FNUS75 KSLC 200050 FWSSLC SPOT FORECAST FOR COYOTE BASIN 2 NATIONAL WEATHER SERVICE SALT LAKE CITY UT 650 PM MDT SUN JUL 19 2009 .DISCUSSION....A RIDGE OVER THE AREA IS BEGINNING TO FLATTEN...ALLOWING UPPER LEVEL MOISTURE TO MOVE INTO THE AREA. HOWEVER...WITH DRY AIR STILL PRESENT NEAR THE SURFACE...THIS MOISTURE IS EXPECTED TO RESULT IN HIGH BASED THUNDERSTORMS THIS EVENING....ESPECIALLY OVER THE HIGHER TERRAIN. BECAUSE OF THE DRY LOWER LEVELS...LITTLE PRECIPITATION IS EXPECTED TO REACH THE GROUND WITH THESE THUNDERSTORMS. INSTEAD...THE MAIN THREAT WILL BE DRY LIGHTNING WITH STRONG GUSTY AND ERRATIC WINDS IN THE VICINITY OF THUNDERSTORMS. THIS MOISTURE IS EXPECTED TO LINGER THROUGH THE WEEK...WITH THE LOW LEVEL MOISTURE INCREASING DURING THE EARLY WORK WEEK. AS THE LOW LEVEL MOISTURE INCREASES...THE CHANCE OF WETTING RAIN WILL INCREASE. .TONIGHT... LAL.................2 UNTIL MIDNIGHT...THEN 1. HAINES INDEX........5 ..MODERATE. SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL MIDNIGHT. MIN TEMPERATURE.....56-58. MAX HUMIDITY........60-62 PERCENT. WINDS - 20-FOOT.....SOUTHWEST WINDS AROUND 10 MPH DURING THE EARLY EVENING...SHIFTING TO DOWNSLOPE 5-15 MPH OVERNIGHT. .MONDAY... LAL.................1 UNTIL NOON...THEN 2. HAINES INDEX........6 ..HIGH. CLEARING INDEX......1000+. SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER NOON. MAX TEMPERATURE.....87-89. MIN HUMIDITY........23-25 PERCENT. WINDS - 20-FOOT.....DOWNSLOPE 5-15 MPH INTO MID MORNING...BECOMING UPSLOPE BY MIDDAY. .OUTLOOK FOR TUESDAY... LAL.................1 UNTIL NOON...THEN 2. HAINES INDEX........5 ..MODERATE. CLEARING INDEX......1000+. SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....87-89. MIN HUMIDITY........27-29 PERCENT. WINDS - 20-FOOT.....DOWNSLOPE 5-15 MPH INTO MID MORNING...BECOMING UPSLOPE BY MIDDAY. FORECASTER...ROGOWSKI REQUESTED BY...BLAINE TARBELL REASON FOR REQUEST...WILDFIRE .TAG 20090719.COYOT.01/SLC $$