Pathfinder
Editor, Senior Moderator
Tropical Storm MARIA Public Advisory
000
WTNT34 KNHC 141443
TCPAT4
BULLETIN
TROPICAL STORM MARIA ADVISORY NUMBER 32
NWS NATIONAL HURRICANE CENTER MIAMI FL AL142011
1100 AM AST WED SEP 14 2011
...MARIA TURNS TO THE NORTH...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...25.2N 69.4W
ABOUT 420 MI...670 KM ENE OF THE CENTRAL BAHAMAS
ABOUT 565 MI...910 KM SSW OF BERMUDA
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...N OR 350 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* BERMUDA
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM AST...1500 UTC...THE CENTER OF TROPICAL STORM MARIA WAS
LOCATED NEAR LATITUDE 25.2 NORTH...LONGITUDE 69.4 WEST. MARIA IS
MOVING TOWARD THE NORTH NEAR 14 MPH...22 KM/H. A TURN TO THE
NORTH-NORTHEAST AND AN INCREASE IN FORWARD SPEED IS EXPECTED ON
THURSDAY. ON THE FORECAST TRACK...THE CENTER OF MARIA WILL PASS
WEST OF BERMUDA ON THURSDAY MORNING.
MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH HIGHER
GUSTS. SOME INCREASE IN STRENGTH IS POSSIBLE THROUGH TOMORROW
BEFORE WEAKENING LIKELY BEGINS ON FRIDAY.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
FROM THE CENTER. NOAA DATA BUOY 41046...LOCATED SOUTHEAST OF THE
CENTER...RECENTLY REPORTED A SUSTAINED WIND OF 40 MPH...65 KM/H AND
A GUST OF 49 MPH...79 KM/H.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1001 MB...29.56 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...RAINFALL AMOUNTS OF 1 TO 3 INCHES CAN BE EXPECTED ACROSS
BERMUDA THROUGH THURSDAY MORNING.
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED ON BERMUDA BY LATE
TONIGHT OR EARLY THURSDAY.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM AST.
NEXT COMPLETE ADVISORY...500 PM AST.
$$
FORECASTER BLAKE/BEVEN
http://www.nhc.noaa.gov/text/refresh/MIATCPAT4+shtml/141443.shtml?
--------------------------------------------------------
Tropical Storm MARIA Forecast Discussion
000
WTNT44 KNHC 141445
TCDAT4
TROPICAL STORM MARIA DISCUSSION NUMBER 32
NWS NATIONAL HURRICANE CENTER MIAMI FL AL142011
1100 AM AST WED SEP 14 2011
VISIBLE SATELLITE IMAGERY INDICATES THAT THE CENTER OF MARIA REMAINS
ON THE NORTHWESTERN EDGE OF THE DEEP CONVECTION...A BIT WEST OF
EARLIER ESTIMATES. WHILE MARIA IS MORE ORGANIZED THAN YESTERDAY...
WIND SHEAR HAS CLEARLY BEEN INHIBITING ANY SIGNIFICANT
STRENGTHENING. SATELLITE CLASSIFICATIONS SUPPORT RETAINING AN
INITIAL INTENSITY OF 50 KT. MARIA HAS SOME CHANCE TO INTENSIFY FOR
THE NEXT DAY OR SO UNTIL THE SYSTEM ENCOUNTERS A RATHER HIGH SHEAR
ENVIRONMENT AND CROSSES THE NORTH WALL OF THE GULF STREAM. ABOUT
HALF OF THE MODELS...IN FACT...MAKE MARIA A HURRICANE. GIVEN THAT
THIS STORM HAS BEEN AN UNDERPERFORMER...AND STILL HAS TO MOVE
THROUGH THE SST WAKE OF KATIA...THE NHC FORECAST WILL STAY ON THE
LOWER SIDE OF THE GUIDANCE.
THE INITIAL MOTION ESTIMATE IS 350/12 KT. IT APPEARS THAT THE
LONG-AWAITED TURN TO THE NORTH AND ACCELERATION OF THE STORM HAS
BEGUN DUE TO A TROUGH OFFSHORE OF THE UNITED STATES EAST COAST.
THIS TROUGH SHOULD TURN THE CYCLONE TO THE NORTH-NORTHEAST BY
TOMORROW AND CAUSE A LARGE INCREASE IN FORWARD SPEED AS MARIA GETS
CAUGHT IN RATHER FAST SOUTHWESTERLY FLOW. THE NHC FORECAST IS
ADJUSTED A BIT TO THE LEFT IN THE FIRST 24 HR...MOSTLY BECAUSE OF
THE REPOSITIONING...BUT IS VERY CLOSE TO THE PREVIOUS FORECAST
AFTER THAT TIME. IN ABOUT 48 HOURS...MARIA SHOULD BE LOSING
TROPICAL CHARACTERISTICS DUE TO EXTREMELY HIGH SHEAR AND COLD
WATERS. ALMOST ALL OF THE GUIDANCE HAVE THE SYSTEM BEING ABSORBED
INTO A FRONTAL BOUNDARY IN 3 DAYS...AND THE OFFICIAL FORECAST
AGREES WITH THAT SCENARIO.
FORECAST POSITIONS AND MAX WINDS
INIT 14/1500Z 25.2N 69.4W 50 KT 60 MPH
12H 15/0000Z 27.6N 69.4W 50 KT 60 MPH
24H 15/1200Z 31.6N 68.3W 55 KT 65 MPH
36H 16/0000Z 36.5N 65.3W 60 KT 70 MPH
48H 16/1200Z 42.5N 58.5W 55 KT 65 MPH
72H 17/1200Z...ABSORBED BY A COLD FRONT
$$
FORECASTER BLAKE
http://www.nhc.noaa.gov/text/refresh/MIATCDAT4+shtml/141445.shtml?
-----------------------------------------------------
Tropical Storm Force Wind Speed Probabilities - 120 Hours
Select a Future Forecast Time Below:
0 12 24 36 48 60 72 84 96 108 120 hours Loop
Click image to zoom out ? Download GIS data: 0.1 degree .shp 0.5 degree .shp
Click Here for a Printer Friendly Graphic
http://www.nhc.noaa.gov/refresh/graphics_at4+shtml/144740.shtml?tswind120?large#contents
Coastal Watches/Warnings and 5-Day Forecast Cone for Storm Center
Click image to zoom out ? Download GIS data
Other images: 5-Day track on ? 3-Day track on ? 3-Day track off ? Interactive<SUP>New!</SUP>
Click Here for a Printer Friendly Graphic
Note: If a storm is expected to dissipate within 5 days, its track will be shorter
http://www.nhc.noaa.gov/refresh/graphics_at4+shtml/144740.shtml?5-daynl?large#contents
000
WTNT34 KNHC 141443
TCPAT4
BULLETIN
TROPICAL STORM MARIA ADVISORY NUMBER 32
NWS NATIONAL HURRICANE CENTER MIAMI FL AL142011
1100 AM AST WED SEP 14 2011
...MARIA TURNS TO THE NORTH...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...25.2N 69.4W
ABOUT 420 MI...670 KM ENE OF THE CENTRAL BAHAMAS
ABOUT 565 MI...910 KM SSW OF BERMUDA
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...N OR 350 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* BERMUDA
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM AST...1500 UTC...THE CENTER OF TROPICAL STORM MARIA WAS
LOCATED NEAR LATITUDE 25.2 NORTH...LONGITUDE 69.4 WEST. MARIA IS
MOVING TOWARD THE NORTH NEAR 14 MPH...22 KM/H. A TURN TO THE
NORTH-NORTHEAST AND AN INCREASE IN FORWARD SPEED IS EXPECTED ON
THURSDAY. ON THE FORECAST TRACK...THE CENTER OF MARIA WILL PASS
WEST OF BERMUDA ON THURSDAY MORNING.
MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH HIGHER
GUSTS. SOME INCREASE IN STRENGTH IS POSSIBLE THROUGH TOMORROW
BEFORE WEAKENING LIKELY BEGINS ON FRIDAY.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
FROM THE CENTER. NOAA DATA BUOY 41046...LOCATED SOUTHEAST OF THE
CENTER...RECENTLY REPORTED A SUSTAINED WIND OF 40 MPH...65 KM/H AND
A GUST OF 49 MPH...79 KM/H.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1001 MB...29.56 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...RAINFALL AMOUNTS OF 1 TO 3 INCHES CAN BE EXPECTED ACROSS
BERMUDA THROUGH THURSDAY MORNING.
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED ON BERMUDA BY LATE
TONIGHT OR EARLY THURSDAY.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM AST.
NEXT COMPLETE ADVISORY...500 PM AST.
$$
FORECASTER BLAKE/BEVEN
http://www.nhc.noaa.gov/text/refresh/MIATCPAT4+shtml/141443.shtml?
--------------------------------------------------------
Tropical Storm MARIA Forecast Discussion
000
WTNT44 KNHC 141445
TCDAT4
TROPICAL STORM MARIA DISCUSSION NUMBER 32
NWS NATIONAL HURRICANE CENTER MIAMI FL AL142011
1100 AM AST WED SEP 14 2011
VISIBLE SATELLITE IMAGERY INDICATES THAT THE CENTER OF MARIA REMAINS
ON THE NORTHWESTERN EDGE OF THE DEEP CONVECTION...A BIT WEST OF
EARLIER ESTIMATES. WHILE MARIA IS MORE ORGANIZED THAN YESTERDAY...
WIND SHEAR HAS CLEARLY BEEN INHIBITING ANY SIGNIFICANT
STRENGTHENING. SATELLITE CLASSIFICATIONS SUPPORT RETAINING AN
INITIAL INTENSITY OF 50 KT. MARIA HAS SOME CHANCE TO INTENSIFY FOR
THE NEXT DAY OR SO UNTIL THE SYSTEM ENCOUNTERS A RATHER HIGH SHEAR
ENVIRONMENT AND CROSSES THE NORTH WALL OF THE GULF STREAM. ABOUT
HALF OF THE MODELS...IN FACT...MAKE MARIA A HURRICANE. GIVEN THAT
THIS STORM HAS BEEN AN UNDERPERFORMER...AND STILL HAS TO MOVE
THROUGH THE SST WAKE OF KATIA...THE NHC FORECAST WILL STAY ON THE
LOWER SIDE OF THE GUIDANCE.
THE INITIAL MOTION ESTIMATE IS 350/12 KT. IT APPEARS THAT THE
LONG-AWAITED TURN TO THE NORTH AND ACCELERATION OF THE STORM HAS
BEGUN DUE TO A TROUGH OFFSHORE OF THE UNITED STATES EAST COAST.
THIS TROUGH SHOULD TURN THE CYCLONE TO THE NORTH-NORTHEAST BY
TOMORROW AND CAUSE A LARGE INCREASE IN FORWARD SPEED AS MARIA GETS
CAUGHT IN RATHER FAST SOUTHWESTERLY FLOW. THE NHC FORECAST IS
ADJUSTED A BIT TO THE LEFT IN THE FIRST 24 HR...MOSTLY BECAUSE OF
THE REPOSITIONING...BUT IS VERY CLOSE TO THE PREVIOUS FORECAST
AFTER THAT TIME. IN ABOUT 48 HOURS...MARIA SHOULD BE LOSING
TROPICAL CHARACTERISTICS DUE TO EXTREMELY HIGH SHEAR AND COLD
WATERS. ALMOST ALL OF THE GUIDANCE HAVE THE SYSTEM BEING ABSORBED
INTO A FRONTAL BOUNDARY IN 3 DAYS...AND THE OFFICIAL FORECAST
AGREES WITH THAT SCENARIO.
FORECAST POSITIONS AND MAX WINDS
INIT 14/1500Z 25.2N 69.4W 50 KT 60 MPH
12H 15/0000Z 27.6N 69.4W 50 KT 60 MPH
24H 15/1200Z 31.6N 68.3W 55 KT 65 MPH
36H 16/0000Z 36.5N 65.3W 60 KT 70 MPH
48H 16/1200Z 42.5N 58.5W 55 KT 65 MPH
72H 17/1200Z...ABSORBED BY A COLD FRONT
$$
FORECASTER BLAKE
http://www.nhc.noaa.gov/text/refresh/MIATCDAT4+shtml/141445.shtml?
-----------------------------------------------------
Tropical Storm Force Wind Speed Probabilities - 120 Hours
Select a Future Forecast Time Below:
0 12 24 36 48 60 72 84 96 108 120 hours Loop
Click image to zoom out ? Download GIS data: 0.1 degree .shp 0.5 degree .shp
Click Here for a Printer Friendly Graphic
http://www.nhc.noaa.gov/refresh/graphics_at4+shtml/144740.shtml?tswind120?large#contents
Coastal Watches/Warnings and 5-Day Forecast Cone for Storm Center
Click image to zoom out ? Download GIS data
Other images: 5-Day track on ? 3-Day track on ? 3-Day track off ? Interactive<SUP>New!</SUP>
Click Here for a Printer Friendly Graphic
Note: If a storm is expected to dissipate within 5 days, its track will be shorter
http://www.nhc.noaa.gov/refresh/graphics_at4+shtml/144740.shtml?5-daynl?large#contents