[Tropical] Tropical Cyclone Discussion

[EMWIN Server]

WTNT42 KNHC 240548
TCDAT2
TROPICAL STORM GERT SPECIAL DISCUSSION NUMBER   3
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2 AM EDT SUN JUL 24 2005

THE PURPOSE OF THIS SPECIAL ADVISORY IS TO UPGRADE TROPICAL
DEPRESSION SEVEN TO A TROPICAL STORM...AND PROVIDE A COMPLETE
ADVISORY PACKAGE INDICATING SUCH.

DATA FROM THE STEPPED-FREQUENCY MICROWAVE RADIOMETER...SFMR...ON
BOARD A NOAA P-3 RESEARCH AIRCRAFT INDICATE THAT THE DEPRESSION HAS
STRENGTHENED AND BECOME TROPICAL STORM GERT.  WITHIN THE PAST
HOUR...THE SFMR REPORTED SURFACE WINDS OF 36 KT.  THERE HAS BEEN NO
CHANGE TO THE FORECAST TRACK OR INTENSITY OF GERT.  THIS SPECIAL
ADVISORY UPDATES THE INITIAL INTENSITY AND THE 34 KT WIND RADII.

GERT IS THE EARLIEST 7TH NAMED STORM ON RECORD...BREAKING THE OLD
RECORD OF AUGUST 7TH. THE MEAN DATE OF FORMATION BEING SEPTEMBER
23RD.

FORECASTER FRANKLIN


FORECAST POSITIONS AND MAX WINDS

INITIAL      24/0600Z 19.8N  94.7W    35 KT
 12HR VT     24/1200Z 20.2N  95.4W    35 KT
 24HR VT     25/0000Z 21.0N  97.0W    40 KT
 36HR VT     25/1200Z 22.0N  98.5W    25 KT...INLAND
 48HR VT     26/0000Z 23.0N 100.0W    20 KT...REMNANT LOW
 72HR VT     27/0000Z...DISSIPATED


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