.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PASCAGOULA MISSISSIPPI WESTWARD TO SABINE PASS TEXAS
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
24 HOURS.
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 PM CDT...0000 UTC...THE CENTER OF TROPICAL DEPRESSION
THIRTEEN WAS LOCATED NEAR LATITUDE 26.6 NORTH...LONGITUDE 91.4 WEST.
THE DEPRESSION IS MOVING TOWARD THE NORTHWEST NEAR 6 MPH...9 KM/H.
A SLOW NORTHWESTWARD MOTION IS FORECAST THROUGH FRIDAY...FOLLOWED
BY A TURN TOWARD THE NORTH FRIDAY NIGHT OR SATURDAY. ON THIS
TRACK...THE CENTER OF THE CYCLONE IS EXPECTED TO APPROACH THE COAST
OF SOUTHERN LOUISIANA ON SATURDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS AND
THE DEPRESSION COULD BECOME A TROPICAL STORM ON FRIDAY.
THE ESTIMATED MINIMUM CENTRAL PRESSURE FROM A NOAA RECONNAISSANCE
AIRCRAFT WAS 1007 MB...29.74 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...THE DEPRESSION IS EXPECTED TO PRODUCE TOTAL RAIN
ACCUMULATIONS OF 10 TO 15 INCHES OVER SOUTHERN LOUISIANA...SOUTHERN
MISSISSIPPI...AND SOUTHERN ALABAMA THROUGH SUNDAY...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 20 INCHES.
STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1
TO 3 FEET ABOVE GROUND LEVEL ALONG THE NORTHERN GULF COAST IN AREAS
OF ONSHORE FLOW.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 PM CDT.
TROPICAL DEPRESSION THIRTEEN SPECIAL ADVISORY NUMBER 1
NWS NATIONAL HURRICANE CENTER MIAMI FL AL132011
700 PM CDT THU SEP 01 2011
...TROPICAL DEPRESSION FORMS OVER THE CENTRAL GULF OF MEXICO...
...TROPICAL STORM WARNINGS ISSUED FOR PORTIONS OF THE NORTHERN GULF
COAST...
SUMMARY OF 700 PM CDT...0000 UTC...INFORMATION
----------------------------------------------
LOCATION...26.6N 91.4W
ABOUT 225 MI...360 KM SW OF THE MOUTH OF THE MISSISSIPPI RIVER
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...NW OR 315 DEGREES AT 6 MPH...9 KM/H
MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE COAST OF THE
NORTHERN GULF OF MEXICO FROM PASCAGOULA MISSISSIPPI WESTWARD TO
SABINE PASS TEXAS.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PASCAGOULA MISSISSIPPI WESTWARD TO SABINE PASS TEXAS
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
24 HOURS.
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 PM CDT...0000 UTC...THE CENTER OF TROPICAL DEPRESSION
THIRTEEN WAS LOCATED NEAR LATITUDE 26.6 NORTH...LONGITUDE 91.4 WEST.
THE DEPRESSION IS MOVING TOWARD THE NORTHWEST NEAR 6 MPH...9 KM/H.
A SLOW NORTHWESTWARD MOTION IS FORECAST THROUGH FRIDAY...FOLLOWED
BY A TURN TOWARD THE NORTH FRIDAY NIGHT OR SATURDAY. ON THIS
TRACK...THE CENTER OF THE CYCLONE IS EXPECTED TO APPROACH THE COAST
OF SOUTHERN LOUISIANA ON SATURDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 35 MPH...55 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS AND
THE DEPRESSION COULD BECOME A TROPICAL STORM ON FRIDAY.
THE ESTIMATED MINIMUM CENTRAL PRESSURE FROM A NOAA RECONNAISSANCE
AIRCRAFT WAS 1007 MB...29.74 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...THE DEPRESSION IS EXPECTED TO PRODUCE TOTAL RAIN
ACCUMULATIONS OF 10 TO 15 INCHES OVER SOUTHERN LOUISIANA...SOUTHERN
MISSISSIPPI...AND SOUTHERN ALABAMA THROUGH SUNDAY...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 20 INCHES.
STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1
TO 3 FEET ABOVE GROUND LEVEL ALONG THE NORTHERN GULF COAST IN AREAS
OF ONSHORE FLOW.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 PM CDT.