FNUS75 KSLC 181045
FWSSLC

SPOT FORECAST FOR GRABALT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
445 AM MDT MON MAY 18 2009

.DISCUSSION...RIDGE WILL REMAIN ACROSS THE FIRE DISTRICT THROUGH
THE DAY TODAY AS IT MIGRATES EASTWARD. MOISTURE OVER ARIZONA WILL
SNEAK INTO MAINLY THE THE SOUTHERN PORTION OF THE AREA TODAY AND
COULD KICK OFF ISOLATED TO WIDELY SCATTERED THUNDERSTORMS MAINLY
OVER THE MOUNTAINS TO THE SOUTH OF THE BURN AREA. THESE WILL BE
OF THE GENERALLY DRY...HIGH BASED VARIETY. VIRGA...GUSTY WINDS AND
DRY LIGHTNING WILL BE POSSIBLE WITH THESE STORMS AND COULD ENHANCE
WINDS AT THE FIRE SITE IF THEY DO DEVELOP. MOISTURE IS FORECAST TO
INCREASE TUESDAY AND THIS WILL INCREASE THE CHANCES OF SHOWERS
AND THUNDERSTORMS AT THE FIRE SITE. RUN OF THE MILL SHOWERS AND
THUNDERSTORMS ARE EXPECTED TO PERSIST THROUGH THE REST OF THE WEEK
OVER MUCH OF THE FIRE DISTRICT.

.TODAY...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......720.
  SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....85-87.
  MIN HUMIDITY........10-12 PERCENT.
  WINDS - 20-FOOT.....SOUTHEAST WINDS 5 MPH IN THE MORNING BECOMING
                      WEST 5 MPH LATE IN THE AFTERNOON.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  SKY/WEATHER.........MOSTLY CLEAR (25-35 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....61-63.
  MAX HUMIDITY........31-33 PERCENT.
  WINDS - 20-FOOT.....SOUTH WINDS 5 MPH SHIFTING TO THE EAST AFTER
                      MIDNIGHT...THEN SHIFTING TO THE SOUTH EARLY
                      IN THE MORNING.

.OUTLOOK FOR TUESDAY...
  LAL.................1 UNTIL NOON...THEN 4.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER). A
                      CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                      AFTERNOON.
  MAX TEMPERATURE.....78-80.
  MIN HUMIDITY........19-21 PERCENT.
  WINDS - 20-FOOT.....SOUTH WINDS 5 TO 10 MPH SHIFTING TO THE
                      SOUTHWEST 15 MPH IN THE AFTERNOON.



FORECASTER...YOUNG
REQUESTED BY...TYLER MONROE
REASON FOR REQUEST...PRESCRIBED
.TAG 20090518.GRABA.01/SLC

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