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Tropical Storm RICK


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TROPICAL STORM RICK INTERMEDIATE ADVISORY NUMBER  20A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP202009
500 AM PDT TUE OCT 20 2009
 
...RICK MOVING SLOWLY NORTH-NORTHEASTWARD WITH LITTLE CHANGE IN
STRENGTH...
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE WEST COAST OF
SOUTHERN BAJA CALIFORNIA FROM AGUA BLANCA SOUTHWARD...AND FOR THE
EAST COAST FROM BUENA VISTA SOUTHWARD...INCLUDING CABO SAN LUCAS. 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 24 HOURS.
 
A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE EAST COAST OF
SOUTHERN BAJA CALIFORNIA NORTH OF BUENA VISTA TO LA PAZ...AND FOR
THE COAST OF MAINLAND MEXICO FROM EL ROBLITO NORTHWARD THROUGH
ALTATA. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS
ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.
 
INTERESTS ELSEWHERE IN SOUTHERN BAJA CALIFORNIA AND WESTERN MAINLAND
MEXICO SHOULD CONTINUE TO MONITOR THE PROGRESS OF RICK.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE OF THE UNITED
STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
 
AT 500 AM PDT...1200 UTC...THE CENTER OF TROPICAL STORM RICK WAS
LOCATED NEAR LATITUDE 19.7 NORTH...LONGITUDE 111.3 WEST OR ABOUT
240 MILES...380 KM...SOUTH-SOUTHWEST OF CABO SAN LUCAS MEXICO.
 
RICK IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 6 MPH...9 KM/HR. A
TURN TOWARD THE NORTHEAST WITH AN INCREASE IN FORWARD SPEED IS
EXPECTED LATER TODAY AND WEDNESDAY.  ON THIS TRACK...THE CENTER
OF RICK IS EXPECTED TO PASS NEAR OR TO THE SOUTH OF THE SOUTHERN TIP
OF BAJA CALIFORNIA EARLY WEDNESDAY...AND APPROACH THE WESTERN COAST
OF MAINLAND MEXICO ON WEDNESDAY.
 
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 65 MPH...100 KM/HR...
WITH HIGHER GUSTS.  STRONG UPPER-LEVEL WINDS SHOULD CAUSE ADDITIONAL
WEAKENING DURING THE NEXT DAY OR TWO.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 165 MILES...270 KM
FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 991 MB...29.26 INCHES.
 
MOISTURE ASSOCIATED WITH RICK IS ALREADY SPREADING ACROSS PORTIONS
OF SOUTHERN BAJA CALIFORNIA AND NORTHWESTERN MEXICO.  TOTAL
RAINFALL ACCUMULATIONS OF 4 TO 6 INCHES...WITH ISOLATED AMOUNTS OF
10 INCHES...ARE POSSIBLE OVER EXTREME SOUTHERN BAJA CALIFORNIA AS
WELL AS THE STATES OF SINALOA AND DURANGO IN WEST-CENTRAL MEXICO
DURING THE NEXT FEW DAYS.  THESE RAINS COULD PRODUCE LIFE-
THREATENING FLASH FLOODS AND MUD SLIDES.
 
LARGE SWELLS GENERATED BY RICK WILL CONTINUE TO AFFECT PORTIONS OF
THE SOUTHERN BAJA CALIFORNIA COAST AND THE WEST-CENTRAL COAST OF
MEXICO DURING THE NEXT COUPLE OF DAYS...CAUSING POTENTIALLY
DANGEROUS SURF CONDITIONS.
 
...SUMMARY OF 500 AM PDT INFORMATION...
LOCATION...19.7N 111.3W
MAXIMUM SUSTAINED WINDS...65 MPH
PRESENT MOVEMENT...NORTH-NORTHEAST OR 20 DEGREES AT 6 MPH
MINIMUM CENTRAL PRESSURE...991 MB
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
800 AM PDT.
 
$$
FORECASTER AVILA
 
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