FNUS75 KSLC 221032
FWSSLC

SPOT FORECAST FOR RED LEDGES
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
432 AM MDT WED AUG 22 2012

.DISCUSSION...MOISTURE WILL INCREASE FROM THE SOUTH TODAY AS A
DISTURBANCE TRACKS EAST OUT OF SOUTH CENTRAL CALIFORNIA. MINIMAL
SHOWER POTENTIAL EXISTS THIS MORNING BUT WILL INCREASE RAPIDLY
AFTER 1200 AS SCATTERED STORMS DEVELOP IN THE VICINITY OF RED
LEDGES. THIS SAID...ANY STORM WILL BE QUITE WET AND A 30 PERCENT
CHANCE EXISTS FOR WETTING RAINS THIS AFTERNOON INTO THE EARLY
EVENING. HUMIDITY LOOKS TO BOTTOM OUT MID AFTERNOON...THOUGH
LEVELS WILL BE HIGHER THAN THE LAST FEW DAYS. VERY GOOD RECOVERY
EXPECTED TONIGHT WITH A CONTINUED CHANCE FOR ISOLATED SHOWERS AND
STORMS. SHOWER AND STORM DEVELOPMENT WILL INCREASE IN COVERAGE
FURTHER ON THURSDAY AS THE DISTURBANCE TRACKS THROUGH SOUTHERN
UTAH...WITH A 50 PERCENT CHANCE OF WETTING RAINS DURING THE PM
HOURS.

WINDS THROUGH THE FORECAST PERIOD WILL REMAIN PREDOMINANTLY
DIURNALLY DRIVEN AND ON THE LIGHT SIDE...THOUGH ANY PASSING
SHOWER OR STORM WILL INCREASE SPEEDS SUBSTANTIALLY. THIS
ESPECIALLY HOLDS TRUE FOR THIS AFTERNOON AND EVENING.

.TODAY...
  LAL.................2 UNTIL NOON...THEN 4.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
                      UNTIL NOON...THEN SCATTERED SHOWERS AND
                      THUNDERSTORMS.
  MAX TEMPERATURE.....82-84.
  MIN HUMIDITY........37-39 PERCENT...CLIMBING LATE DAY.
  WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH SHIFTING TO
                      THE SOUTHWEST LATE IN THE MORNING...
                      INCREASING TO 5 TO 10 MPH AFTER 1200.
                      GUSTY AND ERRATIC OUTFLOW...MAINLY
                      SOUTHWEST...UP TO 30 MPH POSSIBLE WITH
                      PASSING STORMS.

.TONIGHT...
  LAL.................2.
  HAINES INDEX........3 ..VERY LOW.
  SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD COVER).
                      SCATTERED SHOWERS AND THUNDERSTORMS.
  MIN TEMPERATURE.....57-59.
  MAX HUMIDITY........74-80 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5 MPH EARLY IN THE EVENING
                      BECOMING LIGHT AND VARIABLE...THEN BECOMING
                      DOWNSLOPE/DOWNVALLEY 2 TO 6 MPH.

.OUTLOOK FOR THURSDAY...
  LAL.................4 UNTIL NOON...THEN 5.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......920.
  SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT CLOUD COVER).
                      SCATTERED SHOWERS AND THUNDERSTORMS IN THE
                      MORNING...THEN NUMEROUS SHOWERS AND
                      THUNDERSTORMS IN THE AFTERNOON.
  MAX TEMPERATURE.....80-82.
  MIN HUMIDITY........40-42 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5 TO 10 MPH.



FORECASTER...MERRILL
REQUESTED BY...ERIC LAMALFA
REASON FOR REQUEST...WILDFIRE
.TAG 20120821.REDLE.02/SLC

$$