FNUS75 KSLC 201351
FWSSLC

SPOT FORECAST FOR BEAR LAKE PHRAGMITE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
750 AM MDT THU MAY 20 2010

.DISCUSSION...A WEAK COLD FRONT WILL MOVE ACROSS THE FIRE SITE
AROUND 0900 THIS MORNING. THIS FRONT WILL PRODUCE BRIEF LIGHT
SHOWERS THIS MORNING...AND SERVE TO LOWER TEMPERATURES A FEW
DEGREES FROM YESTERDAYS READINGS. SHOWERS AND ISOLATED
THUNDERSTORMS COULD RETURN AGAIN LATER THIS AFTERNOON.

AN UPPER LEVEL TROUGH WILL REACH THE WEST COAST FRIDAY...THEN MOVE
EAST INTO THE GREAT BASIN THIS WEEKEND. SHOWERS AND THUNDERSTORMS
COULD BREAK OUT WELL AHEAD OF THE TROUGH ACROSS NORTHERN UTAH
FRIDAY AFTERNOON. THE THREAT OF RAIN WILL INCREASE OVER THE WEEKEND
AS THE TROUGH MOVES CLOSER TO UTAH. TEMPERATURES WILL ALSO EXHIBIT
A DOWNWARD TREND THIS WEEKEND...WITH HIGHER HUMIDITIES RESULTING
FROM THE LOWER TEMPERATURES AND PRECIPITATION.

WINDS TODAY COULD SHIFT AROUND TO A WESTERLY DIRECTION BEHIND THE
WEAK COLD FRONT...THEN RETURN TO BREEZES OFF OF BEAR LAKE THIS
AFTERNOON IF CLOUD COVER BREAKS FOR AWHILE. LOOKING AT A MORE
PREVAILING SOUTHERLY DIRECTION FRIDAY...WITH ERRATIC WINDS IF
SHOWERS AND STORMS DEVELOP.



.TODAY...
LAL...................1 UNTIL NOON...THEN 3.
HAINES INDEX..........2 ..VERY LOW.
CLEARING INDEX........700.
SKY/WEATHER...........PARTLY CLOUDY (60-70 PERCENT CLOUD COVER). A
                      CHANCE OF SHOWERS UNTIL 1000...THEN A CHANCE
                      OF SHOWERS AND THUNDERSTORMS AGAIN AFTER 1400.
MAX TEMPERATURE.......59-61.
MIN HUMIDITY..........37-39 PERCENT.
WIND (20 FT)..........SOUTHEAST WINDS 5 TO 10 MPH SHIFTING TO THE
                      WEST SOUTHWEST 8 TO 12 MPH AFTER 0900.
                      WINDS BECOMING EAST 5 TO 9 MPH AGAIN AFTER
                      1300.

.TONIGHT...
LAL...................1.
HAINES INDEX..........3 ..VERY LOW.
SKY/WEATHER...........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS.
MIN TEMPERATURE.......37-40.
MAX HUMIDITY..........64-67 PERCENT.
WIND (20 FT)..........WEST NORTHWEST WINDS 7 TO 11 MPH BECOMING
                      LIGHT AND VARIABLE AFTER 2300.

.OUTLOOK FOR FRIDAY...
LAL...................1 UNTIL NOON...THEN 2.
HAINES INDEX..........3 ..VERY LOW.
CLEARING INDEX........800.
SKY/WEATHER...........PARTLY CLOUDY (60-70 PERCENT CLOUD COVER)
                      THEN BECOMING MOSTLY CLOUDY (75-85 PERCENT
                      CLOUD COVER). A CHANCE OF SHOWERS BY LATE
                      MORNING...WITH A SLIGHT CHANCE OF THUNDERSTORMS
                      IN THE AFTERNOON.
MAX TEMPERATURE.......57-60.
MIN HUMIDITY..........40-43 PERCENT.
WIND (20 FT)..........LIGHT AND VARIABLE UNTIL 0800...THEN
                      SOUTHWEST 5 TO 10 MPH. WINDS INCREASING
                      TO SOUTH SOUTHWEST 8 TO 14 MPH AFTER 1300.



FORECASTER...CONGER
REQUESTED BY...Dan Ames
REASON FOR REQUEST...PRESCRIBED
.TAG 20100520.BEARL.01/SLC

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