CV Carl Fortelius

Title Senior Research Scientist

Postal address P.O Box 503, 00101 Helsinki

Street address Erik Palmenin aukio 1, 00560 Helsinki

Phone number +358 (0) 9 1929 4130

Fax +358 (0) 9 1929 4103

Fields of expertise

2009- Research manager in the research unit for numerical weather prediction at the Finnish Meteorological Institute.
2001-2008 Head of the research unit for numerical weather prediction at the Finnish Meteorological Institute.
1998-2001 Senior scientist in the research unit for numerical weather prediction at the Finnish Meteorological Institute.
1989-1989 Acting associate professor in meteorology at the Univ. of Helsinki
1984-1997 Research assistant/scientist in the research unit for atmospheric general circulation and climate dynamics at the Department of Meteorology, University of Helsinki

University and other degrees

1993: PhD degree in meteorology from the University of Helsinki. Thesis: The sources and sinks of energy and water in the atmosphere
1989: Licentiate degree in meteorology from the University of Helsinki
1984: MSc degree in meteorology from the University of Helsinki

List of publications

Publications in peer-reviewed scientic journals

Venäläinen, S., T. Salo, and C. Fortelius, 2005: The use of numerical weather forecast model predictions as a source of data for irrigation modelling. Meteorol. Appl., 12(4), 307-318.

Niemelä S. and C. Fortelius, 2005: Applicability of large scale convection and condensation parameterization to meso-gamma-scale HIRLAM: a case study of a convective event. Mon. Wea. Rev., 133, 2422-2435.

Fortelius, C., U. Andrae, and M. Forsblom, 2002: The BALTEX regional reanalysis project. Boreal. Env. Res., 7, 193-201.

Raschke, E., J. Meywerk, K. Warrach, U. Andrae, S. Bergström, F. Beyrich, F. Bosveld, K. Bumke, C. Fortelius, L. P. Graham, S.-E. Gryning, S. Halldin, L. Hasse, M. Heikinheimo, H.-J. Isemer, D. Jacob, I. Jauja, K.-G. Karlsson, S. Keevallik, J. Koistinen, A. van Lammeren, U. Lass, J. Launianen, A. Lehmann, B. Liljebladh, M. Lobmeyr, W. Matthäus, T. Mengelkamp, D. B. Michelson, J. Napiõrkowski, A. Omstedt, J. Piechura, B. Rockel, F. Rubel, E. Ruprecht, A.-S. Smedman, Stigebrandt, 2001: The Baltic Sea Experiment (BALTEX): A European Contribution to the Investigation of the Energy andWater Cycle over a Large Drainage Basin. Bull. Amer. Meteor. Soc., 82, 2389-2413.

Jacob, D., B. J. J. M. Van den Hurk, U. Andrae, G. Elgered, C.Fortelius, L. P. Graham, D. Jackson, U. Karstens, Chr. Köpken, R. Lindau, R. Podzun, B. Rockel, F. Rubel, B. H. Sass, R. N. B. Smith, X. Yang, 2001: A comprehensive model intercomparison study investigating the water budget during the BALTEX-PIDCAP period. Meteorol. and atmospheric physics, 77, 19-43.

Haase, G. and C. Fortelius, 2001: Simulation of radar reflectivities using Hirlam forecasts. HIRLAM Tech. Rep., 51, 24 pp.

Ruosteenoja, K., and C. Fortelius, 1996: Simulation of stationary waves and their interannual variations with an adequately resolved linear p-coordinate model. Geophysica, 32, 109-125.

Calanca, P., and C. Fortelius, 1996: Representation of model data and evaluation of diagnostic equations in pressure coordinates. Tellus, 48A, 756-766.

Fortelius, C. 1995: Inferring the diabatic heat and moisture forcing of the atmosphere from assimilated data. J. Climate, 8, 224-239.

Fortelius, C. and E. Holopainen, 1990: Comparison of energy source estimates derived from atmospheric circulation data with satellite measurements of the net radiation. J. Climate., 3, 646-660.

Holopainen, E., C. Fortelius and K. Ruosteenoja 1988: The eect of transient eddies on the stationary eddy isobaric height eld. J. Atmos. Sci., 45,1760-1769.

Holopainen, E. and C. Fortelius, 1987: High-frequency transient eddies and Blocking. J. Atmos. Sci., 44, 1632-1645.

Holopainen, E. and C. Fortelius, 1987: On the damping of potential enstrophy in the large scale transient eddies in the wintertime troposphere. J. Atmos. Sci., 44, 1973-1980.

Holopainen, E. and C. Fortelius, 1986: Accuracy of estimates of atmospheric large-scale energy ux divergence. Mon. Wea. Rev., 114, 1910-1921.
Other publications
Eerola K., Niemelä S, Eresmaa R, Sokka N, Kangas M, Fortelius C, 2009: Final pre-operational testing of HIRLAM 7.2 at FMI. Hirlam Newsletter No. 55, January 2009, 11 pp. Available through http://hirlam.org/index.php?option=com_docman&task=cat_view&gid=196&Itemid=70

Fortelius C, 2009: Roughness length and displacement height dependent on stability: single-column experiments. Hirlam Newsletter 55, June 2009. Available at: http://hirlam.org/index.php?option=com_docman&task=doc_download&gid=759&Itemid=70

Fortelius C, 2005: Data assimilation and analysis. In: Jacob and Omstedt ( Eds), BALTEX PHASE I, 1993-2002, State of the Art Report. Int. BALTEX Secretariat Publication No. 31, October 2005: 138-150.

Fortelius C, Järvinen H, 2005: Computing the weather. In: 4th CSC report on scientific computing, 4 pp. Järvenoja S, Eerola K, Fortelius C, Kangas M, Niemelä S, Sokka N, 2004: Validation of RCR for spring and summer 2004. HIRLAM Newsletter No. 46, 78-100.

Fortelius C, 2003: Ideas about the vapour saturation pressure. HIRLAM Newsletter No. 43, 86-93.

Niemelä S, Fortelius C, 2002: Comparison of convection and condensation schmes under non-hydrostatic Hirlam-model: A case study. HIRLAM Newsletter No. 41, June 2002. 125-130.

Andrae U, Fortelius C, 2001: Reanalysis of BGRIDGE. An estimation of the water and heat budgets over the Baltic Sea drainage basin throuhg variational data assimilation. Hirlam Newsletter No. 38, June 2001, pp. 181-183.

Fortelius C, 2000: Anomalous evaporation in arid regions. HIRLAM Newsletter 36, p. 30-31.

Rontu L, Fortelius C, 2000: Recent developments in postprocessing. Hirlam Newsletter 36, p. 80-88.

Fortelius C, 2000: Status of the HIRLAM delayed mode data assimilation for Baltex Bridge. HIRLAM Newsletter 35, s. 193-198.

Savolainen V, Fortelius C, Järvenoja S, Rontu L, 1998: Sunshine and rain inside a computer. CSC-news, 10, 15-19.

Fortelius C, Holopainen E, Kaurola J, Räisänen J, 1995: Climate modelling. CSC News 2, 1995, 4-7.

Fortelius C, Holopainen E, Kaurola J, Ruosteenoja K, Räisänen J, 1994: Climate models and scenarios. The Finnish research programme on climate change. Second progress report. SILMU, Publ. of the Acadeny of Finland 1/94, 45-51.

Fortelius C, 1992: On the diabatic heat and moisture forcing in the atmosphere inferred from a four-dimensional data assimilation system. Department of Meteorology, Univ. of Helsinki, Report No. 40, 1992, 48 pp.

Fortelius C, 1992: The source and sinks of energy and water in the atmosphere. Department of Meteorology, Univ. of Helsinki, Report No. 41, 1992, 25 pp.

Fortelius C, 1989: An Intercomparison of Residual Energy Budgets from Atmospheric Circulation Data and Satellite Measurements of the Earth's Radiation Balance. Department of Meteorology, Univ. of Helsinki, Report 32, 1989, 55 pp.

Fortelius C, 1989: An intercomparison of two independent estimates of earth's energy budget. Adv. Space Res. Vol. 9, No. 7, 1989 (7)111-(7)114.
Conference proceedings
Fortelius C., 2009: SRNWP at FMI. Poster presentatino at the 31st EWGLAM and 16th SRNWP meetings, 28th -1st October 2009, GREECE (Athens, Glyfada), available at: http://srnwp.met.hu/Annual_Meetings/2009/download/sept28/posters/FinnishNationalPosterPresentation2009.pdf

Sofiev M, Valkama I, Fortelius C, Siljamo P, 2007: Forward and inverse modelling of radioactive pollutants dispersion after Chernobyl accident. In: 28th NATO/CCMS Int. Technical Meeting on Air Pollution Modeling and its Application, 15-19 May, 2006, Leipzig, Germany, Preprints, 536-541.

Sofiev M, Valkama I, Fortelius C, Siljamo P, 2007: Forward and inverse modelling of radioactive pollutants dispersion after Chernobyl accident. In: Air pollution Modeling and its Application XVIII, C. Borrego and E. Renner (Eds.). Developments in Environmental Science, Vol 6, Elsevier, 283-292.

Fortelius C, 2007: Operational NWP at FMI. In: Proc. of the 29th EWGLAM & 14th SRNWP Meetings 8-11 October 2007 in Dubrovnik, available at: http://srnwp.cscs.ch/
Sofiev M, Valkama I, Fortelius C, Siljamo P, 2006: Modelling re-analysis of dispersion of radioactive pollutans from Chernobyl accident.Ympäristön radioaktiivisuus Suomessa - 20 vuotta Tshernobylista. In: T.K. Ikäheimo (ed.) Symposium Helsingissä 25.-26.4.2006, STUK-A217, ISBN 952-478-119-0, pp. 199-203.

Scientic position of trust

2009-Member of the steering group for the EUMETSAT Land Surface Analysis Satellite Applications Facility (LSA SAF).

2007- Member of the EUMETNET SRNWP Expert Team of "Diagnostics, validation and verification.

2005-2008 Member of the EUCOS scientic advisory team E-SAT.

2003-2004 Coordinator of the Baltic HIRLAM cooperation project supported by the Nordic Council of Ministers.

2000-2004 Member of COST action 717 Use of Radar Observation in Hydrological and NWP models Working Group 2 Using RADAR Observation in Parametrisation and Validation of Atmospheric Models.

1998-2000 Principal investigator for the Finnish Meteorological Institute in the research project Numerical studies of the energy and water cycle of the Baltic region, NEWBALTC II (EU-contract ENV4-CT97-0626.

1997-1998 Leader of the research project Energy and water budget of the atmosphere over the Baltic Sea area; Academy of Finland, project No. 37965
1998-2000 Principal investigator for the Finnish Meteorological Institute in the research project.

1996-1997 Principal investigator for the University of Helsinki in the research project Numerical studies of the energy and water cycle of the Baltic region, NEWBALTC (EU-contract ENV4-CT950072).

1995-2005 Member of the BALTEX working group on numerical experimentation (since 2001 the BALTEX working group of energy and water cycles).

Fortelius C, Sokka N, Eerola K, Kangas M, Niemelä S, 2006: Operational NWP Activities at the Finnish Meteorological Institute. In: the 28th EWGLAM and 13th SRNWP Meetings, 9-12 October 2006, Zurich, Switzerland, 4 pp.

Niemelä S, Fortelius C, 2005: Applicability of grid-size-dependent convection parameterization to meso-gamma-scale HIRLAM. In: 17th Conference on Numerical Weather Prediction, Washington D.C., USA, 1-5 Aug 2005, Amer. Meteor. Soc.
Fortelius C, 2005: Energy and water budget over the Baltic drainage basin. In: HIRLAM mini workshop on convection and clouds, Tartu, Estonia, 24-26.1.2005.

Niemelä S, Fortelius C, 2004: Convection in hydrostatic and non-hydrostatic HIRLAM. In: Baltic HIRLAM Workshop in St.Petersburg, Russia, 17-20 Nov 2003, Workshop report.

Niemelä S, Fortelius C, 2003: Representation of convection under hydrostatic and non-hydrostatic HIRLAM: A case study of the convective event. In: Fifth Int. SRNWP Workshop on Non-hydrostatic Modeling, Bad Orb, Oct. 27-29, 2003.

Michelson D.B, Koistinen J, Bennartz R, Fortelius C, Thoss A, 2002: BALTEX Radar Achievements at the End of the Main Experiment. Proceedings of the Second European Radar Conference (ERAD) and the COST 717 Mid-term Seminar, 18-22 November 2002, Delft, The Netherlands. Copernicus GmbH, 357-362.

Fortelius C, 2002: Intercomparison of precipitation from BALTRAD and HIRLAM. Proc. 3rd study conference on BALTEX, Mariehamn, 2.- 6.7. 2001. p.63.

Fortelius C, Andrae U, 2002: Use of gauge adjusted radar retrievals for verification of precipitation forecasts. SRNWP Mesoscale Verification Workshop 2001, KNMI, De Bilt, 23.-24. April 2001. 6 pp.

Rinne H.J, Fortelius C, 2001: Data assimilation and problems in the quality control of doppler winds. 30th International Conference on Radar Meteorology 19.- 24. July 2001, Münich, Germany, American Meteorological Society, 182-184.

Andrae U, Fortelius C, 2001: Reanalysis of BRIDGE. An estimation of the water and heat budgets over the Baltic Sea drainage basin. Proc. 3rd Study Conference on BALTEX, Mariehamn, 2-6.7.2001, 1-1.

Ansper I, Fortelius C, 2001: Verification of HIRLAM marine wind forecasts in the Baltic. Proc. 3rd Study Conference on BALTEX, Mariehamn, 2-6.7-2001, 7-7.

Eerola K, Järvenoja S, Tisler P, Fortelius C, 1999: Limited area modelling at the Finnish Meteorological Institute in 1997-1998. In: Report of the 20th EWGLAM meeting and the 5th SRNWP network meeting, Copenhagen, Denmark, 5-9 Oct. 1999, LAM Newsletter, No. 28, 62-69.

Tisler P, Fortelius C., 1999: Verification of HIRLAM marine boundary layer winds. In: Pettersson, H. and Rontu, L. (eds.). Proc.: Workshop on modelling of the marine - atmospheric boundary layer, Helsinki 7-8 December 1998. Meri, Report Series of the Finnish Inst. of Marine Research, No 40, 1999, p. 15-18.

Siljamo P, Fortelius C, 1998: Benchmarking of surface fluxes from a weather prediction model with the aid of a baltic sea model. In: Raschke, E., and H. Isemer (Eds) Proc. Second study conference on BALTEX, 205, Juliusruh (Germany), 25-29 May, 1998. (International BALTEX secretariat Publication No. 11, May 1998). Available from: GKSS, D-21502 Geesthacht.

Fortelius C, 1998: Budget diagnostics in model validation. HIRLAM Newsletter No. 31, 46-47.

Fortelius C, 1998: Improving the atmospheric water budget of a forecasting system using a linear error model. In: Raschke, E., and H. Isemer (Eds) Proc. Second study conference on BALTEX, 47-48. Juliusruh (Germany) 25-29 May, 1998. (International BALTEX secretariat Publication No.11, May 1998). Available from: GKSS, D-21502 Geesthacht.

Fortelius C, 1995: On the causes of interannual climate variability. Int. conference on past, present and future climate. Proc. of the SILMU conference held in Helsinki, Finland, 22-25 August 1995, Publ. of the Academy of Finland 6/95, 427-430.

Fortelius C, 1991: Jämförelse mellan oberoende uppskattningar av atmosfärens globala energikällfördelning. 17. Nordiska Meteorologmötet, 12.-17. august 1990, Helsinki 1991, 397-403.

Fortelius C, 1989: A validation of residual energy budgets from atmospheric circulation data against satellite measurements of the net radiation. Conference on Climate and Water. Suomen Akatemian julkaisuja 9/89, 158-166.

Fortelius C, 1985: Synoptisten häiriöiden vaikutus ilmakehän blocking-tyyppisen virtauskaavion ylläpitäjänä. Kansallinen ilmastokokous. Seminaariraportti. Suomen Akatemian julkaisuja 7/1985, 66-72.