FNUS75 KSLC 191343
FWSSLC

SPOT FORECAST FOR SULPHURDALE PILE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
743 AM MDT MON APR 19 2010

.DISCUSSION...A WEAK STORM SYSTEM PASSING THROUGH THE SOUTHERN HALF
OF THE STATE WILL BRING A SLIGHT INCREASE TO MID AND HIGH LEVEL
MOISTURE TODAY. THAT SAID...NOTHING MORE THAN A SLIGHT THREAT FOR
LIGHT CONVECTIVE SHOWER THREATS EXIST FOR THIS AFTERNOON OVER THE
NEIGHBORING TUSHARS. BOTTOM LINE FOR THE BURN WILL ALLOW FOR GOOD
MIXING AS SOUTHWESTERLIES WILL INCREASE WITH THE HEATING OF THE
DAY...AND THE WEAK LOW LEVEL INVERSION IN PLACE THIS MORNING WILL
MIX RAPIDLY BY 10 AM. THE NEXT PACIFIC TROUGH WILL BEGIN TO
APPROACH THE REGION ON TUESDAY AND WILL REALLY RAMP UP THE SOUTH
WINDS STARTING LATE IN THE MORNING TUESDAY. UNSETTLED WEATHER
BEGINS WEDNESDAY AND WILL LINGER THROUGH THE END OF THE WEEK.

.TODAY...
LAL...................1 UNTIL NOON...THEN 2.
HAINES INDEX..........5 ..MODERATE.
CLEARING INDEX........760.
SKY/WEATHER...........PARTLY CLOUDY (60-70 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
                      AFTER NOON.
MAX TEMPERATURE.......64-66.
MIN HUMIDITY..........10-14 PERCENT.
WIND (20 FT)..........SOUTH WINDS 5 TO 10 MPH IN THE MORNING
                      BECOMING LIGHT AND VARIABLE...THEN BECOMING
                      SOUTHWEST 10 TO 15 MPH WITH GUSTS TO 25 MPH
                      IN THE AFTERNOON.

.TONIGHT...
LAL...................1.
HAINES INDEX..........3 ..VERY LOW.
SKY/WEATHER...........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).
MIN TEMPERATURE.......41-43.
MAX HUMIDITY..........66-68 PERCENT.
WIND (20 FT)..........SOUTHWEST WINDS 10 TO 15 MPH.

.OUTLOOK FOR TUESDAY...
LAL...................1 UNTIL NOON...THEN 2.
HAINES INDEX..........3 ..VERY LOW.
CLEARING INDEX........1000+.
SKY/WEATHER...........MOSTLY SUNNY (25-35 PERCENT CLOUD COVER) THEN
                      BECOMING PARTLY CLOUDY (50-60 PERCENT CLOUD
                      COVER). A SLIGHT CHANCE OF SHOWERS AND
                      THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.......60.
MIN HUMIDITY..........17-20 PERCENT.
WIND (20 FT)..........WINDY. SOUTH WINDS 20 TO 25 MPH WITH GUSTS TO
                      AROUND 40 MPH INCREASING TO 30 MPH WITH GUSTS
                      TO AROUND 45 MPH LATE IN THE AFTERNOON.



FORECASTER...MERRILL
REQUESTED BY...BEAVER RANGER DISTRICT
REASON FOR REQUEST...PRESCRIBED
.TAG 20100419.SULPH.01/SLC

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