FNUS75 KSLC 222353 FWSSLC SPOT FORECAST FOR MERCHANT VALLEY MIXED CON NATIONAL WEATHER SERVICE SALT LAKE CITY UT 553 PM MDT MON APR 22 2013 .DISCUSSION...A MUCH COOLER AIRMASS IS IN PLACE BEHIND THE EXITING COLD FRONT AND ASSOCIATED STORM SYSTEM. SURFACE RIDGING COMBINED WITH LIGHT TRANSPORT WINDS ARE EXPECTED TO KEEP MIXING FAIR AT BEST OVER THE NEXT SEVERAL DAYS DESPITE THE PRESENCE OF A FEW WEAK STORM SYSTEMS. THE AIRMASS WILL REMAIN QUITE DRY MUCH OF THE WEEK...KEEPING RELATIVE HUMIDITIES LOW. .TONIGHT... LAL.................1. HAINES INDEX........2 ..VERY LOW. SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT CLOUD COVER). MIN TEMPERATURE.....24-28. MAX HUMIDITY........53-57 PERCENT. WINDS - 20-FOOT.....WEST TO NORTHWEST WINDS 8-12 MPH. .TUESDAY... LAL.................1. HAINES INDEX........3 ..VERY LOW. CLEARING INDEX......450. SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER). MAX TEMPERATURE.....43-47. MIN HUMIDITY........18-22 PERCENT. WINDS - 20-FOOT.....NORTHWEST WINDS 8-12 MPH. .OUTLOOK FOR WEDNESDAY... LAL.................1. HAINES INDEX........4 ..LOW. CLEARING INDEX......400. SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER). MAX TEMPERATURE.....49-53. MIN HUMIDITY........16-20 PERCENT. WINDS - 20-FOOT.....UPSLOPE/UPVALLEY WINDS 3-7 MPH. FORECASTER...TRAPHAGAN REQUESTED BY...CORY NORMAN REASON FOR REQUEST...PRESCRIBED .TAG 20130422.MERCH.02/SLC $$