FNUS75 KSLC 201323
FWSSLC

SPOT FORECAST FOR ADAMS HEAD
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
620 AM MST FRI NOV 20 2009

.DISCUSSION...UPPER LEVEL RIDGE OVER AREA THIS MORNING WILL QUICKLY
MOVE EAST OF THE AREA TODAY AS A TROUGH ENTERS THE GREAT BASIN.
SOUTHWEST WINDS WILL INCREASE DRAMATICALLY AHEAD OF THE APPROACHING
TROUGH THIS AFTERNOON INTO THIS EVENING.  THERE IS THE POSSIBILITY
FOR GUSTS TO REACH 40 MPH IN THE VICINITY OF THE BURN THIS
AFTERNOON. WITH MILD TEMPERATURES AHEAD OF THE APPROACHING TROUGH
DEEPER MIXING CAN BE EXPECTED...AND WITH STRONG TRANSPORT WINDS
DEVELOPING...CLEARING INDICES WILL BE MUCH HIGHER TODAY.  THE CORE
OF THE TROUGH WILL PASS NORTH OF THE BURN...BUT IT WILL PUSH A COLD
FRONT THROUGH THE SITE MIDDAY ON SATURDAY BRINGING A SLIGHT CHANCE
OF RAIN OR SNOW SHOWERS TO THE BURN DURING THE DAY ON SATURDAY.  THE
FRONT WILL ALSO BRING AS SHIFT TO WEST-NORTHWEST WINDS ON SATURDAY
AFTERNOON.

.TODAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......750.
  SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....54-58.
  MIN HUMIDITY........19-21 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5 TO 15 MPH DEVELOPING THIS
                      MORNING...INCREASING TO 20 TO 30 MPH WITH
                      GUSTS TO 40 MPH POSSIBLE THIS AFTERNOON.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....19-24.
  MAX HUMIDITY........65-70 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 35
                      MPH EARLY THIS EVENING. WINDS DECREASING TO
                      15 TO 25 MPH WITH GUSTS TO 30 MPH.

.OUTLOOK FOR SATURDAY...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  CLEARING INDEX......960.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SNOW IN THE AFTERNOON.
  MAX TEMPERATURE.....43-48.
  MIN HUMIDITY........30-35 PERCENT.
  WINDS - 20-FOOT.....BREEZY. SOUTHWEST WINDS 15 TO 25 MPH WITH
                      GUSTS TO 30 MPH IN THE MORNING BECOMING
                      NORTHWEST 15 TO 25 MPH IN THE AFTERNOON.



FORECASTER...GRAHAM
REQUESTED BY...CHET HATCH
REASON FOR REQUEST...PRESCRIBED
.TAG 20091120.ADAMS.01/SLC

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