1. Department of Atmospheric Science, State University of New York at Albany, 1400 Washington Avenue, Albany, New York 12222, USA
2. Geoanalysis Group, EES-5, MS-D401, Earth and Environmental Science Division, Los Alamos National Laboratory, Los Alamos, NM 87545, USA
3. National Meteorological Center, W/NMC-22-WWB-Room 204, Washington, DC 20233, USA