FNUS75 KSLC 221009
FWSSLC

SPOT FORECAST FOR RAILROAD RX
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
409 AM MDT SAT MAY 22 2010

.DISCUSSION...A COLD FRONT WILL CONTINUE TO SLOWLY SAG SOUTH INTO
SOUTHERN UTAH TODAY. WIDESPREAD RAIN OVERNIGHT HAS SHIFTED EAST
AND WILL FURTHER DIMINISH THROUGH THE MORNING HOURS AT THE BURN
SITE WITH DRYING CONDITIONS ENSUING. A LOCAL HIGH PRESSURE
BUILDING BEHIND THIS BAND OF SHOWERS WILL CONTINUE TO TREND WINDS
TO A MORE SOUTHERLY DIRECTION THIS MORNING...WITH A SOUTHEAST
TERRAIN DRIVEN COMPONENT NEAR GRASSEY...AND A MORE SOUTHWESTERLY
COMPONENT CLOSER TO CLIVE. SPEEDS ARE EXPECTED TO REMAIN 10-15
MPH WITH GUSTS TO 25 MPH THIS MORNING...THEN INCREASE SLIGHTLY
AND VEER MORE SOUTHWESTERLY THROUGHOUT THE BURN AREA THIS
AFTERNOON. WINDS EXPECTED TO CONTINUE VEERING OVERNIGHT TONIGHT
TO A MORE GENERAL WEST TO NORTHWEST DIRECTION...WITH CONTINUED
SPEEDS RANGING IN THE TEENS.

.REST OF TONIGHT...
LAL...................1.
HAINES INDEX..........2 ..VERY LOW.
SKY/WEATHER...........MOSTLY CLOUDY (85-95 PERCENT CLOUD COVER).
                      OCCASIONAL RAIN.
MIN TEMPERATURE.......41-43.
MAX HUMIDITY..........80-82 PERCENT.
WIND (20 FT)..........SOUTHWEST WINDS 10 TO 15 MPH CLIVE...SOUTHEAST WINDS
                      10 TO 15 MPH WITH GUSTS TO 25 MPH GRASSEY.

.SATURDAY...
LAL...................1.
HAINES INDEX..........3 ..VERY LOW.
CLEARING INDEX........1000+.
SKY/WEATHER...........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER). A
                      CHANCE OF RAIN THROUGH NOON...THEN A CHANCE OF SHOWERS.
MAX TEMPERATURE.......52-54.
MIN HUMIDITY..........35-37 PERCENT.
WIND (20 FT)..........BREEZY. SOUTHWEST WINDS 15 TO 25 MPH CLIVE...
                      SOUTHEAST 15 TO 25 MPH GRASSEY. WINDS ORIENTING
                      MORE SOUTHWESTERLY THIS AFTERNOON...15 TO 25 MPH
                      WITH GUSTS TO 30 MPH

.OUTLOOK FOR SUNDAY...
LAL...................1 UNTIL NOON...THEN 2.
HAINES INDEX..........3 ..VERY LOW.
CLEARING INDEX........690.
SKY/WEATHER...........PARTLY CLOUDY (60-70 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS IN THE MORNING...THEN
                      A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
                      THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.......57-59.
MIN HUMIDITY..........28-30 PERCENT.
WIND (20 FT)..........NORTHWEST WINDS 10 TO 15 MPH INCREASING TO 15
                      TO 20 MPH IN THE AFTERNOON.



FORECASTER...MERRILL
REQUESTED BY...BROOK CHADWICK
REASON FOR REQUEST...PRESCRIBED
.TAG 20100522.RAILR.01/SLC

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