FNUS75 KSLC 020041
FWSSLC

SPOT FORECAST FOR TWITCHELL FIRE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
641 PM MDT THU JUL 1 2010

.DISCUSSION...TROUGH ALONG THE PACIFIC NORTHWEST COAST THIS
EVENING WILL GRADUALLY MOVE EAST AND SOUTH DURING THE NEXT 24-36
HRS. THE CURRENT DRY SOUTHWEST FLOW ALOFT WILL PREVAIL FRIDAY
THROUGH SATURDAY BEFORE SHIFTING TO THE WEST NORTHWEST ON SUNDAY
AS THE TROUGH MOVES EAST OF UTAH. MOISTURE WILL REMAIN NEARBY
THROUGH SATURDAY FOR A SLIGHT CHANCE OF A THUNDERSTORM.

BASED ON YOUR OBSERVATIONS AT SITE...IT LOOKS LIKE YOU ARE IN A
PROTECTED AREA FROM THE WINDS AND MUCH MORE MOIST THEN THE CLOSEST
RAWS...BUCK FLAT...WHICH IS REPORTING RHS IN THE UPPER TEENS TODAY. I
WILL BASE MY FORECAST ON YOUR OBSERVATIONS.

BUT BE AWARE THAT OUTSIDE THAT EAST ASPECT PINE FOREST YOU ARE IN
CONDITIONS ARE MUCH DRIER AND WINDIER.

.TONIGHT...
LAL...................2 UNTIL MIDNIGHT...THEN 1.
HAINES INDEX..........5 ..MODERATE.
SKY/WEATHER...........PARTLY CLOUDY (35-55 PERCENT CLOUD COVER)
                      UNTIL MIDNIGHT...THEN MOSTLY CLEAR (55-65
                      PERCENT CLOUD COVER). ISOLATED SHOWERS AND
                      THUNDERSTORMS 2200.
MIN TEMPERATURE.......50-54.
MAX HUMIDITY..........61-67 PERCENT.
WIND (20 FT)..........SOUTHWEST WINDS 2-5 MPH SHIFTING TO
                      DOWNSLOPE AFTER SUNSET.

.FRIDAY...
LAL...................1 UNTIL NOON...THEN 2.
HAINES INDEX..........5 ..MODERATE.
CLEARING INDEX........1000+.
SKY/WEATHER...........MOSTLY SUNNY EARLY (10-25 PERCENT CLOUD COVER)
                      THEN PARTLY CLOUDY (45-55 PERCENT CLOUD COVER)
                      IN THE AFTERNOON. A SLIGHT CHANCE OF
                      THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.......74-76.
MIN HUMIDITY..........29-34 PERCENT.
WIND (20 FT)..........SOUTHEAST WINDS 2-5 MPH INCREASING TO 5-8 MPH
                      IN THE AFTERNOON WITH GUSTS TO 20 MPH.

.OUTLOOK FOR SATURDAY...
LAL...................1.
HAINES INDEX..........6 ..HIGH.
CLEARING INDEX........1000+.
SKY/WEATHER...........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).
MAX TEMPERATURE.......74-76.
MIN HUMIDITY..........24-28 PERCENT.
WIND (20 FT)..........WEST WINDS 4-7 MPH.



FORECASTER...STRUTHWOLF
REQUESTED BY...RANDELL DICKINSON
REASON FOR REQUEST...WILDFIRE
.TAG 20100701.TWITC.01/SLC

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