FNUS75 KSLC 180103
FWSSLC

SPOT FORECAST FOR COFFEE POT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
703 PM MDT FRI SEP 17 2010

...RED FLAG WARNING UNTIL 9PM MDT SUNDAY FOR GUSTY SOUTHWEST
WINDS AND LOW RELATIVE HUMIDITY...

.DISCUSSION...A VERY DRY AND WARM SOUTHWESTERLY FLOW ALOFT
WILL REMAIN ACROSS THE AREA THROUGH THE UPCOMING
WEEKEND...RESULTING IN VERY LOW AFTERNOON HUMIDITY VALUES AND
GENERALLY POOR OVERNIGHT RECOVERY. CONDITIONS SATURDAY WILL
BE VERY SIMILAR TO WHAT WAS OBSERVED FRIDAY...WITH THIS
SOUTHWESTERLY FLOW MIXING DOWN TO THE SURFACE DURING THE
AFTERNOON. BY SUNDAY THIS FLOW IS EXPECTED TO INCREASE A BIT
ALLOWING FOR SOMEWHAT WARMER AND WINDIER CONDITIONS. THE
COMBINATION OF VERY DRY AIR AND GUSTY WINDS IS EXPECTED TO
RESULT IN CRITICAL FIRE WEATHER CONDITIONS EACH AFTERNOON
AND EVENING THROUGH AT LEAST SUNDAY.

A COLD FRONT IS FORECAST TO PUSH THROUGH THE AREA DURING THE
MID-AFTERNOON HOURS MONDAY. DRY AND WINDY CONDITIONS CAN BE
EXPECTED AHEAD OF THIS FRONT...WITH A WIND SHIFT TO THE
NORTHWEST AND COOLER AIR OVERSPREADING THE AREA BEHIND THE
FRONT.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........5 ..MODERATE.
  SKY/WEATHER.........CLEAR (0-5 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....55-58.
  MAX HUMIDITY........20-23 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS
                      TO 25 MPH...BECOMING WEST/DOWNSLOPE 5-10
                      MPH AFTER 2100.

.SATURDAY...
  LAL.................1.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........SUNNY (0-5 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....76-79.
  MIN HUMIDITY........8-11 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 5-10 MPH INCREASING TO
                      10-15 MPH WITH GUSTS AROUND 25 MPH AFTER
                      1200.

.OUTLOOK FOR SUNDAY...
  LAL.................1.
  HAINES INDEX........6 ..HIGH.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....78-81.
  MIN HUMIDITY........8-11 PERCENT.
  WINDS - 20-FOOT.....BECOMING BREEZY. SOUTHWEST WINDS 6-12 MPH
                      INCREASING TO 15-20 MPH WITH GUSTS AROUND
                      30 MPH IN THE AFTERNOON.



FORECASTER...SEAMAN
REQUESTED BY...SCOTT TOBLER
REASON FOR REQUEST...WILDFIRE
.TAG 20100917.COFFE.01/SLC

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