FNUS75 KSLC 241543 FWSSLC SPOT FORECAST FOR WEST SCOFIELD NATIONAL WEATHER SERVICE SALT LAKE CITY UT 943 AM MDT WED JUN 24 2009 .DISCUSSION...A RIDGE OF HIGH PRESSURE OVER THE INTERMOUNTAIN REGION WILL REMAIN IN PLACE TODAY...BEFORE SHIFTING EAST TONIGHT AND THURSDAY. LIGHT FLOW ASSOCIATED WITH THIS RIDGE WILL KEEP WINDS GENERALLY LIGHT...AND DRIVEN BY SLOPE FLOWS. UNDER THIS RIDGE...MOISTURE WILL SEEP NORTHWARD TODAY...WITH A FEW AFTERNOON BUILDUPS POSSIBLE ALONG THE RIDGELINES. A TROUGH OF LOW PRESSURE FROM THE PACIFIC NORTHWEST TO JUST OFF THE CALIFORNIA COAST WILL MOVE EASTWARD...CROSSING THE AREA ON FRIDAY. WITH THE APPROACH OF THIS SYSTEM...MOISTURE WILL CONTINUE TO INCREASE ACROSS THE AREA...BRINGING A THREAT FOR SHOWERS AND THUNDERSTORMS THURSDAY AFTERNOON/EVENING...AND AGAIN FRIDAY. .TODAY... LAL.................1. HAINES INDEX........5 ..MODERATE. CLEARING INDEX......1000+. SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER) UNTIL NOON...THEN PARTLY CLOUDY (35-45 PERCENT CLOUD COVER). A FEW LATE AFTERNOON BUILDUPS POSSIBLE. MAX TEMPERATURE.....72-75. MIN HUMIDITY........17-20 PERCENT. WINDS - 20-FOOT.....SOUTHEAST/DOWNSLOPE 3-8 MPH BECOMING NORTHWEST/UPSLOPE 3-8 MPH AFTER 1200. .TONIGHT... LAL.................1. HAINES INDEX........6 ..HIGH. SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). MIN TEMPERATURE.....50-53. MAX HUMIDITY........60-63 PERCENT. WINDS - 20-FOOT.....NORTHWEST/UPSLOPE 3-8 MPH BECOMING SOUTHEAST/DOWNSLOPE 3-8 MPH AFTER 2000. .OUTLOOK FOR THURSDAY... LAL.................1 UNTIL NOON...THEN 4. HAINES INDEX........6 ..HIGH. CLEARING INDEX......1000+. SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT CLOUD COVER). A SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1300. MAX TEMPERATURE.....72-75. MIN HUMIDITY........27-30 PERCENT. WINDS - 20-FOOT.....SOUTHEAST/DOWNSLOPE 3-8 MPH BECOMING NORTHWEST/UPSLOPE 3-8 MPH AFTER 1200. FORECASTER...SEAMAN REQUESTED BY...DARON REYNOLDS REASON FOR REQUEST...PRESCRIBED .TAG 20090625.WESTS.01/SLC $$