FNUS75 KSLC 141243
FWSSLC

SPOT FORECAST FOR COOPER KNOLL EAST RX
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
643 AM MDT THU OCT 14 2010

.DISCUSSION...HIGH PRESSURE WILL REMAIN OVERHEAD DURING THE DAY
BEFORE SHIFTING EAST BEGINNING THIS EVENING. AS A RESULT...DRY AND
STABLE CONDITIONS WILL PREVAIL WITH LIGHT WINDS...SO MIXING WILL
ONLY BE FAIR TODAY. WESTERLY FLOW WILL DEVELOP OVER THE AREA
TOMORROW AS A STORM SYSTEM MOVES WELL NORTH OF THE
AREA...RESULTING IN INCREASING MOISTURE AND A MODEST INCREASE IN
TRANSPORT WINDS. MOISTURE WILL CONTINUE TO INCREASE SATURDAY AHEAD
OF A PACIFIC STORM SYSTEM MOVING ONSHORE. THIS SYSTEM WILL PUSH A
COLD FRONT THROUGH THE STATE LATE SUNDAY THROUGH MONDAY. AT THIS
TIME...IT APPEARS THE FRONT WILL STALL IN THE VICINITY OF THE BURN
SITE EARLY SUNDAY AFTERNOON AND SHOULD NOT MOVE OUT OF THE AREA
UNTIL MONDAY MORNING/AFTERNOON. SOME UNCERTAINTY REMAINS WITH
RESPECT TO THE TIMING OF THE FRONT AND WHEN/IF IT WILL STALL.
PRECIPITATION WILL LIKELY BE SHOWERY IN NATURE...BUT ISOLATED
RAINFALL TOTALS ABOVE AN INCH ARE POSSIBLE WHERE THE FRONT STALLS
THROUGH MONDAY AFTERNOON. SNOW LEVELS LOOK TO REMAIN ABOVE 9000 FEET WITH
THE SYSTEM. PREFRONTAL WINDS SHOULD NOT BE SIGNIFICANT AHEAD OF
THE SYSTEM.

.TODAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......400.
  SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....66-70.
  MIN HUMIDITY........15-19 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE/UPVALLEY WINDS UP TO 5 MPH.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....36-40.
  MAX HUMIDITY........63-67 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY WINDS 3-7 MPH.

.OUTLOOK FOR FRIDAY...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......550.
  SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER) THEN
                      BECOMING PARTLY CLOUDY (25-35 PERCENT CLOUD
                      COVER).
  MAX TEMPERATURE.....64-68.
  MIN HUMIDITY........23-27 PERCENT.
  WINDS - 20-FOOT.....WEST WINDS 5-10 MPH.



FORECASTER...TRAPHAGAN
REQUESTED BY...GOETZINGER
REASON FOR REQUEST...PRESCRIBED
.TAG 20101014.COOPE.01/SLC

$$