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TROPICAL STORM GREG ADVISORY NUMBER  10
NATIONAL WEATHER SERVICE MIAMI FL
2 PM PDT TUE SEP 07 1999

...GREG WEAKENS TO A TROPICAL STORM AS IT PASSES NEAR CABO SAN
LUCAS...
 
AT 4 PM CDT...2100 UTC...THE GOVERNMENT OF MEXICO HAS CHANGED THE
HURRICANE WARNING TO A TROPICAL STORM WARNING FOR BAJA CALIFORNIA
FROM ARROYO SECO SOUTHWARD ON THE PACIFIC COAST AND FROM LA PAZ
SOUTHWARD ON THE GULF COAST. A TROPICAL STORM WARNING ALSO REMAINS
IN EFFECT FOR BAJA CALIFORNIA FROM NORTH OF ARROYO SECO TO CABO SAN
LAZARO ON THE PACIFIC COAST.
 
A TROPICAL STORM WATCH REMAINS IN EFFECT FOR BAJA CALIFORNIA FROM
NORTH OF CABO SAN LAZARO TO PUNTA ABREOJOS ON THE PACIFIC COAST AND
FROM NORTH OF LA PAZ TO LORETO ON THE GULF COAST.
 
AT 2 PM PDT...2100Z...THE CENTER OF TROPICAL STORM GREG WAS LOCATED
NEAR LATITUDE 23.0 NORTH...LONGITUDE 109.7 WEST OR NEAR CABO SAN
LUCAS ON THE SOUTHERN END OF BAJA CALIFORNIA.
 
GREG IS MOVING TOWARD THE NORTH NORTHWEST NEAR 5 MPH...7 KM/HR...AND
A GRADUAL TURN TO THE NORTHWEST IS EXPECTED OVER THE NEXT 24 HOURS.
 
GREG HAS WEAKENED DURING THE DAY...AND MAXIMUM SUSTAINED WINDS ARE
NEAR  60 MPH... 95 KM/HR...WITH HIGHER GUSTS.  FURTHER WEAKENING
IS LIKELY DURING THE NEXT 24 HOURS.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO  85 MILES
...140 KM...MAINLY TO THE SOUTH OF THE CENTER.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES.
 
RAINFALL AMOUNTS OF 5 TO 10 INCHES...WITH LOCALLY HIGHER AMOUNTS
...ARE POSSIBLE OVER THE WARNING AREA.  LOCALLY HEAVY RAINS ARE ALSO
CONTINUING OVER MAINLAND MEXICO BETWEEN LOS MOCHIS AND MANZANILLO.
 
REPEATING THE 2 PM PDT POSITION...23.0 N...109.7 W.  MOVEMENT
TOWARD...NORTH NORTHWEST NEAR  5 MPH.  MAXIMUM SUSTAINED
WINDS... 60 MPH.  MINIMUM CENTRAL PRESSURE...1000 MB.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 5 PM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 8 PM
PDT.
 
BEVEN
 
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