FNUS75 KSLC 300029
FWSSLC

SPOT FORECAST FOR AHLSTROM HOLLOW
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
629 PM MDT SUN APR 29 2012

.DISCUSSION...A RIDGE OF HIGH PRESSURE WILL PREVAIL OVER THE
REGION TONIGHT INTO EARLY MONDAY. AN APPROACHING TROUGH WILL
IMPACT THE AREA BY MONDAY AFTERNOON WITH WEST TO WEST SOUTHWEST
WINDS RAMPING UP BETWEEN 1300 AND 1500 MDT. WINDS WILL BE LIGHT
AND VARIABLE IN THE MORNING WITH PERHAPS A SHIFT TO WEST NORTHWEST
AROUND NOON TIME BEFORE THE INCREASING WINDS ALOFT MIX DOWN TO THE
SURFACE. STRONGER WINDS ARE EXPECTED TUESDAY AS THE LOW PRESSURE SYSTEM
MOVES ACROSS CENTRAL UTAH AND INCREASES THE PRESSURE GRADIENT.

RELATIVE HUMIDITY WAS NEAR 12-14% AROUND THAT AREA OF BRYCE TODAY
AND SIMILAR IF NOT A FEW PERCENT LOWER COULD BE REALIZED MONDAY.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  SKY/WEATHER.........CLEAR (0-10 PERCENT CLOUD COVER).
  MIN TEMPERATURE.....34-36.
  MAX HUMIDITY........51-53 PERCENT.
  WINDS - 20-FOOT.....NORTH WINDS 5 TO 10 MPH UNTIL EARLY MORNING
                      BECOMING LIGHT AND VARIABLE.

.MONDAY...
  LAL.................1.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....64-66.
  MIN HUMIDITY........11-14 PERCENT.
  WINDS - 20-FOOT.....WEST WINDS 5 TO 10 MPH INCREASING TO
                      SOUTHWEST 15 TO 20 MPH IN THE AFTERNOON.

.OUTLOOK FOR TUESDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
                      THE AFTERNOON.
  MAX TEMPERATURE.....62-64.
  MIN HUMIDITY........23-25 PERCENT.
  WINDS - 20-FOOT.....SOUTHWEST WINDS 10-15 MPH INCREASING TO 20-30 MPH
                      IN THE AFTERNOON.



FORECASTER...STRUTHWOLF
REQUESTED BY...LYNDSAY FONGER
REASON FOR REQUEST...PRESCRIBED
.TAG 20120429.AHLST.01/SLC

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