X1014292220-00240-54554</DOCNO> USATODAY.com Home News Money Sports Life Tech Weather Inside the Basics Basics home Graphics, photos Storms, fronts Climate change Clouds, fog El Nino, La Nina Winds, jet streams Ozone Floods, droughts Forecasting Winter Health effects 04/14/2001 - Updated 04:43 AM ET Flash floods form easily in arid Southwest Precipitation in the Southwest USA falls heaviest at different times of the year;
(04/14/2001 - Updated 04:43 AM ET Flash floods; form easily; L:in arid Southwest Precipitation; L:in the Southwest USA)
04/14/2001 - Updated 04:43 AM ET Flash floods
form easily
L:in arid Southwest Precipitation L:in the Southwest USA