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786
FNUS75 KSLC 202355
FWSSLC

SPOT FORECAST FOR COOPER KNOLL CENTRAL
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
555 PM MDT SUN APR 20 2014

.DISCUSSION...RIDGE OF HIGH PRESSURE IS BUILDING IN THIS EVENING
AND THAT WILL CAUSE THE ISOLATED SHOWERS TO DISSIPATE BY 19-2000.
TRANSPORT WINDS ARE NORTHWEST AT ABOUT 15 MPH EARLY THIS EVENING BUT
THE CANYON THAT COOPER KNOLL IS LOCATED IN CAUSING THE WINDS TO
CHANNEL THIS EVENING AND THROUGH THE NIGHT. A VIGOROUS STORM SYSTEM
APPROACHING THE CALIFORNIA COAST MONDAY WILL CAUSE THE WINDS ALOFT
TO BECOME SOUTHWEST MONDAY AND INCREASE ACROSS THE BURN SITE BY
AFTERNOON TO ABOUT 15 MPH. A LITTLE INCREASE IN MOISTURE MONDAY
AFTERNOON WILL BRING ISOLATED SHOWERS AND THUNDERSTORMS TO THE SOUTHERN
MOUNTAINS. AS THE ASSOCIATED COLD FRONT APPROACHES
TUESDAY EVENING THE WINDS WILL INCREASE RAPIDLY BY EARLY TUESDAY WITH
GUSTS OF 35-50 MPH TUESDAY AFTERNOON.  THE COLD FRONT WILL REACH
THE BURN SITE ABOUT 1600-1800 MDT TUESDAY AFTERNOON. THERE WILL BE A
CHANCE OF SHOWERS AND THUNDERSTORMS TUESDAY AFTERNOON AND EVENING.



.TONIGHT...
  LAL.................2 UNTIL MIDNIGHT...THEN 1.
  HAINES INDEX........3 ..VERY LOW.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).
                      ISOLATED SHOWERS AND A SLIGHT CHANCE OF
                      THUNDERSTORMS UNTIL 2000.
  MIN TEMPERATURE.....35-37.
  MAX HUMIDITY........79-81 PERCENT.
  WINDS - 20-FOOT.....WEST WINDS 15 MPH BECOMING LIGHT AND
                      VARIABLE.

.MONDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER) UNTIL
                      NOON...THEN PARTLY CLOUDY (40-50 PERCENT
                      CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND
                      THUNDERSTORMS AFTER NOON.
  MAX TEMPERATURE.....66-68.
  MIN HUMIDITY........18-20 PERCENT.
  WINDS - 20-FOOT.....WEST WINDS 5 MPH EARLY IN THE MORNING
                      BECOMING LIGHT AND VARIABLE...THEN BECOMING
                      SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.

.OUTLOOK FOR TUESDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER)
                      THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT
                      CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND
                      THUNDERSTORMS IN THE AFTERNOON.
  MAX TEMPERATURE.....61-63.
  MIN HUMIDITY........15-17 PERCENT.
  WINDS - 20-FOOT.....WINDY. SOUTH WINDS 15 MPH INCREASING TO 35
                      MPH WITH GUSTS TO AROUND 55 MPH IN THE
                      AFTERNOON.



FORECASTER...STRUTHWOLF
REQUESTED BY...BODE MECHAM
REASON FOR REQUEST...PRESCRIBED
.TAG 20140420.COOPE.01/SLC

$$




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