244 FPUS76 KSGX 142139 NOWSAN SHORT TERM FORECAST NATIONAL WEATHER SERVICE SAN DIEGO CA 235 PM PDT MON AUG 14 2000 CAZ055-142300- SAN BERNARDINO COUNTY MOUNTAINS- 235 PM PDT WED AUG 14 2000 .NOW... ISOLATED SHOWERS AND THUNDERSTORMS WILL DEVELOP AND CONTINUE OVER THE MOUNTAINS OF SAN BERNARDINO COUNTY THROUGH 4PM. AT 230 PM AN ISOLATED THUNDERSTORM WAS 7 MILES SOUTH OF BIG BEAR LAKE MOVING NORTHWEST AT ABOUT 12 MPH. THIS STORM MAY PRODUCE BRIEF HEAVY RAIN AND GUSTY WINDS ON ITS PATH WHICH WILL INCLUDE THE LAKE ARROWHEAD AREA THROUGH ABOUT 4PM AS IT WEAKENS. DEADLY LIGHTNING WILL ACCOMPANY THE STORMS AND SMALL HAIL MAY ALSO BE POSSIBLE. $$ JAD