Tropical Storm Helene
Public Advisory 10A
488
WTNT32 KNHC 180551
TCPAT2
BULLETIN
TROPICAL STORM HELENE INTERMEDIATE ADVISORY NUMBER 10A
NWS NATIONAL HURRICANE CENTER MIAMI FL AL072012
100 AM CDT SAT AUG 18 2012
...DISORGANIZED HELENE NEAR THE GULF COAST OF MEXICO...
SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...21.2N 96.4W
ABOUT 65 MI...105 KM ENE OF TUXPAN MEXICO
ABOUT 120 MI...190 KM SE OF TAMPICO MEXICO
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...NW OR 320 DEGREES AT 7 MPH...11 KM/H
MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF MEXICO FROM BARRA DE NAUTLA TO LA CRUZ
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 24 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 100 AM CDT...0600 UTC...THE CENTER OF TROPICAL STORM HELENE WAS
ESTIMATED NEAR LATITUDE 21.2 NORTH...LONGITUDE 96.4 WEST. HELENE IS
MOVING TOWARD THE NORTHWEST NEAR 7 MPH...11 KM/H. THIS GENERAL
MOTION IS EXPECTED TO CONTINUE DURING THE NEXT DAY OR SO. ON THE
FORECAST TRACK...THE CENTER OF HELENE WILL MOVE INLAND IN THE
WARNING AREA LATER TODAY.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 40 MPH...65 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS POSSIBLE BEFORE HELENE MAKES
LANDFALL. WEAKENING IS ANTICIPATED AFTER THE STORM MOVES INLAND.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM
TO THE SOUTH OF THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO FIRST REACH THE
COAST WITHIN THE WARNING AREA LATER THIS MORNING.
RAINFALL...HELENE IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 5 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF
15 INCHES ACROSS NORTHEASTERN PORTIONS OF MEXICO FROM NORTHERN
VERACRUZ...ACROSS SOUTHERN TAMAULIPAS...AND EASTERN SAN LUIS STATES.
THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD
SLIDES OVER HIGHER ELEVATIONS.
STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1
TO 2 FEET ABOVE NORMAL TIDE LEVELS ALONG THE IMMEDIATE COAST NEAR
AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...400 AM CDT.
$$
FORECASTER CANGIALOSI/BEVEN
808
WTNT33 KNHC 180551
TCPAT3
BULLETIN
TROPICAL STORM GORDON INTERMEDIATE ADVISORY NUMBER 10A
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082012
200 AM AST SAT AUG 18 2012
...GORDON MOVING EASTWARD AT JUST BELOW HURRICANE STRENGTH...
SUMMARY OF 200 AM AST...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...34.0N 41.5W
ABOUT 855 MI...1375 KM WSW OF THE AZORES
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H
PRESENT MOVEMENT...E OR 95 DEGREES AT 17 MPH...27 KM/H
MINIMUM CENTRAL PRESSURE...990 MB...29.23 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* THE CENTRAL AND EASTERN AZORES
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
A TROPICAL STORM WARNING COULD BE REQUIRED FOR PORTIONS OF THE WATCH
AREA LATER THIS MORNING.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 200 AM AST...0600 UTC...THE CENTER OF TROPICAL STORM GORDON WAS
LOCATED NEAR LATITUDE 34.0 NORTH...LONGITUDE 41.5 WEST. GORDON IS
MOVING TOWARD THE EAST NEAR 17 MPH...27 KM/H...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS OR SO. A TURN
TOWARD THE EAST-NORTHEAST IS FORECAST ON SUNDAY. ON THE FORECAST
TRACK...GORDON WILL BE APPROACHING THE CENTRAL AND EASTERN AZORES
ON SUNDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/H...WITH HIGHER
GUSTS. NO SIGNIFICANT CHANGE IN STRENGTH IS EXPECTED DURING THE
NEXT 24 TO 36 HOURS. GRADUAL WEAKENING IS FORECAST ON SUNDAY.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM
FROM THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 990 MB...29.23 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE IN THE CENTRAL AND
EASTERN AZORES BY LATE SUNDAY.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...500 AM AST.
$$
FORECASTER BEVEN
