FNUS75 KSLC 301427
FWSSLC

SPOT FORECAST FOR BOX CREEK RX
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
827 AM MDT FRI SEP 30 2011

.DISCUSSION...THE CENTER OF THE BROAD UPPER RIDGE ACROSS UTAH HAS
SHIFTED INTO WESTERN COLORADO THIS MORNING. THIS SHIFT WILL RESULT
IN A GRADUAL INCREASE IN WINDS FROM THE SOUTH...ALLOWING CLEARING
INDICES TO INCREASE FROM YESTERDAY. SLIGHTLY STRONG SOUTHERLY
TRANSPORT WINDS THIS WEEKEND ALONG WITH EXPECTED CONVECTION WILL
KEEP CLEARING INDICES ON THE HIGH SIDE. A LIMITED AMOUNT OF MOISTURE
ACROSS NORTHERN ARIZONA/SOUTHERN NEVADA WILL WORK NORTH INTO CENTRAL
UTAH TODAY. CUMULUS BUILDUPS WILL DEVELOP OVER THE HIGHER TERRAIN...
WITH AN ISOLATED SHOWER OR THUNDERSTORM POSSIBLE LATE IN THE
AFTERNOON THROUGH MID-EVENING. MOISTURE WILL INCREASE FURTHER
TONIGHT/SATURDAY...RESULTING IN SCATTERED SHOWERS/ISOLATED
THUNDERSTORMS THROUGH THE WEEKEND. OUTLOOK...HIGH CLEARING INDICES
DUE TO FAIRLY STRONG WINDS ARE EXPECTED THROUGH MIDWEEK. ISOLATED
SHOWERS/THUNDERSTORMS ARE POSSIBLE EACH DAY THROUGH WEDNESDAY. A
STRONG COLD FRONT WILL MOVE THROUGH THE SITE BY THURSDAY MORNING...
RESULTING IN MUCH COLDER TEMPERATURES...WETTING RAINS AND/OR SNOW
AND HIGH HUMIDITIES.


.TODAY...
  LAL.................1 UNTIL 1500...THEN 2.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......790.
  SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT CLOUD COVER) UNTIL
                      1100...THEN PARTLY CLOUDY (30-40 PERCENT
                      CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND
                      THUNDERSTORMS AFTER 1500.
  MAX TEMPERATURE.....67-69.
  MIN HUMIDITY........23-26 PERCENT.
  WINDS - 20-FOOT.....EAST NORTHEAST 4 TO 7 MPH...BECOMING
                      SOUTH SOUTHWEST WINDS 6 TO 12 MPH WITH GUSTS TO
                      16 MPH AFTER 1100.

.TONIGHT...
  LAL.................2.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS...
                      MAINLY BEFORE 2200.
  MIN TEMPERATURE.....48-50
  MAX HUMIDITY........57-59 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 8 TO 12 MPH...BECOMING
                      5 TO 9 MPH AFTER 2200.

.OUTLOOK FOR SATURDAY...
  LAL.................1 UNTIL 1100...THEN 3.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......990.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS IN THE MORNING...THEN
                      A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                      AFTERNOON.
  MAX TEMPERATURE.....61-63.
  MIN HUMIDITY........41-43 PERCENT.
  WINDS - 20-FOOT.....SOUTH SOUTHWEST 7 TO 14 MPH. ERRATIC WINDS
                      WITH THUNDERSTORMS.



FORECASTER...CONGER
REQUESTED BY...Richfield Dispatch
REASON FOR REQUEST...PRESCRIBED
.TAG 20110930.BOXCR.01/SLC

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