|  | P4.4 | Intensity change of simulated tropical cyclones
Young C. Kwon, Penn State University, University Park, PA; and W. M. Frank |
| | P4.5 | A Recalculation of MPI Using Upper—Ocean Depth—Averaged temperatures: climatology and Case Studies
Michael C. Watson, Florida State University, Tallahassee, FL; and R. E. Hart |
| | P4.6 | The Operational Challenges of Forecasting TC Intensity Change in the Presence of Dry Air and Strong Vertical Shear 
Jamie R. Rhome, NOAA/NWS/NCEP/TPC/NHC, Miami, FL; and R. D. Knabb |
| | P4.7 | The impact of environmental dry air and shear on the intensity of Hurricanes Katrina and Rita (2005) before landfall
Steven E. Feuer, NOAA/AOML/HRD, Miami, FL; and J. P. Dunion, J. Kaplan, and S. B. Goldenberg |
| | P4.8 | The role of environmental inertial stability in tropical cyclone intensification: Symmetric environment
Eric D. Rappin, Univ. of Miami/RSMAS, Miami, FL; and M. C. Morgan and G. J. Tripoli |
| | P4.9 | Nonlinear interaction of axisymmetric circulation and nonaxisymmetric disturbances in hurricanes
Zhao Yu Sr., Tianjin Meteorological Institutation, Tianjin, China; and L. Xiaoying |
| | P4.10 | Doppler radar investigations of the inner core of Typhoon Songda (2004): Polygonal/ elliptical eyewalls, eye contraction, and small-scale spiral bands
Kenichi Kusunoki, MRI, Tsukuba, Japan; and W. Mashiko |
| | P4.11 | Gravity wave-like structures observed in onshore typhoon boundary layer of Typhoon Kirogi (2000)
Kenichi Kusunoki, MRI, Tsukuba, Japan; and K. Irie |
| | P4.12 | Tropical Cyclone Wind Characteristics for the Bangladesh Coast Using Monte Carlo Simulation
Tanveerul Islam, Texas Tech University, Lubbock, TX; and R. E. Peterson |
| | P4.13 | Analysis and Detection of Tornadoes Associated with Hurricane Emily
Kurt M. Van Speybroeck, NWS, Brownsville, TX; and M. Martin, Jr., A. Partick, and J. Haro |
| | P4.14 | Investigating the boundary layer wind structure in numerically simulated landfalling hurricanes
John Walker, University of South Alabama, Moble, AL; and S. K. Kimball |
| | P4.15 | Shear-Induced Vertical Circulations in Tropical Cyclones
Da-Lin Zhang, Univ. of Maryland, College Park, MD; and C. Q. Kieu |
| | P4.16 | A cloud-resolving simulation of Typhoon Rusa (2002) : Polygonal eyewall and mesovortices structure
Wataru Mashiko, MRI, Tsukuba, Japan |
| | P4.17 | Dynamic Characteristics of Typhoon Vortex Spiral Wave and Its Translation: A Diagnostic Analysis
Xiangde Xu, Chinese Academy of Meteorological Sciences, Beijing, P. R. China, China; and S. Zhang, L. Chen, and F. Wei |
| | P4.18 | What Sets a Hurricane's Radius of Maximum Wind?
Agnieszka A. S. Mrowiec, Princeton University, Princeton, NJ; and S. T. Garner and O. Pauluis |
| | P4.19 | Validation of QuikSCAT wind retrievals in hurricanes
Christopher C. Hennon, Univ. of North Carolina, Asheville, NC; and D. G. Long and F. J. Wentz |
| | P4.20 | An alternate method for extracting wind structure guidance from numerical models
Timothy Marchok, NOAA/GFDL, Princeton, NJ |
| | P4.21 | A study on the intensity change of typhoon Nakri (0208) - observation and GDAPS data analysis
Baek-Jo Kim, MRI, Seoul, South Korea; and K. Kang, C. H. Cho, and H. S. Chung |
| | P4.22 | Effects of Landfall location and teh approach angle of a cyclone encountering a mesoscale mountain range
Yuh-Lang Lin, North Carolina State University, Raleigh, NC; and L. C. Savage and C. M. Hill |
| | P4.23 | A closer look at tropical cyclones in vertical shear flow: Diabatic heating and vortex resliency
Paul D. Reasor, Florida State Univ., Tallahassee, FL; and M. D. Eastin and D. S. Nolan |