Research Associate Cooperative Institude for Climate Studies (CICS) Earth System Science Interdisciplinary Center (ESSIC)–NOAA Computer and Space Science Bldg. Rm. 4115B University of Maryland College Park, MD 20742 301-405-0494 (voice) 301-314-1876 (fax) lee@umd.edu |
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Projects
HIRS Outgoing Longwave Radiation (OLR) Climate Data Record
GOES-R Risk Reduction Project - Longwave Radiation Budget Products for GOES-R ABI and HES Instruments
GOES-R Algorithm Working Group - Earth Radiation Application Team
Peer-reviewed Publications
Joiner, J., H.-T. Lee, L. L. Strow, P. K. Bhartia, S. Hannon, A. J. Miller and L. Rokke, 1998: Radiative Transfer in the 9.6 micron HIRS ozone channel using collocated SBUV-determined ozone abundances. JGR, 103, 19213-19229.
Long, C. S., A. J. Miller, H.-T. Lee, J. D. Wild, R. C. Przywarty and D. Hufford, 1996: Ultraviolet Index Forecasts Issued by the National Weather Service, Bulletin of American Meteorology Society, 77, No. 4, 729-748.
Conference Proceedings and Reports
Lee, H.-T., A. Gruber, and R. G. Ellingson, 2004: HIRS outgoing longwave radiation climate data record. Poster paper for the CLIVAR 2004 1st international CLIVAR Science Conference, June 21-25, 2004, Baltimore, Maryland, USA.
Lee, H.-T. and R. G. Ellingson, 2001: The impact of upper tropospheric humidity on clear-sky outgoing longwave radiation as estimated from satellite observations. Proceedings of the 2000 International Radiation Symposium, IRS 2000: Current Problems in Atmospheric Radiation. 24-29 July, 2000, St. Petersburg, Russia. ISBN -0-937194-43-3.
Lee. H.-T., 1996: Parameterization of Downward UV Radiation at the Surface Derived from Detailed Radiation Calculations for Clear and Cloudy Sky Conditions. Proceedings of the 1996 International Radiation Symposium, IRS'96: Current Problems in Atmospheric Radiation. August 19-24, 1996, Fairbanks, Alaska, U.S.A.
USGCRP, 1995: The U.S. Interagency UV-Monitoring Network Plan, Ultraviolet Radiation Panel, Observations Working Group, Subcommittee on Global Change Research, Committee on Environment and Natural Resource Research, United States Global Change Research Program (USGCRP).
Long, C. S., A. J. Miller, H.-T. Lee and J. D. Wild, 1995: Ultraviolet Index, Technical Procedure Bulletin, National Weather Service, National Oceanic and Atmospheric Administration.
Long, C. S., A. J. Miller, H.-T. Lee and J. D. Wild, 1994: United States National Weather Service (NWS)/Environmental Protection Agency (EPA) Programme to provide Operational Forecast Guidance of an Index of UV Radiation at the Surface, in Report of the Workshop on UV-B for the Americas, World Meteorological Organization, Global Atmosphere Watch. 22-26 August 1994, Buenos Aires, Argentina. WMO/TD-NO. 650.
Lee, H.-T., R. G. Ellingson, D. Yanuk, A. Gruber and S.-K. Yang, 1993: Estimation of longwave radiation budget parameters with HIRS radiances, in Proceedings of the 1992 International Radiation Symposium, IRS'92: Current Problems in Atmospheric Radiation, Tallinn, Estonia, 3-8 August, 1992, (S. Keevallik and O. Karner, Eds.), Deepak, Hampton, VA, pp. 224-226.
Lee, H.-T. and R. G. Ellingson, 1990: A regression technique for estimating downward longwave flux at the surface from HIRS radiance observations, in Proceedings of the Seventh Conference on Atmospheric Radiation, American Meteorology Society, pp. 251-252.
Ellingson, R. G., H.-T. Lee and A. Gruber, 1990: Validation of a technique for estimating outgoing longwave radiation from HIRS radiance observations, in Proceedings of the Seventh Conference on Atmospheric Radiation, American Meteorology Society, pp. 111-112.
Ellingson, R. G., H.-T. Lee, 1988: A Technique for Estimating Outgoing Longwave Radiation from HIRS Radiation Observations, in Proceedings of the 1988 International Radiation Symposium, IRS'88: Current Problems in Atmospheric Radiation. 18-24 August 1988, Lille, France, (J. Lenoble and J.-F. Geleyn, Eds.), Deepak, Hampton, VA, pp. 248-249.
Presentations
Lee, H.-T., A. Gruber, R. G. Ellingson and I. Laszlo, 2006: Comparison of HIRS OLR with ERBE, CERES, ISCCP-FD, TOVS-PFA and Reanalysis NCEP R1/R2 and ECMWF ERA40. 2nd GEWEX Radiative Flux Assessment Workshop. 14-16, 2006, Williamsburg, VA.
Lee, H.-T., A. Gruber, R. G. Ellingson and I. Laszlo, 2005: HIRS OLR Climate Data Record. University of Maryland ESSIC Department Seminar, Nov. 7, 2005, College Park, MD.
Lee, H.-T., A. Gruber, R. G. Ellingson and I. Laszlo, 2005: Comparison of HIRS OLR with ERBE and CERES. The 4th CERES II Science Team Meeting, Nov. 1-3, 2005, Hampton, VA.
Lee, H.-T., A. Gruber, R. G. Ellingson and I. Laszlo, 2005: Inter-satellite calibration of HIRS OLR Time Series. The Cooperative Research Program Second Annual Science Symposium. July 13-14, Madison, WI. (Oral)Lee, H.-T., A. Gruber and R. G. Ellingson, 2004: Inter-satellite calibration of HIRS outgoing longwave radiation data. The 13th Conference on Satellite Meteorology and Oceanography. September 20-23, 2004, Norfolk, VA.
Gruber, A., H.-T. Lee and R. G. Ellingson, 2004: Climate monitoring with HIRS outgoing longwave radiation data. The 13th Conference on Satellite Meteorology and Oceanography. September 20-23, 2004, Norfolk, VA.
Lee, H.-T., A. Gruber and R. G. Ellingson, 2004: HIRS outgoing longwave radiation climate data record. CLIVAR 2004 1st International CLLIVAR Science Conference, June 21-25, 2004, Baltimore, MD.
Lee, H.-T., A. Gruber and R. G. Ellingson, 2004: GOES-R support to future longwave radiation products. The 3rd GOES-R User’s Conference, May 10-13, 2004, Broomfield, CO. (Oral)
Lee, H.-T., A. Heidinger, A. Gruber and R. G. Ellingson, 2002: Outgoing longwave radiation product from hybrid polar and geosynchronous satellite observations. Oral presentation, 34th Scientific Assembly of the Committee on Space Research (COSPAR), World Space Congress 2002, 10-19 October, 2002, Houston, Texas, U.S.A.
Armstrong, M. A., R. G. Ellingson, and H.-T. Lee, 2001: Comparison of MM5 forecast shortwave radiation with ARM SGP data. Poster presentation, ARM Science Team Meeting. March 19-23, 2001, Atlanta, Georgia.
Lee, H.-T. and R. G. Ellingson, 2000: The impact of upper tropospheric humidity on clear-sky outgoing longwave radiation as estimated from satellite observations. Poster presentation, The 2000 International Radiation Symposium, July 2000, St. Petersburg, Russia.
Lee, H.-T. and R. G. Ellingson, 1999: The impact of upper tropospheric humidity anomalies on outgoing longwave radiation (OLR) as estimated from HIRS radiance observations. Poster presentation, Ninth Conference on Atmospheric Radiation, American Meteorology Society. July 1999, Madison, Wisconsin.
Lee, H.-T., C. S. Long, 1997: Results from verification of the NOAA UV Index Forecast for 1996. Presented at the Quality Assurance Panel meeting of the Observations Working Group, Ultraviolet Radiation Panel, Subcommittee on Global Change Research, Committee on Environment and Natural Resource Research, United States Global Change Research Program (USGCRP). July 15-16, 1997, Boulder, Colorado.
Lee, H.-T., 1996: Parameterization of downward UV radiation at the surface derived from detailed radiation calculations for clear and cloudy sky conditions. Poster presentation, The 1996 International Radiation Symposium, IRS'96: Current Problems in Atmospheric Radiation. August 19-24, 1996, Fairbanks, Alaska, U.S.A.
Miller, A. J., C. S. Long, H.-T. Lee and J. D. Wild, 1995: The National Weather Service’s Experimental Ultraviolet Index. 1995 International Union of Geodesy and Geophysics (IUGG) Meeting. 3-14 July 1995, Boulder, Colorado.
Lee, H.-T., A. J. Miller, C. S. Long and J. D. Wild, 1995: Science and production of the NWS/EPA UV Index. The 75th American Meteorology Society Annual Meeting, 15-20 January 1995, Dallas, Texas.
Yanuk, D., R. G. Ellingson and H.-T. Lee, 1994: An experimental operational program to estimate radiation budget parameters from HIRS radiance observations: Comparison of observations with NMC calculations. The Eighth Conference on Atmospheric Radiation, American Meteorology Society.
Lee, H.-T. and R. G. Ellingson, 1990: A regression technique for estimating downward longwave flux at the surface from HIRS radiance observations. The Seventh Conference on Atmospheric Radiation of the American Meteorology Society, 23-27 July 1990, San Francisco, California.