FNUS75 KSLC 191931 FWSSLC SPOT FORECAST FOR MILL FLAT NATIONAL WEATHER SERVICE SALT LAKE CITY UT 131 PM 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 CENTRAL AND SOUTHERN UTAH. ISOLATED HIGH BASED THUNDERSTORMS ARE POSSIBLE...ESPECIALLY ACROSS THE HIGHER TERRAIN BEGINNING FRIDAY...WITH MORE COVERAGE EXPECTED SATURDAY. .REST OF TODAY... LAL.................1. HAINES INDEX........5 ..MODERATE. CLEARING INDEX......570. SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER). MAX TEMPERATURE.....79-81. MIN HUMIDITY........10-12 PERCENT. WINDS - 20-FOOT.....NORTHWEST 5 TO 10 MPH. .TONIGHT... LAL.................1. HAINES INDEX........5 ..MODERATE. SKY/WEATHER.........CLEAR (0-10 PERCENT CLOUD COVER). MIN TEMPERATURE.....51-53. MAX HUMIDITY........33-35 PERCENT. WINDS - 20-FOOT.....NORTHWEST 5 TO 10 MPH BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH AFTER SUNSET. .OUTLOOK FOR THURSDAY... LAL.................1. HAINES INDEX........6 ..HIGH. CLEARING INDEX......410. SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER). MAX TEMPERATURE.....78-80. MIN HUMIDITY........12-15 PERCENT. WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING UPSLOPE/UPVALLEY 6 TO 10 MPH AFTER 1100. FORECASTER...KRUSE REQUESTED BY...KEVIN GREENHALGH REASON FOR REQUEST...WFU .TAG 20090819.MILLF.01/SLC $$