FNUS75 KSLC 190248
FWSSLC

SPOT FORECAST FOR SPRING FIRE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
848 PM MDT THU AUG 18 2011

.DISCUSSION...MOISTURE WILL CONTINUE TO SPREAD ACROSS THE BURN SITE
TOMORROW AND INTO SATURDAY WITH A CORRESPONDING INCREASE IN RELATIVE
HUMIDITY. SCATTERED THUNDERSTORMS CAN BE EXPECTED THE NEXT COUPLE OF
DAYS. THUNDERSTORMS ARE NOT EXPECTED TO PRODUCE VERY HEAVY
RAINFALL...BUT WETTING RAIN WILL BE LIKELY NONETHELESS. WITH THE
AIRMASS MOISTENING...THE POTENTIAL FOR STRONG OUTFLOW WINDS WITH
THUNDERSTORMS WILL DECREASE. A DRYING TREND WILL TAKE PLACE SUNDAY
THROUGH THE FIRST HALF OF THE WEEK.

.TONIGHT...
  LAL.................2.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER)
                      UNTIL MIDNIGHT...THEN PARTLY CLOUDY (65-75
                      PERCENT CLOUD COVER). SCATTERED SHOWERS AND
                      ISOLATED THUNDERSTORMS UNTIL MIDNIGHT...THEN
                      ISOLATED SHOWERS AND THUNDERSTORMS.
  MIN TEMPERATURE.....55-57.
  MAX HUMIDITY........80-83 PERCENT.
  WINDS - 20-FOOT.....EAST WINDS 5 TO 10 MPH BECOMING DOWNSLOPE
                      3 TO 6 MPH AFTER 0600.

.FRIDAY...
  LAL.................2 UNTIL NOON...THEN 4.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).
                      ISOLATED SHOWERS AND THUNDERSTORMS UNTIL
                      1200...THEN SCATTERED SHOWERS AND
                      THUNDERSTORMS.
  MAX TEMPERATURE.....73-76.
  MIN HUMIDITY........25-28 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE WINDS 3 TO 6 MPH BECOMING
                      WEST-SOUTHWEST 8 TO 12 MPH WITH GUSTS TO 20
                      MPH AFTER 1900.

.OUTLOOK FOR SATURDAY...
  LAL.................2 UNTIL NOON...THEN 4.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......820.
  SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER)
                      THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT
                      CLOUD COVER). ISOLATED SHOWERS AND
                      THUNDERSTORMS IN THE MORNING...THEN SCATTERED
                      SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
  MAX TEMPERATURE.....73-76.
  MIN HUMIDITY........31-34 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE WINDS 3 TO 6 MPH BECOMING
                      WEST-SOUTHWEST 8 TO 12 MPH WITH GUSTS TO
                      20 MPH IN THE AFTERNOON.


FORECASTER...CHENG
REQUESTED BY...MARTELL GIBBONS
REASON FOR REQUEST...WILDFIRE
.TAG 20110818.SPRIN.01/SLC

$$