1999 Cyclones: phase evolution

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Year
Date
Name
Continent/Ocean
Description/Example
Diag #1: -VTL Vs. B
Diag #2: -VTL Vs. -VTU
1999 16-24 March Tropical Cyclone Vance South Indian Record-intense TC (strongest recorded Australian TC wind of 144kt) that makes landfall over Australia and undergoes extratropical transition. Only 1200UTC analyses available. NOGAPS: Image Anim NOGAPS: Image Anim
1999 3-8 April Tropical Cyclone Gwenda South Indian TC that makes landfall over Australia and dissipates. NOGAPS: Image Anim NOGAPS: Image Anim
1999 18-24 August Hurricane Bret North Atlantic Poorly resolved intense hurricane that makes landfall in remote TX and dissipates. AVN:        Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
NOGAPS: Image Anim
1999 18-31 August Hurricane Cindy North Atlantic Intense hurricane that begins extratropical transition over the north Atlantic but is absorbed by a preexisting midlatitude cyclone before it can complete transition. AVN:        Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
NOGAPS: Image Anim
1999 24 August-
6 September
Hurricane Dennis North Atlantic . AVN:        Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
NOGAPS: Image Anim
1999 9-19 September Hurricane Floyd North Atlantic Classic case of extratropical transition of a tropical cyclone (very well-resolved). AVN:        Image Anim
EC OPER: Image Anim
JRA:          Image Anim
MERRA:    Image Anim
NOGAPS: Image Anim
UKMET:    Image Anim
AVN:        Image Anim
EC OPER: Image Anim
JRA:          Image Anim
MERRA:    Image Anim
NOGAPS: Image Anim
UKMET:    Image Anim
1999 10-24 September Hurricane Gert North Atlantic Classic warm-core development into a category 4 hurricane that weakens to a category 1 hurricane, undergoes extratropical transition, before finally being absorbed by a larger extratropical cyclone. AVN:        Image Anim
EC OPER: Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
EC OPER: Image Anim
NOGAPS: Image Anim
1999 18-22 September Tropical Storm Harvey North Atlantic . AVN:        Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
NOGAPS: Image Anim
1999 12-22 October Hurricane Irene North Atlantic Rapid intensification of a TC just prior to extratropoical transition, ultimately becoming a major warm seclusion. Truncated AVN lifecycle from lack of data. AVN:        Image Anim
EC OPER: Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
EC OPER: Image Anim
NOGAPS: Image Anim
1999 27 October-
1 November
Tropical Storm Katrina North Atlantic . AVN:        Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
NOGAPS: Image Anim
1999 7 - 21 November Hurricane Lenny North Atlantic . AVN:        Image Anim
NOGAPS: Image Anim
AVN:        Image Anim
NOGAPS: Image Anim