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Hurricane MARTY

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TROPICAL STORM MARTY INTERMEDIATE ADVISORY NUMBER  18A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
5 AM PDT TUE SEP 23 2003
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE EAST COAST OF THE
BAJA PENINSULA FROM BAHIA SAN JUAN BAUTISTA NORTHWARD TO THE MOUTH
OF THE COLORADO RIVER... AND FOR MAINLAND MEXICO FROM BAHIA KINO
NORTHWARD TO THE MOUTH OF THE COLORADO RIVER.  WARNINGS WILL LIKELY
BE LOWERED LATER TODAY.
 
AT 5 AM PDT...1200Z...THE CENTER OF TROPICAL STORM MARTY WAS LOCATED
NEAR LATITUDE 29.4 NORTH... LONGITUDE 113.2 WEST OR ABOUT 150 MILES
...240 KM...SOUTHEAST OF SAN FELIPE MEXICO.
 
MARTY IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 12 MPH ...20 KM/HR.
A DECREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT 24 HOURS. ON
THE FORECAST TRACK...THE CENTER OF MARTY IS EXPECTED TO CONTINUE
MOVING UP THE GULF OF CALIFORNIA DURING THE DAY TODAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  45 MPH... 72 KM/HR...WITH HIGHER
GUSTS.  ADDITIONAL WEAKENING IS EXPECTED TODAY.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO  85 MILES
...140 KM FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS  1000 MB...29.52 INCHES.
 
STORM SURGE FLOODING OF 2 TO 5 FEET ABOVE NORMAL TIDE LEVELS SHOULD
BE GRADUALLY SUBSIDING TODAY.
 
RAINFALL TOTALS OF 4 TO 8 INCHES...WITH LOCALLY HIGHER AMOUNTS...
ARE LIKELY IN ASSOCIATION WITH MARTY...PARTICULARLY OVER MAINLAND
MEXICO. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND
MUD SLIDES.
 
SOME OF THE RAINFALL ASSOCIATED WITH MARTY IS SPREADING
NORTHEASTWARD INTO PORTIONS OF ARIZONA...NEW MEXICO...AND EXTREME
WESTERN TEXAS.
 
REPEATING THE 5 AM PDT POSITION...29.4 N...113.2 W.  MOVEMENT
TOWARD...NORTH-NORTHWEST NEAR 13 MPH.  MAXIMUM SUSTAINED
WINDS... 45 MPH.  MINIMUM CENTRAL PRESSURE... 1000 MB.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 8 AM PDT.
 
FORECASTER LAWRENCE
 
 
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