FNUS75 KSLC 181229
FWSSLC

SPOT FORECAST FOR DUCK CR  FUELS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
529 AM MST SUN NOV 18 2012

.DISCUSSION...TROUGH OFF THE WEST COAST WILL GRADUALLY WEAKEN AND
LIFT NORTHEASTWARD INTO THE PACIFIC NORTHWEST AND CANADA LATER
TONIGHT THROUGH EARLY NEXT WEEK. A MOIST SOUTHWEST FLOW COMBINED
WITH WEAK IMPULSES ROUNDING THE BOTTOM OF THE TROUGH WILL BRUSH
SOUTHERN UTAH TODAY BRINGING A SLIGHT CHANCE OF SHOWERS. A RIDGE
WILL BUILD IN FOR THE MONDAY THROUGH WEDNESDAY TIME FRAME
PROVIDING DRY AND MILD CONDITIONS BUT ALSO STAGNANT CONDITIONS
WITH A SUBSIDENCE INVERSION LOWERING AND TRANSPORT WINDS
DECREASING. THIS WILL CAUSE THE CLEARING INDEX TO LOWER
DRASTICALLY BETWEEN TODAY AND MONDAY. LOW INDICES WILL CONTINUE
THROUGH TUESDAY BUT COULD IMPROVE SOME ON WEDNESDAY.

.TODAY...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  CLEARING INDEX......860.
  SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SNOW SHOWERS.
  MAX TEMPERATURE.....40-42.
  MIN HUMIDITY........59-61 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 8-12 MPH WITH GUSTS TO 20 MPH
                      THIS AFTERNOON.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SNOW UNTIL 2300.
  MIN TEMPERATURE.....30-32.
  MAX HUMIDITY........90-93 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 6-10 MPH.

.OUTLOOK FOR MONDAY...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  CLEARING INDEX......370.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....43-45.
  MIN HUMIDITY........47-49 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5 TO 10 MPH.



FORECASTER...STRUTHWOLF
REQUESTED BY...DAVID JORDAN
REASON FOR REQUEST...PRESCRIBED
.TAG 20121118.DUCKC.01/SLC

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