FNUS75 KSLC 211311
FWSSLC

SPOT FORECAST FOR STUMP SPRINGS RX
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
711 AM MDT WED SEP 21 2011

.DISCUSSION...WARM HIGH PRESSURE WILL DOMINATE THE WEATHER
PATTERN ACROSS SOUTHERN UTAH TODAY THROUGH FRIDAY. THERE WILL BE
A FEW CUMULUS BUILD UPS THIS AFTERNOON AND AGAIN THURSDAY
AFTERNOON WITH A SMALL CHANCE OF A THUNDERSTORM IN THE VICINITY
OF THE PROJECT SITE. ANY THUNDERSTORMS WILL BE ON THE DRY SIDE
WITH GUSTY ERRATIC WINDS AND NOT MUCH RAIN. WINDS AWAY FROM ANY
STORMS WILL BE MAINLY SLOPE DRIVEN BUT NORTH WINDS WILL OVERCOME
LOCAL TERRAIN EFFECTS FOR A TIME THIS AFTERNOON. AFTERNOON
HUMIDITIES WILL TREND DOWNWARD THROUGH FRIDAY AND OVERNIGHT
RECOVERIES WILL BE FAIR TO POOR. THE AIRMASS WILL BECOME MORE
STABLE THURSDAY AND FRIDAY WITH CLEARING INDICES FALLING TO NEAR
OR EVEN A LITTLE BELOW 500 THURSDAY AND FRIDAY.

.TODAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......730.
  SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT CLOUD COVER) UNTIL
                      NOON...THEN PARTLY CLOUDY (40-50 PERCENT
                      CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND
                      THUNDERSTORMS AFTER NOON.
  MAX TEMPERATURE.....70-72.
  MIN HUMIDITY........16-18 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 5 TO 10 MPH.

.TONIGHT...
  LAL.................2 UNTIL MIDNIGHT...THEN 1.
  HAINES INDEX........5 ..MODERATE.
  SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER)
                      UNTIL MIDNIGHT...THEN CLEAR (0-10 PERCENT
                      CLOUD COVER). A SLIGHT CHANCE OF SHOWERS AND
                      THUNDERSTORMS UNTIL MIDNIGHT.
  MIN TEMPERATURE.....54-56.
  MAX HUMIDITY........50-52 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST WINDS 5 MPH.

.OUTLOOK FOR THURSDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......350.
  SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER) THEN
                      BECOMING PARTLY CLOUDY (35-45 PERCENT CLOUD
                      COVER). A SLIGHT CHANCE OF SHOWERS AND
                      THUNDERSTORMS IN THE AFTERNOON.
  MAX TEMPERATURE.....71-73.
  MIN HUMIDITY........15-17 PERCENT.
  WINDS - 20-FOOT.....WEST WINDS 5 MPH SHIFTING TO THE EAST EARLY
                      IN THE AFTERNOON.



FORECASTER...WILENSKY
REQUESTED BY...GREGG CHRISTENSEN
REASON FOR REQUEST...PRESCRIBED
.TAG 20110921.STUMP.02/SLC

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