FNUS75 KSLC 011938
FWSSLC

SPOT FORECAST FOR SIMULATION TOMMY CREEK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
138 PM MDT MON JUN 1 2009

.DISCUSSION...HIGH PRESSURE OVER THE AREA IS WEAKENING...AND WILL
MOVE OFF TO THE EAST OVERNIGHT. MOISTURE IS STILL IN PLACE OVER MOST
OF THE STATE...AND AFTERNOON SHOWERS AND THUNDERSTORMS HAVE
DEVELOPED DEVELOPED AGAIN TODAY. BECAUSE OF DRIER AIR IN THE
VICINITY OF THE BURN SITE...THUNDERSTORM DEVELOPMENT HAS BEEN
DELAYED. HOWEVER...THUNDERSTORM ARE STILL EXPECTED TO DEVELOP OVER
THE HIGHER TERRAIN...AND WILL MOVE OVER ADJACENT AREAS. BECAUSE
WINDS UNDER THE HIGH PRESSURE ARE LIGHT...STORMS WILL MOVE SLOWLY.
THIS WILL INCREASE THE CHANCE OF WETTING RAIN IF A THUNDERSTORM
CROSSES THE BURN AREA. WINDS AT THE BURN SITE WILL PRIMARILY
TERRAIN DRIVEN. HOWEVER...IF THUNDERSTORMS PASS THROUGH THE
AREA...WINDS WILL BECOME GUSTY AND ERRATIC.

LOW PRESSURE OFF THE CALIFORNIA COAST IS BEGINNING TO MOVE ONSHORE.
THIS WILL RESULT IN A SOUTHWEST FLOW ACROSS THE AREA BEGINNING
TUESDAY. THIS SOUTHWEST FLOW WILL BRING STRONG WINDS AND A DRYING
TREND BEGINNING TUESDAY AND LASTING THROUGH MOST OF THE WEEK.

.REST OF TODAY...
  LAL.................5.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER).
                      NUMEROUS SHOWERS AND THUNDERSTORMS.
  MAX TEMPERATURE.....59-63.
  MIN HUMIDITY........49-53 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE/UPVALLEY 5-10 MPH.

.TONIGHT...
  LAL.................5 UNTIL MIDNIGHT...THEN 1.
  HAINES INDEX........3 ..VERY LOW.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).
                      NUMEROUS SHOWERS AND THUNDERSTORMS UNTIL
                      MIDNIGHT.
  MIN TEMPERATURE.....42-46.
  MAX HUMIDITY........58-62 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY 3-7 MPH.

.OUTLOOK FOR TUESDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
                      THE AFTERNOON.
  MAX TEMPERATURE.....62-66.
  MIN HUMIDITY........35-39 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE/UPVALLEY 5-10 MPH INCREASING TO
                      SOUTHWEST 15 MPH LATE IN THE AFTERNOON.



FORECASTER...HOSENFELD
REQUESTED BY...USFS
REASON FOR REQUEST...WILDFIRE
.TAG 20090601.SIMUL.01/SLC

$$