FNUS75 KSLC 062246
FWSSLC

SPOT FORECAST FOR BIG POLE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
446 PM MDT THU AUG 6 2009

...RED FLAG WARNING FROM 2 PM THIS AFTERNOON TO 3 AM MDT FRIDAY
FOR STRONG SOUTH WINDS AND VERY LOW RELATIVE HUMIDITY...

.DISCUSSION...STRONG SOUTH WINDS WILL CONTINUE INTO THE EARLY
EVENING HOURS IN ADVANCE OF AN APPROACHING COLD FRONT. THIS FRONT
IS EXPECTED TO REACH THE FIRE SITE AROUND 9 PM THIS EVENING. WINDS
WITH THE FRONT WILL SWITCH TO THE NORTHWEST AND ALTHOUGH THEY WILL
DIMINISH SOMEWHAT...WIND GUSTS TO 30 MPH FROM THE NORTHWEST WILL
REMAIN POSSIBLE UNTIL AROUND MIDNIGHT. OTHERWISE SOMEWHAT COOLER
AIR BEHIND THIS FRONT WILL ALLOW FOR BETTER RH RECOVERY OVERNIGHT.
THE PARENT STORM SYSTEM IS EXPECTED TO TRACK JUST NORTH OF THE
AREA ON FRIDAY...BRINGING A CHANCE FOR SHOWERS AND THUNDERSTORMS.
WINDS ARE EXPECTED TO SWITCH BACK TO THE SOUTHWEST DURING THE DAY
FRIDAY...AHEAD OF A SECONDARY COLD FRONT WHICH WILL ARRIVE EARLY
FRIDAY EVENING. THIS SECONDARY FRONT WILL SHIFT THE WINDS BACK TO
THE NORTHWEST ONCE AGAIN...WITH GUSTS IN EXCESS OF 30 MPH POSSIBLE.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  SKY/WEATHER.........MOSTLY CLEAR (30-40 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....60-63.
  MAX HUMIDITY........45-48 PERCENT.
  WINDS - 20-FOOT.....VERY WINDY. SOUTH WINDS 25-35 MPH WITH GUSTS
                      TO AROUND 55 MPH SWITCHING TO THE NORTHWEST
                      15-25 MPH AFTER 2100. WINDS DIMINISHING TO
                      NORTHWEST 4-9 MPH AFTER 2400.

.FRIDAY...
  LAL.................1 UNTIL NOON...THEN 4.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER)
                      UNTIL NOON...THEN MOSTLY CLOUDY (70-80
                      PERCENT CLOUD COVER). A CHANCE OF SHOWERS AND
                      THUNDERSTORMS AFTER NOON.
  MAX TEMPERATURE.....75-78.
  MIN HUMIDITY........19-22 PERCENT.
  WINDS - 20-FOOT.....WEST-SOUTHWEST WINDS 6-12 MPH BECOMING
                      NORTHWEST 8-15 MPH WITH GUSTS TO 30 MPH
                      AFTER 1900.

.OUTLOOK FOR SATURDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........2 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....73-76.
  MIN HUMIDITY........26-29 PERCENT.
  WINDS - 20-FOOT.....SOUTHEAST WINDS 5 MPH SHIFTING TO THE
                      NORTHWEST IN THE LATE MORNING AND AFTERNOON.



FORECASTER...SEAMAN
REQUESTED BY...ISSAC SHINKLE
REASON FOR REQUEST...WILDFIRE
.TAG 20090806.BIGPO.01/SLC

$$