FNUS75 KSLC 160029
FWSSLC

SPOT FORECAST FOR TWIN KNOLLS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
629 PM MDT WED JUL 15 2009

.DISCUSSION...WESTERLY TRANSPORT WINDS WILL WEAKEN ON THURSDAY AS
HIGH PRESSURE BUILDS OVER THE GREAT BASIN. HIGH PRESSURE WILL
REMAIN ANCHORED OVER UTAH THROUGH THIS WEEKEND. SURFACE WINDS WILL
BE LIGHT AND TERRAIN DRIVEN DURING THIS PERIOD. WARMER
TEMPERATURES WILL INCREASE THE POTENTIAL FOR SCATTERED AFTERNOON
CONVECTION OVER THE HIGHER TERRAIN BEGINNING ON FRIDAY THROUGH THE
WEEKEND.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....50-54.
  MAX HUMIDITY........41-45 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO
                      15 MPH DECREASING TO DOWNSLOPE 3 TO 7 MPH
                      AFTER 2200.

.THURSDAY...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....85-89.
  MIN HUMIDITY........11-15 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE WINDS 3 TO 7 MPH IN THE
                      MORNING...THEN SHIFTING TO THE UPSLOPE
                      4 TO 8 MPH IN THE EARLY AFTERNOON.

.OUTLOOK FOR FRIDAY...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......420.
  SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....87-91.
  MIN HUMIDITY........10-14 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE WINDS 3 TO 7 MPH IN THE
                      MORNING...BECOMING UPSLOPE 4 TO 8 MPH IN
                      THE EARLY AFTERNOON.



FORECASTER...MYRICK/ROGOWSKI
REQUESTED BY...NATHAN ROBINSON
REASON FOR REQUEST...PRESCRIBED
.TAG 20090715.TWINK.04/SLC

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