FNUS75 KSLC 130836
FWSSLC

SPOT FORECAST FOR RED BUTTE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
236 AM MDT FRI JUL 13 2012

.DISCUSSION...UPPER LEVEL RIDGE OVER THE NEVADA-UTAH BORDER WILL
MOVE EASTWARD EARLY THIS MORNING. THIS WILL ALLOW A WEAK
DISTURBANCE CURRENTLY OVER EAST CENTRAL NEVADA TO MOVE NORTHWARD
ACROSS THE FIRE LATE TONIGHT AFTER ABOUT 0500-0700 MDT TIME FRAME.
GUSTY SOUTH SOUTHEAST WIND OF 20 TO 25 MPH ARE CURRENTLY BEING
OBSERVED OVER THE DUGWAY MESONET SITES DUE TO SHOWERS/VIRGA SOUTH OF
THAT AREA. IN ADDITION...WIND GUSTS OF 20-30 MPH ARE OCCURRING
OVER NORTHEAST NEVADA IN ADVANCE OF SHOWERS MOVING NORTHWARD.
THESE SHOWERS ARE EXPECTED TO MERGE WITH THE SHOWERS OVER WESTERN
UTAH AND SPREAD ACROSS YOUR FIRE FROM BETWEEN 0500 AND 0700 UNTIL
ABOUT 1000 MDT. THE SOUTHERLY WINDS COULD EASILY REACH THE FIRE A
COUPLE OF HOURS PRIOR TO THE ACTUAL SHOWERS/VIRGA. RAIN AMOUNTS...
IF ANY...ARE EXPECTED TO BE VERY LIGHT WITH THIS INITIAL SURGE.

ALTHOUGH LIGHTNING IS POSSIBLE THE INSTABILITY WILL LIKELY BE
SUPPRESSED FRIDAY AS AN EXTENSIVE CLOUD COVER IS EXPECTED.
CONSEQUENTLY...MAINLY SHOWERS AND STRATIFORM RAIN ARE MORE LIKELY
THAN THUNDERSTORMS. A BREAK IN THE THREAT OF SHOWERS WILL LIKELY
OCCUR FRIDAY MORNING TO EARLY AFTERNOON...BUT WETTING RAINS
ARE LIKELY TO SPREAD IN ACROSS THE FIRE IN THE MID AFTERNOON
HOURS AND CONTINUE POSSIBLY THROUGH MOST OF FRIDAY NIGHT. GENERAL
RAIN AMOUNTS OF 0.10 TO 0.40 OF AN INCH ARE FORECAST FOR THAT AREA
OF UTAH...BUT OVER 0.75 OF AN INCH IS POSSIBLE.

.REST OF TONIGHT...
  LAL.................1.
  HAINES INDEX........5 ..MODERATE.
  SKY/WEATHER.........MOSTLY CLOUDY (80-100 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS.
  MIN TEMPERATURE.....66-68.
  MAX HUMIDITY........36-38 PERCENT.
  WINDS - 20-FOOT.....LIGHT AND VARIABLE WINDS EXCEPT GUSTING TO
                      15-25 MPH FROM NEARBY SHOWERS OR VIRGA AFTER
                      0500 MDT.

.FRIDAY...
  LAL.................1 IN THE MORNING THEN 2 IN THE AFTERNOON.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS UNTIL NOON. A SLIGHT
                      CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS
                      AFTER NOON.
  MAX TEMPERATURE.....84-88.
  MIN HUMIDITY........26-32 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST WINDS 5 MPH SHIFTING TO THE SOUTH IN
                      THE LATE MORNING AND EARLY AFTERNOON...THEN
                      SHIFTING TO THE SOUTHEAST 15 MPH LATE IN THE
                      AFTERNOON.

.OUTLOOK FOR SATURDAY...
  LAL.................4.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER). A
                      CHANCE OF SHOWERS AND THUNDERSTORMS.
  MAX TEMPERATURE.....76-80.
  MIN HUMIDITY........36-42 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5 MPH.



FORECASTER...STRUTHWOLF
REQUESTED BY...DUSTY RICHARDS
REASON FOR REQUEST...WILDFIRE
.TAG 20120713.REDBU.01/SLC

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