FNUS75 KSLC 220125
FWSSLC

SPOT FORECAST FOR DUCK CREEK FUELS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
625 PM MST WED JAN 21 2009

.DISCUSSION...THE RIDGE THAT HAS BEEN DOMINANT FOR THE PAST WEEK
WILL BREAK DOWN OVER THE NEXT FEW DAYS AS A MOIST SYSTEM MOVES IN
FROM THE SOUTHWEST. HOWEVER THIS SYSTEM WILL LACK SUFFICIENT
MIXING TO ALLOW THE CLEARING INDEX TO EXCEED 400. THE INVERSION
HEIGHT WILL LOWER TO BETWEEN 7800 AND 8000 FT ON FRIDAY BUT THE
AIRMASS ABOVE THAT LEVEL WILL REMAIN QUITE STABLE WITH NO REAL
COOLING EXPECTED. THE TRANSPORT WINDS WILL INCREASE ON SATURDAY
BUT THEN AGAIN THE ATMOSPHERIC PROFILE WILL REMAIN QUITE STABLE.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SNOW AFTER 1700 UNTIL
                      2300...THEN A CHANCE OF SNOW.
  MIN TEMPERATURE.....33-35.
  MAX HUMIDITY........66-68 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5 MPH.

.THURSDAY...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  CLEARING INDEX......210.
  SKY/WEATHER.........MOSTLY CLOUDY (85-95 PERCENT CLOUD COVER). A
                      CHANCE OF SNOW.
  MAX TEMPERATURE.....44-46.
  MIN HUMIDITY........38-40 PERCENT.
  WINDS - 20-FOOT.....SOUTH WINDS 10 MPH.

.OUTLOOK FOR FRIDAY...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  CLEARING INDEX......360.
  SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT CLOUD COVER).
                      OCCASIONAL SNOW.
  MAX TEMPERATURE.....40.
  MIN HUMIDITY........42-44 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5 TO 10 MPH.



FORECASTER...STRUTHWOLF
REQUESTED BY...ERIC EASTEP
REASON FOR REQUEST...PRESCRIBED
.TAG 20090122.DUCKC.01/SLC

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