FNUS75 KSLC 161238
FWSSLC

SPOT FORECAST FOR MIDDLE MOUNTAIN RX
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
638 AM MDT FRI APR 16 2010

.DISCUSSION...A SPLITTING SYSTEM WILL BE MOVING ACROSS THE REGION
TODAY WITH THE MAIN ENERGY GOING NORTH ALONG THE PACIFIC NORTHWEST
COAST AND A SMALLER PIECE OF ENERGY MOVING ACROSS SOUTHERN
ARIZONA. THIS WILL CAUSE STRETCHING OF THE AIR MASS ACROSS UTAH
WHICH WILL KEEP HIGH CLOUDS RATHER THICK THROUGHOUT THE DAY. AS
THE AXIS OF THIS ELONGATED TROUGH MOVES OVERHEAD WINDS WILL SWITCH
FROM SOUTH SOUTHEAST TO SOUTH SOUTHWEST AFTER ABOUT 1300-1400 HRS.

SOME MOISTURE WILL SPREAD UP ACROSS EASTERN UTAH LATE TONIGHT THROUGH
SATURDAY BUT SHOULD REMAIN EAST OF YOUR AREA. BUT JUST IN CASE IT
SPREADS A LITTLE FARTHER WEST THAN EXPECTED HAVE THROWN IN A
SLIGHT CHANCE OF THUNDERSTORMS.

.TODAY...
LAL...................1.
HAINES INDEX..........4 ..LOW.
CLEARING INDEX........1000+.
SKY/WEATHER...........MOSTLY CLOUDY (80-90 PERCENT CLOUD COVER) WITH
                      ABOUT 40 PERCENT OPACITY.
MAX TEMPERATURE.......61-63.
MIN HUMIDITY..........20-25 PERCENT.
WIND (20 FT)..........SOUTHEAST WINDS 5 TO 10 MPH IN THE MORNING
                      BECOMING SOUTH SOUTHWEST 10 MPH IN THE
                      AFTERNOON.

.TONIGHT...
LAL...................1.
HAINES INDEX..........4 ..LOW.
SKY/WEATHER...........MOSTLY CLOUDY (70-80 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS.
MIN TEMPERATURE.......34-36.
MAX HUMIDITY..........75-77 PERCENT.
WIND (20 FT)..........SOUTHEAST WINDS 5 MPH.

.OUTLOOK FOR SATURDAY...
LAL...................2.
HAINES INDEX..........5 ..MODERATE.
CLEARING INDEX........510.
SKY/WEATHER...........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
MAX TEMPERATURE.......61-63.
MIN HUMIDITY..........21-23 PERCENT.
WIND (20 FT)..........LIGHT AND VARIABLE BECOMING UPSLOPE OR SOUTHWEST
                      AT 4 TO 8 MPH IN THE AFTERNOON.



FORECASTER...STRUTHWOLF
REQUESTED BY...DIRK ROGERS
REASON FOR REQUEST...PRESCRIBED
.TAG 20100416.MIDDL.01/SLC

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