FNUS75 KSLC 111222
FWSSLC

SPOT FORECAST FOR UPPER SANTA CLARA VEG
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
522 AM MST MON FEB 11 2013

.DISCUSSION...AS THE TROUGH THAT PREVAILED ACROSS THE REGION THIS
PAST WEEKEND FINALLY EXITS A SOMEWHAT MOIST LOW LEVEL FLOW WILL
REMAIN IN PLACE ACROSS SOUTHWEST UTAH THROUGH THIS MORNING. THIS
MOISTURE IS TRAPPED UNDER AN INVERSION THAT IS LOCATED NEAR 7500
FT MSL WHICH IS FORECAST TO PREVAIL THROUGH THE DAY WITH NORTH TO
NORTHEAST TRANSPORT WINDS OF ABOUT 10-15 MPH. A SUBSIDENCE
INVERSION WILL DEVELOP NEAR 14000 MSL OVERNIGHT AND LOWER TO NEAR
11000 MSL TUESDAY. DESPITE GOOD HORIZONTAL NORTH NORTHEAST
TRANSPORT WINDS THE VERTICAL MIXING WILL HINDERED RESULTING IN A
POOR CLEARING INDEX ONCE AGAIN.

.TODAY...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......410.
  SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD COVER)
                      UNTIL 1100...THEN PARTLY CLOUDY (55-65
                      PERCENT CLOUD COVER). SCATTERED SNOW SHOWERS
                      OR FLURRIES UNTIL 1100...THEN A SLIGHT CHANCE
                      OF SNOW FLURRIES THIS AFTERNOON.
  MAX TEMPERATURE.....24-26.
  MIN HUMIDITY........46-48 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 5 TO 10 MPH.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....6-8.
  MAX HUMIDITY........71-73 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 5 TO 10 MPH.

.OUTLOOK FOR TUESDAY...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......230.
  SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....30-32.
  MIN HUMIDITY........31-33 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 10 MPH.



FORECASTER...STRUTHWOLF
REQUESTED BY...MICAH SUWYN
REASON FOR REQUEST...PRESCRIBED
.TAG 20130211.UPPER.01/SLC

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