Expires:200907312345;Remove:200907312345;483090 FPUS75 KPIH 312134 NOWPIH SHORT TERM FORECAST NATIONAL WEATHER SERVICE POCATELLO ID 334 PM MDT FRI JUL 31 2009 IDZ020-032-312345- UPPER SNAKE RIVER PLAIN-LOST RIVER/PAHSIMEROI- INCLUDING THE CITIES OF...IDAHO FALLS...REXBURG...RIGBY...ARCO... CHALLIS...MACKAY 334 PM MDT FRI JUL 31 2009 .NOW...AT 330 PM MDT NATIONAL WEATHER SERVICE RADAR INDICATES ISOLATED THUNDERSTORMS DEVELOPING BETWEEN ARCO AND CHALLIS. THESE STORMS ARE MOVING SOUTHEAST AT 15 MPH INTO THE ARCO DESERT AREA AND WILL PRODUCE OCCASIONAL LIGHTNING...BRIEF RAIN SHOWERS AND VARIABLE WIND GUSTS TO AROUND 45 MPH. $$ WEATHER INFORMATION ON-LINE 24-HOURS A DAY WWW.WEATHER.GOV/POCATELLO