FNUS75 KSLC 211539
FWSSLC

SPOT FORECAST FOR JIM WILLS
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
928 AM MDT WED AUG 21 2013

.DISCUSSION...SHOWERS AND THUNDERSTORMS WILL DEVELOP OVER THE HIGHER
TERRAIN THIS AFTERNOON...WITH THE POTENTIAL FOR JIM WILLS FIRE TO BE
DIRECTLY IMPACTED BY A THUNDERSTORM. WITH DEEP MOISTURE IN
PLACE...THUNDERSTORMS WILL BE WET. EVEN IF THE FIRE IS NOT DIRECTLY
IMPACTED BY A THUNDERSTORM...WINDS AT THE FIRE MAY BE GUSTY AND
ERRATIC AT TIMES THIS AFTERNOON DUE TO THUNDERSTORMS IN THE
VICINITY. STORMS WILL DEVELOP EACH AFTERNOON THROUGH THE
WEEKEND...INITIALLY OVER THE HIGHER TERRAIN.

WINDS WILL BE PRIMARILY TERRAIN DRIVEN THROUGH TOMORROW AFTERNOON
WHEN RIDGETOPS WILL START TO SEE SOUTHERLY WINDS INCREASING.
SOUTHERLY WINDS WILL CONTINUE TO INCREASE THROUGH SATURDAY.

.TODAY...
  LAL.................2 UNTIL NOON...THEN 3.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......590.
  SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
                      UNTIL NOON...THEN SCATTERED SHOWERS AND
                      THUNDERSTORMS.
  MAX TEMPERATURE.....83-85.
  MIN HUMIDITY........20-22 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE/UPVALLEY 7 TO 12 MPH

.TONIGHT...
  LAL.................3 UNTIL MIDNIGHT...THEN 1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER).
                      SCATTERED SHOWERS AND THUNDERSTORMS UNTIL
                      MIDNIGHT.
  MIN TEMPERATURE.....66-68.
  MAX HUMIDITY........43-45 PERCENT.
  WINDS - 20-FOOT.....DOWNSLOPE/DOWNVALLEY 5 TO 10 MPH.

.OUTLOOK FOR THURSDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
                      THE AFTERNOON.
  MAX TEMPERATURE.....82-84.
  MIN HUMIDITY........23-25 PERCENT.
  WINDS - 20-FOOT.....UPSLOPE/UPVALLEY 7 TO 12 MPH.



FORECASTER...HOSENFELD
REQUESTED BY...GABRIEL HARRY
REASON FOR REQUEST...WILDFIRE
.TAG 20130821.JIMWI.01/SLC

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