FNUS75 KSLC 090027
FWSSLC

SPOT FORECAST FOR BOX CREEK FIRE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
627 PM MDT FRI JUN 8 2012

...RED FLAG WARNING IN PLACE THROUGH 10 PM MDT SATURDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY...

.DISCUSSION...GUSTY WINDS WILL CONTINUE INTO THE EVENING HOURS...AS
A STORM SYSTEM APPROACHES UTAH FROM THE NORTHWEST. IT IS EXPECTED
THAT WINDS WILL BECOME MORE WESTERLY BETWEEN 2100 AND 2300 LOCAL
TIME TONIGHT...BUT THERE IS A CHANCE THAT SOUTHERLIES WILL
CONTINUE LONGER INTO THE OVERNIGHT. WINDS WILL AGAIN BE STRONG
FROM THE SOUTHWEST TOMORROW AHEAD OF A COLD FRONT. THE COLD FRONT
IS EXPECTED TO MOVE THROUGH THE FIRE TOMORROW EVENING...WITH 1800
TO 2100 LOCAL TIME CURRENTLY LOOKING LIKE THE MOST LIKELY
TIMEFRAME. THIS FRONT WILL SHIFT WINDS ABRUPTLY TO THE NORTHWEST
AND REMAIN GUSTY FOR AT LEAST A COUPLE HOURS.

WHILE THIS FRONT WILL BRING IN A SIGNIFICANTLY COOLER AND
SOMEWHAT MOISTER AIRMASS...WARM AND DRY CONDITIONS WILL RETURN
QUICKLY FOR THE BEGINNING OF NEXT WEEK. WEAK HIGH PRESSURE WILL
MOVE OVER THE AREA BEGINNING LATE SUNDAY...AND SHOULD REMAIN IN
PLACE THROUGH AT LEAST WEDNESDAY. WITH LIGHT WINDS ALOFT MONDAY
THROUGH WEDNESDAY...SURFACE WINDS AT THE FIRE WILL LIKELY BE
DOMINATED BY RELATIVELY LIGHT MOUNTAIN/VALLEY CIRCULATIONS...WITH
UPSLOPE WINDS DURING THE DAY AND DOWNSLOPE WINDS AT NIGHT.
RELATIVE HUMIDITIES WILL BE QUITE LOW DURING THIS PERIOD OF TIME.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....47-50.
  MAX HUMIDITY........30-33 PERCENT.
  WINDS - 20-FOOT.....SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO 30
                      MPH IN THE EVENING...BECOMING WEST 8 TO
                      15 MPH LATE EVENING AND EARLY MORNING HOURS.

.SATURDAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....61-64.
  MIN HUMIDITY........16-19 PERCENT.
  WINDS - 20-FOOT.....WINDY. SOUTH-SOUTHWEST WINDS 10 TO 20 MPH
                      WITH GUSTS UP TO 35 MPH. WINDS BECOMING
                      NORTHWEST 15 TO 25 MPH WITH GUSTS TO 45
                      MPH IN THE EARLY EVENING.

.OUTLOOK FOR SUNDAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....52-55.
  MIN HUMIDITY........16-19 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST WINDS 5 TO 10 MPH WITH GUSTS
                      UP TO 20 MPH.



FORECASTER...SCHOENING
REQUESTED BY...RYAN MCCOLLIN
REASON FOR REQUEST...WILDFIRE
.TAG 20120608.BOXCR.02/SLC

$$