1. World Meteorological Organization, Geneva, Switzerland;
2. Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, and NOAA/Physical Sciences Laboratory, Boulder, Colorado;
3. NOAA/Regional Operations Center, Alaska Region, Anchorage, Alaska;
4. NASA Goddard Institute for Space Studies, New York, New York;
5. NOAA/Physical Sciences Laboratory, Boulder, Colorado;
6. NOAA/Climate Prediction Center, College Park, Maryland;
7. University of Nebraska, Lincoln, Nebraska;
8. University of Wisconsin–Madison, Madison, Wisconsin;
9. NOAA/National Centers for Environmental Prediction, College Park, Maryland