Back to Hurricane Impacts@ projects
|
Back to Main Projects Page
Boundary Layer Structure and Dynamics
Principal Investigator : Mark Powell
Group Members :
Peter Dodge
Collaborators :
Gary Barnes (U. Hawaii)
Tim Reinhold (Clemson U.)
Peter Vickery (U. Western Ontario)
Kurt Gurley (UF)
Forrest Masters (UF)
Objective :
Analysis of GPS sonde and field program measurements to enhance
understanding of boundary layer processes in hurricanes.
Accomplishments :
Paper describing roughness and drag coefficient behavior in
hurricanes published in Nature.
References :
-
Powell, M.D., P.J. Vickery, and T.A. Reinhold, 2003:
"Reduced drag coefficient for high wind speeds in tropical
cyclones" Nature vol 422, March 20 pp.279-283
-
Wright, C.W., E.J. Walsh, D. Vandemark, W.B. Krabill, A.W.
Garcia, S.H. Houston, M.D. Powell, P.G. Black, and F.D. Marks,
2001: "Hurricane directional wave spectrum spatial variation in
the open ocean" Journal of Physical Oceanography, 31(8):2472-2488.
-
Barnes, G. M. and M. D. Powell, 1995: Evolution of the inflow
boundary layer of Hurricane Gilbert (1988). Mon. Wea. Rev., 123,
2348-2368.
-
Powell, M. D., 1990: Boundary layer structure and dynamics in
outer hurricane rainbands. Part I: Mesoscale rainfall and
kinematic structure. Mon. Wea.Rev., 118, 891-917
-
Powell, M. D., 1990: Boundary layer structure and dynamics in
outer hurricane rainbands. Part II: Downdraft modification and
mixed layer recovery. Mon. Wea. Rev., 118, 918-938
FY04 proposed milestones:
Extend methods to analyze heat and moisture transfer at the ocean
surface, investigate the behavior of sea surface roughness in shallow
coastal waters and strong winds.
Back to Hurricane Impacts projects
|
Back to Main Projects Page
Last modified: 5/16/2003
|