Impact of a revised analysis algorithm on an operational data assimilation system

Monthly Weather Review

Volumn 124, Issue 6, 1996, Pages 1243-1255

  Mitchell, Herschel L ^a   Chouinard, Clément ^a   Charette, Cécilien ^a   Hogue, Richard ^a   Lambert, Steven J ^a  

^a ENVIRONMENT CANADA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000506998     PISSN: 00270644     EISSN: None     Source Type: Journal    
DOI: 10.1175/1520-0493(1996)124<1243:IOARAA>2.0.CO;2     Document Type: Article

References (32)

1. Anderson, D., A. Hollingsworth, S. Uppala, and P. Woiceshyn, 1987: A study of the feasibility of using sea and wind information from the ERS-1 satellite. Part I: Wind scatterometer data. ECMWF contract report to the European Space Agency, 125 pp. [Available from ECMWF, Shinfield Park, Reading, Berkshire, RG2 9AX, England.]
2. Andersson, E., J. Pailleux, J.-N. Thépaut, J. R. Eyre, A. P. McNally, G. A. Kelly, and P. Courtier, 1994: Use of cloud-cleared radiances in three/four-dimensional variational data assimilation. Quart. J. Roy. Meteor. Soc., 120, 627-653.
3. Bartello, P., and H. L. Mitchell, 1992: A continuous three-dimensional model of short-range forecast error covariances. Tellus, 44A, 217-235.
4. Chouinard, C., and A. Staniforth, 1995: Deriving significant-level geopotentials from radiosonde reports. Mon. Wea. Rev., 123, 222-229.
5. _, J. Mailhot, H. L. Mitchell, A. Staniforth, and R. Hogue, 1994: The Canadian regional data assimilation system: Operational and research applications. Mon. Wea. Rev., 122, 1306-1325.
6. Cohn, S. E., and D. F. Parrish, 1991: The behavior of forecast error covariances for a Kalman filter in two dimensions. Mon. Wea. Rev., 119, 1757-1785.
7. Daley, R., 1991: Atmospheric Data Analysis. Cambridge University Press, 457 pp.
8. Derber, J. C., D. F. Parrish, and S. J. Lord. 1991: The new global operational analysis system at the National Meteorological Center. Wea. Forecasting, 6, 538-547.
9. DiMego, G. J., 1988: The National Meteorological Center regional analysis system. Mon. Wea. Rev., 116, 977-1000.
10. ECMWF Research Department, 1992: ECMWF Data Assimilation Scientific Documentation. 3d ed., 94 pp. [Available from ECMWF, Shinfield Park, Reading, Berkshire, RG2 9AX, England.]
11. Fillion, L., H. L. Mitchell, H. Ritchie, and A. Staniforth, 1995: The impact of a digital filter finalization technique in a global data assimilation system. Tellus, 47A, 304-323.
12. Ghil, M., and P. Malanotte-Rizzoli, 1991: Data assimilation in meteorology and oceanography. Adv. Geophys., 33, 141-266.
13. Hollingsworth, A., and P. Lönnberg, 1986: The statistical structure of short-range forecast errors as determined from radiosonde data. Part I: The wind field. Tellus, 38A, 111-136.
14. _, D. B. Shaw, P. Lönnberg, L. Illari, K. Arpe, and A. J. Simmons, 1986: Monitoring of observation and analysis quality by a data-assimilation system. Mon. Wea. Rev., 114, 861-879.
15. Houtekamer, P. L., L. Lefaivre, J. Derome, H. Ritchie, and H. L. Mitchell, 1996: A system simulation approach to ensemble prediction. Mon. Wea. Rev., 124, 1225-1242.
16. Kelly, G., and J. Pailleux, 1988: Use of satellite vertical sounder data in the ECMWF analysis system. ECMWF Tech. Memo. No. 143, 46 pp. [Available from ECMWF, Shinfield Park, Reading, Berkshire, RG2 9AX, England.]
17. _, _, F. Rabier, and J.-N. Thépaut, 1993: Observing system experiments made with the ECMWF system. Some Impact Studies Carried out with Various Observing Systems, COSNA Scientific Evaluation Group. WMO World Weather Watch Tech. Rep. No. 16, WMO/TD No. 594.
18. Lönnberg, P., and A. Hollingsworth, 1986: The statistical structure of short-range forecast errors as determined from radiosonde data. Part II: The covariance of height and wind errors. Tellus, 38A, 137-161.
19. Lorenz, E. N., 1955: Available potential energy and the maintenance of the general circulation. Tellus, 7, 157-167.
20. Mailhot, J., R. Sarrazin, B. Bilodeau, N. Brunet, A. Méthot, G. Pellerin, C. Chouinard, L. Garand, C. Girard, and R. Hogue, 1995: Changes to the Canadian regional forecast system: Description and evaluation of the 50-km version. Atmos. - Ocean, 33, 55-80.
21. McMillin, L., M. Uddstrom, and A. Coletti, 1992: A procedure for correcting radiosonde reports for radiation errors. J. Atmos. Oceanic Technol., 9, 801-811.
22. Mitchell, H. L., C. Charette, C. Chouinard, and B. Brasnett, 1990: Revised interpolation statistics for the Canadian data assimilation procedure: Their derivation and application. Mon. Wea. Rev., 118, 1591-1614.
23. _, _, S. J. Lambert, J. Hallé, and C. Chouinard, 1993: The Canadian global data-assimilation system: Description and evaluation. Mon. Wea. Rev., 121, 1467-1492.
24. Rabier, F., and T. McNally, 1993: Evaluation of forecast error covariance matrix. ECMWF Tech. Memo. No. 195, 36 pp. [Available from ECMWF, Shinfield Park, Reading, Berkshire, RG2 9AX, England.]
25. Reale, A., M. Chalfant, R. Wagoner, T. Gardner, and L. W. Casey, 1993: TOVS operational sounding upgrades: 1989-1993. NOAA Tech. Rep. NESDIS, 76 pp. [Available from NOAA/ NESDIS, Washington, DC 20233.]
26. Ritchie, H., and C. Beaudoin, 1994: Approximations and sensitivity experiments with a baroclinic semi-Lagrangian spectral model. Mon. Wea. Rev., 122, 2391-2399.
27. Rood, R. B., J. E. Nielsen, R. S. Stolarski, A. R. Douglass, J. A. Kaye, and D. J. Allen, 1992: Episodic total ozone minima and associated effects on heterogeneous chemistry and lower strato-spheric transport. J. Geophys. Res., 97, 7979-7996.
28. Rutherford, I. D., 1976: An operational three-dimensional multivariate statistical objective analysis scheme. Proc. JOC Study Group Conf. on Four-Dimensional Data Assimilation, GARP Rep. No. 11, WMO, Geneva, 98-121. [Available as No. 1 of the series of Notes Scientifiques et Techniques de DRPN, Dorval, Québec, Canada, H9P 1J3.]
29. Schubert, S. D., R. B. Rood, and J. Pfaendtner, 1993: An assimilated dataset for earth science applications. Bull. Amer. Meteor. Soc., 74, 2331-2342.
30. Shaw, D. B., P. Lönnberg, A. Hollingsworth, and P. Undén, 1987: Data assimilation: The 1984/85 revisions of the ECMWF mass and wind analysis. Quart. J. Roy. Meteor. Soc., 113, 533-566.
31. Thépaut, J.-N., D. Vasiljevic, P. Courtier, and J. Pailleux, 1993: Variational assimilation of conventional meteorological observations with a multilevel primitive-equation model. Quart. J. Roy. Meteor. Soc., 119, 153-186.
32. Turtiainen, H., 1993: Radiation correction for RS80 radiosondes refined. Väisälä News. 131, 18-19. [Available from Väisälä Oy, PL 26, FIN-00421, Helsinki, Finland.]