FNUS75 KSLC 161551
FWSSLC

SPOT FORECAST FOR JOES VALLY ADMIN BURN
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
851 AM MST WED DEC 16 2009

.DISCUSSION...HIGH PRESSURE WILL KEEP A VERY STABLE AIRMASS OVER
THE BURN SITE OVER THE NEXT FEW DAYS. COMBINED WITH LIGHT
TRANSPORT WINDS...THIS WILL RESULT IN POOR MIXING. MID AND HIGH
LEVEL MOISTURE WILL KEEP CLOUDS OVER THE AREA THROUGH
THURSDAY...BUT THE AIRMASS WILL DRY OUT FRIDAY AS THE RIDGE
STRENGTHENS. A STORM SYSTEM MAY AFFECT THE AREA EARLY NEXT WEEK.

.TODAY...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......150.
  SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT CLOUD COVER)
                      UNTIL 1000...THEN PARTLY CLOUDY (65-75
                      PERCENT CLOUD COVER).
  MAX TEMPERATURE.....35-39.
  MIN HUMIDITY........32-36 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE/UPVALLEY WINDS UP TO 5 MPH.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....20-24.
  MAX HUMIDITY........72-76 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY WINDS UP TO 5 MPH.

.OUTLOOK FOR THURSDAY...
  LAL.................1.
  HAINES INDEX........2 ..VERY LOW.
  CLEARING INDEX......100.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....36-40.
  MIN HUMIDITY........33-37 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE/UPVALLEY WINDS UP TO 5 MPH.



FORECASTER...TRAPHAGAN
REQUESTED BY...DIRK ROGERS
REASON FOR REQUEST...PRESCRIBED
.TAG 20091216.JOESV.01/SLC

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