FNUS75 KSLC 191432 FWSSLC SPOT FORECAST FOR GREENVILLE RX NATIONAL WEATHER SERVICE SALT LAKE CITY UT 832 AM MDT WED AUG 19 2009 .DISCUSSION...HIGH PRESSURE WILL SLOWLY BUILD EAST ACROSS THE REGION OVER THE NEXT FEW DAYS. MAINLY DIURNAL WIND SHIFTS ARE EXPECTED THROUGH FRIDAY. AS HIGH PRESSURE SHIFTS FURTHER TO THE EAST FRIDAY INTO SATURDAY...MIDLEVEL MOISTURE WILL BEGIN TO BUILD INTO SOUTHERN UTAH. ISOLATED HIGH BASED THUNDERSTORMS ARE POSSIBLE...ESPECIALLY ACROSS THE HIGHER TERRAIN BEGINNING FRIDAY...WITH MORE COVERAGE EXPECTED SATURDAY. .TODAY... LAL.................1. HAINES INDEX........5 ..MODERATE. CLEARING INDEX......1000+. SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER). MAX TEMPERATURE.....87-89. MIN HUMIDITY........9-11 PERCENT. WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING UPSLOPE/UPVALLEY 3 TO 6 MPH AFTER 1000. .TONIGHT... LAL.................1. HAINES INDEX........5 ..MODERATE. SKY/WEATHER.........CLEAR (0-5 PERCENT CLOUD COVER). MIN TEMPERATURE.....50-52. MAX HUMIDITY........32-34 PERCENT. WINDS - 20-FOOT.....UPSLOPE/UPVALLEY 3 TO 6 MPH SHIFTING TO DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH AFTER SUNSET. .OUTLOOK FOR THURSDAY... LAL.................1. HAINES INDEX........6 ..HIGH. CLEARING INDEX......780. SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER). MAX TEMPERATURE.....90-92. MIN HUMIDITY........9-11 PERCENT. WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING UPSLOPE/UPVALLEY 3 TO 6 MPH AFTER 1000. FORECASTER...KRUSE REQUESTED BY...RYAN SHAKESPEAR REASON FOR REQUEST...PRESCRIBED .TAG 20090819.GREEN.01/SLC $$