FNUS75 KSLC 231440
FWSSLC

SPOT FORECAST FOR AMOS CANYON WFM
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
840 AM MDT SUN AUG 23 2009

.DISCUSSION...A MOIST PACIFIC SYSTEM IS MOVING BY THE AREA THIS
MORNING WITH DRIER AIR AT MID AND HIGH LEVELS TRYING TO WORK IN
FROM THE SOUTHWEST THIS AFTERNOON. THIS WILL TEND TO CAP MOST
SHOWER OR THUNDERSTORM ACTIVITY THIS AFTERNOON SO OUR BEST
OPPORTUNITY FOR ANY SHOWERS OR THUNDERSTORMS WILL BE THROUGH THE
MIDDAY HOURS WITH ONLY A SLIGHT CHANCE OF SHOWERS OR THUNDERSTORMS
LATE THIS AFTERNOON. WITH LOW LEVELS REMAINING MOIST EXCELLENT RH
RECOVERY WILL OCCUR AGAIN TONIGHT. ANOTHER TROUGH WILL MOVE ACROSS
CENTRAL UTAH MONDAY AND THIS WILL BRING ANOTHER THREAT OF SHOWERS
AND THUNDERSTORMS...ESPECIALLY SINCE LOW LEVELS ARE EXPECTED TO
REMAIN MOIST.

.TODAY...
  LAL.................3.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER)
                      UNTIL NOON...THEN PARTLY CLOUDY (55-65
                      PERCENT CLOUD COVER). SCATTERED SHOWERS AND
                      THUNDERSTORMS FROM 1000 THROUGH 1400.
  MAX TEMPERATURE.....70.
  MIN HUMIDITY........37-39 PERCENT.
  WINDS - 20-FOOT.....SOUTHEAST WINDS 5 MPH SHIFTING TO THE
                      SOUTHWEST LATE IN THE MORNING...THEN
                      INCREASING TO 15 TO 20 MPH IN THE AFTERNOON.

.TONIGHT...
  LAL.................2.
  HAINES INDEX........3 ..VERY LOW.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER) SLIGHT
                      CHANCE OF A SHOWER OR THUNDERSTORM.
  MIN TEMPERATURE.....55-57.
  MAX HUMIDITY........82-86 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 10-15 MPH BECOMING SOUTH 5 TO 10
                      MPH IN THE LATE EVENING AND OVERNIGHT.

.OUTLOOK FOR MONDAY...
  LAL.................2 UNTIL NOON...THEN 3.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER)
                      THEN BECOMING MOSTLY CLOUDY (70-80 PERCENT
                      CLOUD COVER). A CHANCE OF SHOWERS AND
                      THUNDERSTORMS.
  MAX TEMPERATURE.....67-69.
  MIN HUMIDITY........38-40 PERCENT.
  WINDS - 20-FOOT.....SOUTH WINDS 5-10 MPH SHIFTING TO THE SOUTHWEST
                      AT 10-15 MPH IN THE AFTERNOON.



FORECASTER...STRUTHWOLF
REQUESTED BY...MATT FLANDERS
REASON FOR REQUEST...WILDFIRE
.TAG 20090823.AMOSC.01/SLC

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