1. Atmospheric and Environmental Research, Inc Lexington MA USA
2. Department of Civil and Environmental Engineering Massachusetts Institute of Technology Cambridge MA USA
3. Environmental, Earth, and Atmospheric Sciences University of Massachusetts Lowell Lowell MA USA
4. School of Meteorology University of Oklahoma Norman OK USA
5. Department of Meteorology University of Reading Reading UK
6. Department of Solar‐Terrestrial Physics German Aerospace Center Neustrelitz Germany