FNUS75 KSLC 171129
FWSSLC

SPOT FORECAST FOR SUNSET CAMPGROUND INTERAGENCY RX
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
529 AM MDT WED AUG 17 2011

.DISCUSSION...HIGH PRESSURE CENTERED TO THE SOUTH OF THE AREA WILL
MAINTAIN A DRY WESTERLY FLOW ALOFT THROUGH TODAY. THIS HIGH IS
EXPECTED TO SHIFT A BIT EAST THURSDAY...ALLOWING HIGH BASED MOISTURE
TO RETURN NORTHWARD. THIS WILL BRING A CHANCE OF THUNDERSTORMS TO
THE AREA THURSDAY AFTERNOON AND EVENING. ASIDE FROM OUTFLOW PRODUCED
BY THUNDERSTORMS THURSDAY...WINDS AT THE SITE SHOULD BE SIMILAR OVER
THE NEXT COUPLE OF DAYS TO WHAT WAS OBSERVED TUESDAY. DEEP MIXING
EACH DAY SHOULD ALLOW CLEARING INDICES TO REMAIN WELL ABOVE 500
DURING THE LATE MORNING THROUGH AFTERNOON...ONCE THE MORNING
INVERSION BURNS OFF.

.TODAY...
  LAL.................1.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....85-88.
  MIN HUMIDITY........10-13 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST 2-5 MPH BECOMING SOUTHWEST 5-10 MPH
                      WITH GUSTS NEAR 20 MPH AFTER 1100...THEN
                      SHIFTING AROUND TO THE WEST AFTER 1700.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....47-50.
  MAX HUMIDITY........62-65 PERCENT.
  WINDS - 20-FOOT.....WEST 6-10 MPH WITH GUSTS TO 15 MPH EARLY
                      BECOMING NORTH 2-5 MPH AFTER 2100.

.OUTLOOK FOR THURSDAY...
  LAL.................1 UNTIL NOON...THEN 3.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......750.
  SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). A
                      CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                      AFTERNOON.
  MAX TEMPERATURE.....82-85.
  MIN HUMIDITY........13-16 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST 2-5 MPH BECOMING SOUTHWEST 5-10 MPH
                      WITH GUSTS NEAR 20 MPH AFTER 1100...THEN
                      SHIFTING AROUND TO THE WEST AFTER 1700.



FORECASTER...SEAMAN
REQUESTED BY...DAVE BROTHWELL
REASON FOR REQUEST...PRESCRIBED
.TAG 20110817.SUNSE.02/SLC

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