UNDER THE WHIRLWIND: EVERYTHING YOU NEED TO KNOW ABOUT TORNADOES
By Arjen & Jerrine Verkaik
© 1997 Whirlwind Books
http://www.skyartpro.com/

WEATHERWISE: PRACTICAL WEATHER LORE FOR SAILORS AND OUTSIDE PEOPLE
By Paul John Goldsack
© 1986 Paul John Goldsack

THE WEATHER BOOK
By Jack Williams
© 1992 USA Today, (C) 1997 Gannett New Media
http://www.usatoday.com/

NATIONAL AUDUBON SOCIETY FIRST FIELD GUIDE: WEATHER
By Jonathan D. Kahl
© 1998 Chanticleer Press Inc.
http://www.audubon.org/

PETERSON FIRST GUIDE TO CLOUDS AND WEATHER
By Rodger Tory Peterson
© 1991 Rodger Tory Peterson, (C) 1991 Houghton Mifflin Company

THE HANDY WEATHER ANSWER BOOK
By Walter A. Lyons, Ph.D.
© 1997 Accord Publishing Ltd.

THE WEATHER ALMANAC: EIGHTH EDITION
Edited By Richard A. Wood, Ph.D.
© 1998 Gale Research

THE NEW YORK PUBLIC LIBRARY DESK REFERENCE: SECOND EDITION
Pretice Hall General Reference New York
© 1993 By The New York Public Library and The Stonesong Press, Inc.

WEATHER: A GUIDE TO PHENOMENA AND FORECASTS
By Paul E. Lehr, R. Will Burnett, Herbert S. Zim
© 1957 By Golden Press, Inc.