Post by NHC Olney Maryland on Jun 29, 2010 12:14:24 GMT -5
BULLETIN
TROPICAL STORM ALEX INTERMEDIATE ADVISORY NUMBER 13A
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL012010
700 PM CDT MON JUN 28 2010
...ALEX MOVING LITTLE...
SUMMARY OF 700 PM CDT...0000 UTC...INFORMATION
----------------------------------------------
LOCATION...20.6N 91.6W
ABOUT 420 MI...675 KM ESE OF TAMPICO MEXICO
ABOUT 525 MI...845 KM SE OF BROWNSVILLE TEXAS
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR
PRESENT MOVEMENT...STATIONARY
MINIMUM CENTRAL PRESSURE...990 MB...29.23 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WATCH IS IN EFFECT FOR...
* THE COAST OF TEXAS SOUTH OF BAFFIN BAY TO THE MOUTH OF THE RIO
GRANDE
* THE COAST OF MEXICO FROM THE MOUTH OF THE RIO GRANDE TO LA CRUZ
A TROPICAL STORM WATCH IN IN EFFECT FOR...
* THE COAST OF TEXAS FROM BAFFIN BAY TO PORT OCONNOR
A HURRICANE WARNING COULD BE REQUIRED FOR A PORTION OF THE HURRICANE
WATCH AREA TONIGHT.
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA. A WATCH IS TYPICALLY ISSUED 48 HOURS
BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
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. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 700 PM CDT...0000 UTC...THE CENTER OF TROPICAL STORM ALEX WAS
LOCATED NEAR LATITUDE 20.6 NORTH...LONGITUDE 91.6 WEST. ALEX HAS
BEEN NEARLY STATIONARY OVER THE PAST FEW HOURS...BUT IS EXPECTED TO
RESUME A NORTH-NORTWESTWARD MOTION NEAR 5 MPH...7 KM/HR...TONIGHT.
AN INCREASE IN FORWARD SPEED AND A TURN TOWARD THE NORTHWEST ARE
EXPECTED ON TUESDAY...FOLLOWED BY A TURN TOWARD THE WEST-NORTHWEST
ON WEDNESDAY. ON THE FORECAST TRACK...ALEX WILL MOVE ACROSS THE
SOUTHERN GULF OF MEXICO AND APPROACH THE COAST WITHIN THE HURRICANE
WATCH AREA LATE WEDNESDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/HR...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...
AND ALEX IS EXPECTED TO BECOME A HURRICANE ON TUESDAY. A HURRICANE
HUNTER PLANE IS CURRENTLY APPROACHING THE CENTER OF ALEX.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM
FROM THE CENTER. AN AUTOMATED STATION FROM THE MEXICAN NAVY AT CAYO
ARCAS...LOCATED JUST TO THE SOUTHWEST OF THE CENTER OF ALEX...
RECENTLY REPORTED A SUSTAINED WIND OF 38 MPH...61 KM/HR...AND
A GUST OF 45 MPH...73 KM/HR.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 990 MB...29.23 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...ALEX IS EXPECTED TO PRODUCE ADDITIONAL RAINFALL
ACCUMULATIONS OF 3 TO 6 INCHES OVER SOUTHERN MEXICO AND THE YUCATAN
PENINSULA THROUGH TUESDAY. ISOLATED MAXIMUM AMOUNTS OF 10 INCHES
ARE POSSIBLE OVER MOUNTAINOUS AREAS. THESE RAINS COULD CAUSE
LIFE-THREATENING FLASH FLOODS AND MUD SLIDES.
HEAVY RAINS COULD REACH THE COASTAL AREAS OF TAMAULIPAS AND NORTHERN
VERACRUZ OF MEXICO AND SOUTH TEXAS TUESDAY NIGHT AND WEDNESDAY.
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO APPROACH THE COAST
WITHIN THE HURRICANE AND TROPICAL STORM WATCH AREAS ON WEDNESDAY...
MAKING OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 PM CDT.
TROPICAL STORM ALEX INTERMEDIATE ADVISORY NUMBER 13A
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL012010
700 PM CDT MON JUN 28 2010
...ALEX MOVING LITTLE...
SUMMARY OF 700 PM CDT...0000 UTC...INFORMATION
----------------------------------------------
LOCATION...20.6N 91.6W
ABOUT 420 MI...675 KM ESE OF TAMPICO MEXICO
ABOUT 525 MI...845 KM SE OF BROWNSVILLE TEXAS
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR
PRESENT MOVEMENT...STATIONARY
MINIMUM CENTRAL PRESSURE...990 MB...29.23 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WATCH IS IN EFFECT FOR...
* THE COAST OF TEXAS SOUTH OF BAFFIN BAY TO THE MOUTH OF THE RIO
GRANDE
* THE COAST OF MEXICO FROM THE MOUTH OF THE RIO GRANDE TO LA CRUZ
A TROPICAL STORM WATCH IN IN EFFECT FOR...
* THE COAST OF TEXAS FROM BAFFIN BAY TO PORT OCONNOR
A HURRICANE WARNING COULD BE REQUIRED FOR A PORTION OF THE HURRICANE
WATCH AREA TONIGHT.
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA. A WATCH IS TYPICALLY ISSUED 48 HOURS
BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
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. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 700 PM CDT...0000 UTC...THE CENTER OF TROPICAL STORM ALEX WAS
LOCATED NEAR LATITUDE 20.6 NORTH...LONGITUDE 91.6 WEST. ALEX HAS
BEEN NEARLY STATIONARY OVER THE PAST FEW HOURS...BUT IS EXPECTED TO
RESUME A NORTH-NORTWESTWARD MOTION NEAR 5 MPH...7 KM/HR...TONIGHT.
AN INCREASE IN FORWARD SPEED AND A TURN TOWARD THE NORTHWEST ARE
EXPECTED ON TUESDAY...FOLLOWED BY A TURN TOWARD THE WEST-NORTHWEST
ON WEDNESDAY. ON THE FORECAST TRACK...ALEX WILL MOVE ACROSS THE
SOUTHERN GULF OF MEXICO AND APPROACH THE COAST WITHIN THE HURRICANE
WATCH AREA LATE WEDNESDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/HR...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...
AND ALEX IS EXPECTED TO BECOME A HURRICANE ON TUESDAY. A HURRICANE
HUNTER PLANE IS CURRENTLY APPROACHING THE CENTER OF ALEX.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM
FROM THE CENTER. AN AUTOMATED STATION FROM THE MEXICAN NAVY AT CAYO
ARCAS...LOCATED JUST TO THE SOUTHWEST OF THE CENTER OF ALEX...
RECENTLY REPORTED A SUSTAINED WIND OF 38 MPH...61 KM/HR...AND
A GUST OF 45 MPH...73 KM/HR.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 990 MB...29.23 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...ALEX IS EXPECTED TO PRODUCE ADDITIONAL RAINFALL
ACCUMULATIONS OF 3 TO 6 INCHES OVER SOUTHERN MEXICO AND THE YUCATAN
PENINSULA THROUGH TUESDAY. ISOLATED MAXIMUM AMOUNTS OF 10 INCHES
ARE POSSIBLE OVER MOUNTAINOUS AREAS. THESE RAINS COULD CAUSE
LIFE-THREATENING FLASH FLOODS AND MUD SLIDES.
HEAVY RAINS COULD REACH THE COASTAL AREAS OF TAMAULIPAS AND NORTHERN
VERACRUZ OF MEXICO AND SOUTH TEXAS TUESDAY NIGHT AND WEDNESDAY.
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO APPROACH THE COAST
WITHIN THE HURRICANE AND TROPICAL STORM WATCH AREAS ON WEDNESDAY...
MAKING OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 PM CDT.