21. Occluded Fronts A cold front moves toward a warm front, forcing warm air aloft A cold front merges with the warm front to form an occluded front that drops heavy rain Because occluded fronts can move slowly, light precipitation falls for many days
37. 2008 Hurricane Names Arthur Bertha Cristobal Dolly* Edouard Fay Gustav* Hanna Ike* Josephine Kyle Laura Marco Nana * US landfall, major hurr’ Omar Paloma Rene Sally Teddy Vicky Wilfred
38. 2009 Hurricane Names http://www.nhc.noaa.gov/aboutnames.shtml Ana Bill Claudette Danny Erika Fred Grace Henri Ida Joaquin Kate Larry Mindy Nicholas Odette Peter Rose Sam Teresa Victor Wanda
39.
40. Katrina—August 28, 2005 New Orleans freeway submerged Katrina NASA satellite view http://www.katrinahelp.com/hurricane-katrina-pictures.html