FNUS75 KSLC 221557
FWSSLC

SPOT FORECAST FOR AMOS CANYON WFM
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
955 AM MDT WED JUL 22 2009

.DISCUSSION...A DRIER WEST-NORTHWEST FLOW ALOFT HAS PUSH MUCH OF THE
MOISTURE SOUTH OF THE FIRE SITE THIS MORNING. PATHCY LINGERING
MOISTURE OVER CENTRAL UTAH WILL LEAD TO SCATTERED CUMULUS...BUT ONLY
A MINIMAL THREAT FOR SHOWERS AND THUNDERSTORMS THIS AFTERNOON THROUGH
EARLY EVENING.

HIGH PRESSURE ALOFT MOVING EAST ACROSS THE STATE TONIGHT THROUGH
THURSDAY WILL OPEN UP THE RETURN OF MOISTURE NORTHWARD THROUGH
CENTRAL UTAH LATE THURSDAY. ISOLATED HIGH-BASED THUNDERSTORMS ARE
EXPECTED AGAIN THURSDAY AFTERNOON/EVENING...WITH AN INCREASING
THREAT OF SIMILAR HIGH-BASED STORMS FRIDAY. SHOWERS/THUNDERSTORMS
THIS WEEKEND WILL OFFER A BETTER CHANCE OF WETTING RAINS OVER/NEAR
THE SITE.

.TODAY...
  LAL.................1 UNTIL 1300...THEN 2.
  HAINES INDEX........5 ..MODERATE
  CLEARING INDEX......910.
  SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER) UNTIL
                      1100...THEN BECOMING PARTLY CLOUDY (30-40
                      PERCENT CLOUD COVER). A SLIGHT CHANCE OF
                      SHOWERS AND THUNDERSTORMS AFTER 1300.
  MAX TEMPERATURE.....82-84.
  MIN HUMIDITY........15-18 PERCENT.
  WINDS - 20-FOOT.....NORTH-NORTHWEST WINDS 5 TO 10 MPH

.TONIGHT...
  LAL.................2 UNTIL 2000...THEN 1.
  HAINES INDEX........5 ..MODERATE
  SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
                      UNTIL 2000. BECOMING CLEAR (0-10 PERCENT CLOUD
                      COVER) BY 2200.
  MIN TEMPERATURE.....57-59.
  MAX HUMIDITY........37-39 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST WINDS 5 TO 8 MPH EARLY IN THE EVENING
                      BECOMING LIGHT AND VARIABLE...THEN BECOMING
                      SOUTH-SOUTHEAST 4 TO 7 MPH AFTER 2200.

.OUTLOOK FOR THURSDAY...
  LAL.................1 UNTIL 1300...THEN 2.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER) THEN
                      BECOMING PARTLY CLOUDY (35-45 PERCENT CLOUD
                      COVER). A SLIGHT CHANCE OF THUNDERSTORMS AFTER
                      1300.
  MAX TEMPERATURE.....81-84.
  MIN HUMIDITY........15-17 PERCENT.
  WINDS - 20-FOOT.....SOUTHEAST WINDS 5 MPH EARLY IN THE MORNING...
                      BECOMING WEST-NORTHWEST 5 TO 10 MPH AFTER 1000.


FORECASTER...CONGER
REQUESTED BY...Bob Bates
REASON FOR REQUEST...WILDFIRE
.TAG 20090722.AMOSC.01/SLC

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