FNUS75 KSLC 221917
FWSSLC

SPOT FORECAST FOR HENRIE KNOLLS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
117 PM MDT SAT MAY 22 2010

.DISCUSSION...AS A PACIFIC STORM SYSTEM MOVES NORTHEAST AND AWAY
FROM THE AREA THIS AFTERNOON...THE NEXT SYSTEM WILL APPROACH THE
BURN AREA TONIGHT. THIS SYSTEM WILL BRING AN INCREASE IN CLOUD
COVER LATE TONIGHT WITH A SMALL CHANCE FOR RAIN AND SNOW SHOWERS
SUNDAY AFTERNOON AND EVENING. SOUTH-SOUTHWEST WINDS ARE EXPECTED
TO PICK UP SUNDAY AFTERNOON IN ADVANCE OF THIS SYSTEM. THE CORE
OF THE STORM SYSTEM WILL MOVE THROUGH THE AREA EARLY MONDAY
BRINGING MUCH COOLER AIR...WITH SNOW LEVEL FALLING BELOW 6000
FEET MONDAY MORNING. DRIER AND WARMER CONDITIONS WITH BREEZY
SOUTH WINDS ARE EXPECTED TO DEVELOP ACROSS THE AREA TUESDAY...AND
LINGER THROUGH MUCH OF NEXT WEEK.

.REST OF TODAY...
LAL...................1.
HAINES INDEX..........5 ..MODERATE.
CLEARING INDEX........1000+.
SKY/WEATHER...........SUNNY (5-15 PERCENT CLOUD COVER).
MAX TEMPERATURE.......51-54.
MIN HUMIDITY..........17-20 PERCENT.
WIND (20 FT)..........SOUTH-SOUTHWEST 5-10 MPH INCREASING TO
                      10-20 MPH WITH GUSTS NEAR 25 MPH BY 1500.

.TONIGHT...
LAL...................1.
HAINES INDEX..........4 ..LOW.
SKY/WEATHER...........CLEAR (5-15 PERCENT CLOUD COVER) UNTIL
                      MIDNIGHT...THEN PARTLY CLOUDY (30-40 PERCENT
                      CLOUD COVER).
MIN TEMPERATURE.......31-34.
MAX HUMIDITY..........35-38 PERCENT.
WIND (20 FT)..........SOUTH-SOUTHWEST 10-20 MPH WITH GUSTS NEAR
                      30 MPH EARLY...BECOMING DOWNVALLEY/DOWNSLOPE
                      4-9 MPH AFTER 2100.

.OUTLOOK FOR SUNDAY...
LAL...................1.
HAINES INDEX..........4 ..LOW.
CLEARING INDEX........1000+.
SKY/WEATHER...........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF RAIN AND SNOW SHOWERS IN THE
                      AFTERNOON.
MAX TEMPERATURE.......50-53.
MIN HUMIDITY..........25-28 PERCENT.
WIND (20 FT)..........UPVALLEY/UPSLOPE 3-7 MPH BECOMING
                      SOUTH-SOUTHWEST 8-15 MPH WITH GUSTS NEAR
                      25 MPH AFTER 1200.



FORECASTER...SEAMAN
REQUESTED BY...BROOK CHADWICK
REASON FOR REQUEST...PRESCRIBED
.TAG 20100522.HENRI.02/SLC

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