FNUS75 KSLC 121621
FWSSLC

SPOT FORECAST FOR SAW MILL
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1021 AM MDT WED AUG 12 2009

.DISCUSSION...HIGH PRESSURE CENTERED OVER THE FOUR CORNERS WILL
REMAIN IN PLACE THROUGH FRIDAY BEFORE SHIFTING EAST THIS WEEKEND AS
THE NEXT COLD FRONT PUSHES IN FROM THE NORTHWEST. MOISTURE ROTATING
AROUND THE HIGH PRESSURE WILL INCREASE OVER SOUTHERN UTAH TODAY...BUT
THE BOUNDARY SHOULD REMAIN JUST TO THE SOUTH OF THE NEW SAW MILL
WILDFIRE AREA...CLOSER TO THE INTERSTATE 70 CORRIDOR. THAT SAID...DRY
CONDITIONS ARE EXPECTED WITH WINDS DOMINATED BY TYPICAL SLOPE FLOWS
OVER THE NEXT 24 HOURS. MOISTURE LEVELS WILL CONTINUE TO INCREASE
OVERNIGHT TONIGHT AND THROUGH THURSDAY INCREASING THE POTENTIAL
THAT ISOLATED SHOWERS AND THUNDERSTORMS WILL IMPACT THE WILDFIRE
SITE THURSDAY AFTERNOON AND EVENING. WITH DRY LOW LEVELS PERSISTING
THROUGH THAT PERIOD...WETTING RAIN POTENTIAL WILL BE LIMITED. AS A
RESULT...DRY LIGHTNING AND GUSTY ERRATIC WINDS CAN NOT BE RULED OUT
WITH ANY STORM PASSAGE AT THAT TIME.


.TODAY...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......710.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....87-89.
  MIN HUMIDITY........6-9 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE WINDS 5 TO 10 MPH WITH A FEW GUSTS TO
                      15 MPH IN THE AFTERNOON.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........5 ..MODERATE.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....60-62.
  MAX HUMIDITY........32-34 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE WINDS 5 TO 10 MPH SHIFTING TO THE
                      DOWNSLOPE 5 TO 10 MPH AFTER 9 PM.

.OUTLOOK FOR THURSDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).
                      ISOLATED SHOWERS AND THUNDERSTORMS IN
                      THE AFTERNOON.
  MAX TEMPERATURE.....89-93.
  MIN HUMIDITY........9-12 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE WINDS 3 TO 6 MPH BECOMING UPSLOPE
                      7 TO 12 MPH WITH GUSTS TO 20 MPH AFTER 10 AM.
                      GUSTY AND ERRATIC WINDS WITH ANY STORM
                      PASSAGE.



FORECASTER...MERRILL
REQUESTED BY...RICHFIELD DISPATCH
REASON FOR REQUEST...WILDFIRE
.TAG 20090812.SAWMI.01/SLC

$$