FNUS75 KSLC 091545
FWSSLC

SPOT FORECAST FOR TANK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
945 AM MDT SUN SEP 9 2012

.DISCUSSION...HIGH PRESSURE CENTERED ACROSS THE AREA THIS MORNING
WILL SLIDE EAST THIS AFTERNOON THROUGH TONIGHT...ALLOWING
MOISTURE TO SPREAD EAST FROM NEVADA INTO WESTERN UTAH. THIS
MOISTURE WILL BRING A SMALL CHANCE FOR SHOWERS AND THUNDERSTORMS
TONIGHT THROUGH MONDAY MORNING...HOWEVER WETTING RAINS ARE NOT
EXPECTED THROUGH MIDDAY MONDAY.

A STORM SYSTEM FORECAST TO CROSS THE NORTHERN ROCKIES MONDAY WILL
PUSH A FRONTAL BOUNDARY SOUTHWARD INTO NORTHERN UTAH LATE MONDAY
AFTERNOON. THIS BOUNDARY IS EXPECTED TO STALL MONDAY NIGHT THROUGH
TUESDAY...AND SERVE AS A FOCUS FOR FAIRLY WIDESPREAD SHOWERS AND
THUNDERSTORMS CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL. THE
CHANCE FOR WETTING RAIN WILL INCREASE FROM 20 PERCENT MONDAY
AFTERNOON TO 60 PERCENT BY TUESDAY AFTERNOON. THIS BOUNDARY WILL
FINALLY MOVE SOUTH TUESDAY NIGHT WITH DRIER AIR RETURNING FOR
THE REMAINDER OF THE WEEK.

.TODAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......750.
  SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER)
                      UNTIL NOON...THEN PARTLY CLOUDY (30-40
                      PERCENT CLOUD COVER).
  MAX TEMPERATURE.....74-77.
  MIN HUMIDITY........20-23 PERCENT.
  WINDS - 20-FOOT.....SOUTH/UPSLOPE 5-10 MPH.

.TONIGHT...
  LAL.................2 UNTIL MIDNIGHT...THEN 3.
  HAINES INDEX........5 ..MODERATE.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER).
                      A 20 PERCENT CHANCE OF SHOWERS AND
                      THUNDERSTORMS.
  MIN TEMPERATURE.....53-56.
  MAX HUMIDITY........52-55 PERCENT.
  WINDS - 20-FOOT.....NORTH/DOWNSLOPE 4-9 MPH.

.OUTLOOK FOR MONDAY...
  LAL.................3 UNTIL NOON...THEN 5.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER)
                      WITH A 30 PERCENT CHANCE OF SHOWERS AND
                      THUNDERSTORMS IN THE MORNING...THEN BECOMING
                      MOSTLY CLOUDY (70-80 PERCENT CLOUD COVER)
                      WITH A 60 PERCENT CHANCE OF SHOWERS AND
                      THUNDERSTORMS IN THE AFTERNOON.
  MAX TEMPERATURE.....69-72.
  MIN HUMIDITY........27-30 PERCENT.
  WINDS - 20-FOOT.....SOUTH-SOUTHWEST WINDS 10-15 MPH.



FORECASTER...SEAMAN
REQUESTED BY...ROBERT LAMPING
REASON FOR REQUEST...WILDFIRE
.TAG 20120909.TANK_.01/SLC

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