FNUS75 KSLC 221125
FWSSLC

SPOT FORECAST FOR DRY FIRE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
525 AM MDT MON AUG 22 2011

.DISCUSSION...STRONG HIGH PRESSURE ALOFT CENTERED OVER THE SOUTHERN
ROCKIES THIS MORNING WILL CONTINUE TO FEED MOISTURE NORTH INTO THE
FIRE SITE TODAY. HEAVY CUMULUS BUILDUPS ARE EXPECTED AGAIN THIS
AFTERNOON...WITH ISOLATED THUNDERSTORMS OVER THE HIGHER TERRAIN
AROUND THE FIRE SITE. ENHANCED TERRAIN-DRIVEN WINDS ARE EXPECTED...
WITH GUSTY ERRATIC WINDS A THREAT IF THUNDERSTORMS GET CLOSE TO THE
FIRE SITE. THE CENTER OF THE HIGH PRESSURE ALOFT WILL MOVE TO THE
FOUR CORNERS REGION BY TUESDAY. WINDS WILL BECOME MORE TERRAIN-
DRIVEN FOR THE BALANCE OF THE WEEK...WITH AFTERNOON/EARLY EVENING
TERRAIN-BASED THUNDERSTORMS REMAINING A THREAT THROUGH AT LEAST
THE END OF THE WEEK.

.TODAY...
  LAL.................1 UNTIL 1500...THEN 2.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......830.
  SKY/WEATHER.........SUNNY (5-15 PERCENT CLOUD COVER) UNTIL
                      1300...THEN PARTLY CLOUDY (50-60 PERCENT
                      CLOUD COVER). ISOLATED THUNDERSTORMS
                      AFTER 1500.
  MAX TEMPERATURE.....94-97.
  MIN HUMIDITY........16-19 PERCENT.
  WINDS - 20-FOOT.....NORTHEAST 2 TO 5 MPH...BECOMING SOUTHWEST 4 TO
                      9 MPH AFTER 0900...INCREASING TO 6 TO 12 MPH
                      AFTER 1300. ERRATIC AND GUSTY WINDS WITH
                      THUNDERSTORMS.

.TONIGHT...
  LAL.................2 UNTIL 2100...THEN 1.
  HAINES INDEX........5 ..MODERATE
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER). A
                      ISOLATED THUNDERSTORMS UNTIL 2100.
  MIN TEMPERATURE.....55-58.
  MAX HUMIDITY........52-55 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 6 TO 12 MPH SHIFTING TO THE
                      NORTHEAST 3 TO 7 MPH AFTER 2200. ERRATIC AND
                      GUSTY WINDS WITH THUNDERSTORMS.

.OUTLOOK FOR TUESDAY...
  LAL.................1 UNTIL 1400...THEN 2.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......710.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER). A
                      ISOLATED THUNDERSTORMS AFTER 1400.
  MAX TEMPERATURE.....93-96.
  MIN HUMIDITY........16-18 PERCENT.
  WINDS - 20-FOOT.....NORTHEAST WINDS 2 TO 5 MPH...SHIFTING TO
                      SOUTHWEST 4 TO 7 MPH AFTER 1000...WINDS
                      BECOMING WEST SOUTHWEST 6 TO 10 MPH AFTER
                      1300. ERRATIC AND GUSTY WINDS WITH
                      THUNDERSTORMS.




FORECASTER...CONGER
REQUESTED BY...Joe Williams  ICT4 t
REASON FOR REQUEST...WILDFIRE
.TAG 20110821.DRYFI.01/SLC

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