Suppression Forecast
Issued by NWS Salt Lake City, UT

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000
FNUS75 KSLC 201634
FWSSLC

SPOT FORECAST FOR BARTHOLOMEW CANYON
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1034 AM MDT MON OCT 20 2014

.DISCUSSION...AN INCREASING SOUTHWESTERLY FLOW ALOFT TODAY WILL
MAINTAIN DRY AND WARM CONDITIONS AT THE BARTHOLOMEW SITE INTO THE
OVERNIGHT HOURS TONIGHT WITH SLIGHTLY ENHANCED SLOPE FLOWS. A FAST
MOVING STORM SYSTEM WILL SURGE A COLD FRONT AND WETTING RAINS
THROUGH THE AREA MID MORNING TOMORROW (AROUND 1000) SWITCHING
WINDS TO WEST NORTHWEST SHORTLY AFTER FRONTAL PASSAGE. CAN NOT
RULE OUT A PERIOD OF GUSTS TO 20 MPH AS THIS OCCURS...NOR
INTERMITTENT LIGHT SHOWERS DEVELOPING PRIOR AROUND DAWN. THE
SYSTEM WILL MOVE EAST DURING THE AFTERNOON ALLOWING PARTIAL
CLEARING AFTER 1500. HIGH PRESSURE WILL RETURN WEDNESDAY AND BE
MAINTAINED INTO FRIDAY/SATURDAY.

.TODAY...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......510 AFTER 1400.
  SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER).
  MAX TEMPERATURE.....68-71.
  MIN HUMIDITY........28-30 PERCENT.
  WINDS - 20-FOOT.....SOUTH TO SOUTHEAST WINDS 5 TO 10 MPH WITH
                      OCCASIONAL GUSTS TO 15 MPH IN THE
                      AFTERNOON.

.TONIGHT...
  LAL.................1.
  HAINES INDEX........3 ..VERY LOW.
  SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT CLOUD COVER).
                      CAN NOT RULE OUT A SPOTTY AND LIGHT SHOWER
                      AFTER 0500.
  MIN TEMPERATURE.....42-44.
  MAX HUMIDITY........73-79 PERCENT.
  WINDS - 20-FOOT.....SOUTHEAST WINDS 4 TO 8 MPH BECOMING LIGHT
                      AND VARIABLE WINDS BY 2200 THEN BECOMING
                      NORTHWEST 5 MPH AFTER MIDNIGHT.

.OUTLOOK FOR TUESDAY...
  LAL.................1 UNTIL 1000...THEN 2.
  HAINES INDEX........3 ..VERY LOW.
  CLEARING INDEX......1000+.
  SKY/WEATHER.........MOSTLY CLOUDY (90-100 PERCENT CLOUD COVER).
                      WETTING RAINS BETWEEN 1000 TO 1300 THEN
                      INTERMITTENT LIGHT SHOWERS THROUGH 1500
                      THEN PARTIAL CLEARING FROM THE WEST
                      (50-70 PERCENT CLOUD COVER). CAN NOT RULE
                      OUT AN ISOLATED LIGHTNING STRIKE WITH THE
                      FRONT BUT NOT LIKELY.
  MAX TEMPERATURE.....61-63...FALLING PM HOURS.
  MIN HUMIDITY........50-52 PERCENT LATE DAY.
  WINDS - 20-FOOT.....NORTHWEST WINDS 4 TO 7 MPH THROUGH 0800 THEN
                      SWITCHING TO SOUTHEAST WINDS 7 TO 12 MPH
                      THROUGH 10/1100 THEN COLD FRONT WILL SWITCH WINDS
                      WEST TO NORTHWEST 6 TO 11 MPH FOR THE
                      AFTERNOON. CAN NOT RULE OUT A BRIEF PERIOD
                      OF WESTERLY GUSTS TO 20 MPH WITH FRONTAL
                      PASSAGE.



FORECASTER...MERRILL
REQUESTED BY...RILEY BERGSENG
REASON FOR REQUEST...PRESCRIBED
.TAG 20141021.BARTH.01/SLC

$$



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