000
WTPZ34 KNHC 112031
TCPEP4
BULLETIN
TROPICAL STORM HERNAN ADVISORY NUMBER  21
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP092008
200 PM PDT MON AUG 11 2008

...HERNAN WEAKENS TO A TROPICAL STORM...
 
AT 200 PM PDT...2100 UTC...THE CENTER OF TROPICAL STORM HERNAN WAS
LOCATED NEAR LATITUDE 19.0 NORTH...LONGITUDE 131.2 WEST OR ABOUT
1400 MILES...2250 KM...WEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA.
 
HERNAN IS MOVING TOWARD THE WEST NEAR 9 MPH...15 KM/HR...AND A
GRADUAL TURN TO THE WEST-SOUTHWEST IS EXPECTED DURING THE NEXT 24
TO 48 HOURS.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/HR...WITH HIGHER
GUSTS.  GRADUAL WEAKENING IS FORECAST DURING THE NEXT 48 HOURS.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM
FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 988 MB...29.18 INCHES.
 
REPEATING THE 200 PM PDT POSITION...19.0 N...131.2 W.  MOVEMENT
TOWARD...WEST NEAR 9 MPH.  MAXIMUM SUSTAINED WINDS...70 MPH.
MINIMUM CENTRAL PRESSURE...988 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
800 PM PDT.
 
$$
FORECASTER STEWART/PASCH