FNUS75 KSLC 231331
FWSSLC

SPOT FORECAST FOR DUCK CREEK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
631 AM MST MON NOV 23 2009

.DISCUSSION...RIDGE OF HIGH PRESSURE ALONG THE WEST COAST WILL
BUILD IN ACROSS UTAH THROUGH WEDNESDAY WITH A DEVELOPING
SUBSIDENCE INVERSION ACROSS THE FIRE AT ABOUT 12,000 FT MSL BY
THIS EVENING AND THEN LOWERING TO UNDER 9,200 FT EARLY WEDNESDAY. TRANSPORT
WINDS WILL BE MODERATE TODAY WHICH WILL ALLOW FOR HORIZONTAL
DISPERSION BUT THE RAPIDLY DEVELOPING SUBSIDENCE INVERSION WILL
CAP ANY VERTICAL DEVELOPMENT. STRONG INVERSION AND LIGHT WINDS ON
TUESDAY AND WEDNESDAY.


.TODAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......380.
  SKY/WEATHER.........MOSTLY CLEAR (LESS THAN 0.1 OF ANI
  MIN HUMIDITY........23-25 PERCENT. WINDS -
20-FOOT.....NORTH WINDS 10 TO 15 MPH.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........MOSTLY CLEAR (25-35 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....16-18.
  MAX HUMIDITY........44-46 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 5 TO 10 MPH.

.OUTLOOK FOR TUESDAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......80.
  SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....35-37.
  MIN HUMIDITY........22-24 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 5 TO 10 MPH.



FORECASTER...STRUTHWOLF
REQUESTED BY...ERIC EASTEP
REASON FOR REQUEST...PRESCRIBED
.TAG 20091123.DUCKC.01/SLC

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