FNUS75 KSLC 172116
FWSSLC

SPOT FORECAST FOR HORSE VALLEY
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
316 PM MDT FRI JUL 17 2009

.DISCUSSION...HIGH PRESSURE ALOFT WILL REMAIN CENTERED OVER THE
AREA TODAY THROUGH THE UPCOMING WEEKEND...RESULTING IN LIGHT
WINDS GENERALLY DRIVEN BY TERRAIN FLOWS. THIS RIDGE WILL ALSO
CONTINUE TO RESULT IN HOT TEMPERATURES AND LOW RELATIVE
HUMIDITIES...WITH GENERALLY POOR OVERNIGHT RECOVERY. SUFFICIENT
HIGH BASED MOISTURE REMAINS IN PLACE TO ALLOW FOR AFTERNOON
BUILDUPS THIS AFTERNOON...HOWEVER THIS MOISTURE DOESNT APPEAR TO
BE ADEQUATE TO SUPPORT THUNDERSTORM ACTIVITY. BY SATURDAY
HOWEVER...THIS MOISTURE SHOULD BE SUFFICIENT TO SUPPORT ISOLATED
HIGH BASED SHOWERS AND DRY THUNDERSTORMS. THIS MOISTURE WILL
REMAIN IN PLACE THROUGH AT LEAST THE MIDDLE OF NEXT WEEK
BRINGING A CONTINUED THREAT FOR SHOWERS AND THUNDERSTORMS.

.REST OF TODAY...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......570.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....80-83.
  MIN HUMIDITY........12-15 PERCENT.
  WINDS - 20-FOOT.....SOUTHEAST/UPSLOPE 4-9 MPH.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER)
                      UNTIL 2000...THEN BECOMING MOSTLY CLEAR
                      (25-35 PERCENT CLOUD COVER) BY MIDNIGHT.
  MIN TEMPERATURE.....53-56.
  MAX HUMIDITY........29-32 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST/DOWNSLOPE 4-9 MPH.

.OUTLOOK FOR SATURDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......550.
  SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT CLOUD COVER) UNTIL
                      1100...THEN PARTLY CLOUDY (50-60 PERCENT CLOUD
                      COVER). ISOLATED HIGH BASED SHOWERS AND DRY
                      THUNDERSTORMS DURING THE AFTERNOON.
  MAX TEMPERATURE.....81-84.
  MIN HUMIDITY........12-15 PERCENT.
  WINDS - 20-FOOT.....NORTHWEST/DOWNSLOPE 3-6 MPH BECOMING
                      SOUTHEAST/UPSLOPE 4-9 MPH AFTER 1000.



FORECASTER...SEAMAN
REQUESTED BY...JEREMY YBRIGHT
REASON FOR REQUEST...WILDFIRE
.TAG 20090717.HORSE.02/SLC

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