The separate roles of geostrophic vorticity and deformation in the midlatitude occlusion process

Monthly Weather Review

Volumn 127, Issue 10, 1999, Pages 2404-2418

  Martin, Jonathan E ^a  

^a UNIVERSITY OF WISCONSIN MADISON   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ATMOSPHERIC DYNAMICS; DEFORMATION; GEOSTROPHIC FLOW; SYNOPTIC METEOROLOGY; VORTICITY;

EID: 0033399966     PISSN: 00270644     EISSN: None     Source Type: Journal    
DOI: 10.1175/1520-0493(1999)127<2404:TSROGV>2.0.CO;2     Document Type: Article

References (19)

1. Barnes, S. L., and B. R. Colman, 1993: Quasigeostrophic diagnosis of cyclogenesis associated with a cutoff extratropical cyclone-The Christmas 1987 storm. Mon. Wea. Rev., 121, 1613-1634.
2. Davies, H. C., and A. M. Rossa, 1998: PV frontogenesis and upper tropospheric fronts. Mon. Wea. Rev., 126, 1528-1539.
3. Davies-Jones, R., 1991: The frontogenetical forcing of secondary circulations. Part I: The duality and generalization of the Q vector. J. Atmos. Sci., 48, 497-509.
4. Hakim, G., L. Bosart, and D. Keyser, 1996: The Ohio Valley wavemerger cyclogenesis event of 25-26 January 1978. Part II: Diagnosis using quasigeostrophic potential vorticity inversion. Mon. Wea. Rev., 124, 2176-2205.
5. Holton, J. R., 1992: An Introduction to Dynamical Meteorology. 3d ed. Academic Press, 511 pp.
6. Hoskins, B. J., and M. A. Pedder. 1980: The diagnosis of middle latitude synoptic development. Quart. J. Roy. Meteor. Soc., 106, 707-719.
7. _, I. Draghici, and H. C. Davies, 1978: A new look at the inequation. Quart. J. Roy. Meteor. Soc., 104, 31-38.
8. Keyser, D., M. J. Reeder, and R. J. Reed, 1988: A generalization of Petterssen's frontogenesis function and its relation to the forcing of vertical motion. Mon. Wea. Rev., 116, 762-780.
9. _, B. D. Schmidt, and D. G. Duffy, 1992: Quasigeostrophic vertical motions diagnosed from along- and cross-isentrope components of the Q vector. Mon. Wea. Rev., 120, 731-741.
10. Kurz, M., 1997: The role of frontogenetic and frontolytic wind field effects during cyclone development. Meteor. Appl., 4, 353-363
11. Martin, J. E., 1998a: On the deformation term in the quasigeostrophic omega equation. Mon. Wea. Rev., 126, 2000-2007.
12. _, 1998b: The structure and evolution of a continental winter cyclone. Part I: Frontal structure and the classical occlusion process. Mon. Wea. Rev., 126, 303-328.
13. _, 1999: Quasigeostrophic forcing of ascent in the occluded sector of cyclones and the trowal airstream. Mon. Wea. Rev., 127, 70-88.
14. McIntyre, M. E., and T. N. Palmer, 1983: Breaking planetary waves in the stratosphere. Nature, 305, 593-600.
15. Petterssen, S., 1936: A contribution to the theory of frontogenesis. Geofys. Publ., 11, 1-27.
16. _, and S. J. Smebye, 1971: On the development of extratropical storms. Quart. J. Roy. Meteor. Soc., 97, 457-482.
17. Sutcliffe, R. C., 1947: A contribution to the problem of development. Quart. J. Roy. Meteor. Soc., 73, 370-383.
18. Trenberth, K. E., 1978: On the interpretation of the diagnostic quasigeostrophic omega equation. Mon. Wea. Rev., 106, 131-137
19. Wiin-Nielsen, A., 1959: On a graphical method for an approximate determination of the vertical velocity in the mid-troposphere, Tellus, 11, 432-440.