FNUS75 KSLC 211046
FWSSLC

SPOT FORECAST FOR GRABALT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
446 AM MDT THU MAY 21 2009

.DISCUSSION...COLD FRONT ACROSS CENTRAL UTAH APPEARS TO BE NEAR OR
PAST THE BURN SITE. THIS FRONT WILL CONTINUE TO WEAKEN TODAY.
DRIER AND MORE STABLE AIRMASS HAS SPREAD INTO NORTHERN UTAH BEHIND
THIS FRONT. MOISTURE WILL CONTINUE TO STREAM NORTHWARD AGAIN TODAY
AS A WEAK STORM SYSTEM MOVES INTO ARIZONA. EXPECT HIGHER
HUMIDITIES TODAY AND CONVECTION OVER HIGHER TERRAIN AROUND THE
BURN AREA. SOME OF THE STRONGER STORMS WILL BE CAPABLE OF
PRODUCING WETTING RAIN BUT MAY NOT MAKE IT DOWN TO THE ELEVATION
OF THE FIRE. MOISTURE WILL LINGER OVER THE FIRE DISTRICT THROUGH
AT LEAST THE WEEKEND. WINDS WILL REMAIN GENERALLY LIGHT OUTSIDE OF
SHOWERS ACTIVITY THROUGH THE WEEKEND.

.TODAY...
  LAL.................1 UNTIL NOON...THEN 4.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......520.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER)
                      UNTIL NOON...THEN MOSTLY CLOUDY (70-80
                      PERCENT CLOUD COVER). A SLIGHT CHANCE OF
                      SHOWERS UNTIL NOON...THEN SCATTERED SHOWERS
                      AND THUNDERSTORMS.
  MAX TEMPERATURE.....76-78.
  MIN HUMIDITY........28-30 PERCENT.
  WINDS - 20-FOOT.....SOUTHEAST WINDS 5 MPH SHIFTING TO THE
                      NORTHWEST IN THE LATE MORNING AND AFTERNOON.

.TONIGHT...
  LAL.................4 UNTIL MIDNIGHT...THEN 1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD COVER)
                      UNTIL MIDNIGHT...THEN PARTLY CLOUDY (50-60
                      PERCENT CLOUD COVER). A CHANCE OF SHOWERS AND
                      THUNDERSTORMS UNTIL MIDNIGHT.
  MIN TEMPERATURE.....51-53.
  MAX HUMIDITY........56-58 PERCENT.
  WINDS - 20-FOOT.....LIGHT AND VARIABLE WINDS BECOMING EAST 5 MPH
                      LATE IN THE EVENING...THEN SHIFTING TO THE
                      SOUTH AFTER MIDNIGHT.

.OUTLOOK FOR FRIDAY...
  LAL.................1 UNTIL NOON...THEN 4.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......310.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER)
                      THEN BECOMING MOSTLY CLOUDY (70-80 PERCENT
                      CLOUD COVER). A CHANCE OF SHOWERS AND
                      THUNDERSTORMS IN THE AFTERNOON.
  MAX TEMPERATURE.....74-76.
  MIN HUMIDITY........29-31 PERCENT.
  WINDS - 20-FOOT.....SOUTH WINDS 5 MPH SHIFTING TO THE EAST LATE
                      IN THE AFTERNOON.



FORECASTER...YOUNG
REQUESTED BY...TYLER MONROE
REASON FOR REQUEST...PRESCRIBED
.TAG 20090521.GRABA.01/SLC

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