FNUS75 KSLC 172021
FWSSLC

SPOT FORECAST FOR FARMINGTON SPINE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
221 PM MDT SAT AUG 17 2013

...RED FLAG WARNING FOR DRY THUNDERSTORMS UNTIL 9 PM MDT THIS
EVENING...

.DISCUSSION...HIGH BASED SHOWERS AND THUNDERSTORMS MOVING INTO
THE WASATCH FRONT FROM THE SOUTH WILL CONTINUE NORTHWARD THROUGH
THE REMAINDER OF THE AFTERNOON AND EVENING. IF THIS ACTIVITY
HOLDS TOGETHER IT WOULD REACH THE SITE BETWEEN 1600 AND 1800.
STRONG OUTFLOW WINDS AND DRY LIGHTNING WOULD BE POSSIBLE WITH
THESE STORMS WITH LITTLE IF ANY RAINFALL. MOISTURE WILL REMAIN
IN PLACE INTO EARLY NEXT WEEK MAINTAINING A SMALL CHANCE FOR
SHOWERS AND THUNDERSTORMS. THESE STORMS SHOULD HAVE A BETTER
CHANCE FOR PRODUCING WETTING RAIN BY MONDAY. ASIDE FROM ANY
OUTFLOW...WINDS WILL BE DRIVEN BY SLOPE FLOWS EACH DAY.

.REST OF TODAY...
  LAL.................6.
  HAINES INDEX........4 ..LOW.
  CLEARING INDEX......710.
  SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER).
                      A CHANCE OF DRY THUNDERSTORMS.
  MAX TEMPERATURE.....95-98.
  MIN HUMIDITY........16-18 PERCENT.
  WINDS - 20-FOOT.....WEST/UPSLOPE 4-9 MPH. GUSTY ERRATIC WINDS
                      NEAR THUNDERSTORMS.

.TONIGHT...
  LAL.................6 UNTIL MIDNIGHT...THEN 1.
  HAINES INDEX........5 ..MODERATE.
  SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER).
                      A CHANCE OF DRY THUNDERSTORMS UNTIL 2100.
  MIN TEMPERATURE.....67-70.
  MAX HUMIDITY........47-50 PERCENT.
  WINDS - 20-FOOT.....WEST/UPSLOPE 2-5 MPH BECOMING EAST/DOWNSLOPE
                      4-9 MPH AFTER 2000. GUSTY ERRATIC WINDS
                      NEAR THUNDERSTORMS.

.OUTLOOK FOR SUNDAY...
  LAL.................1 UNTIL NOON...THEN 2.
  HAINES INDEX........5 ..MODERATE.
  CLEARING INDEX......660.
  SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER). A
                      SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
                      THE AFTERNOON.
  MAX TEMPERATURE.....93-96.
  MIN HUMIDITY........20-23 PERCENT.
  WINDS - 20-FOOT.....EAST/DOWNSLOPE 2-5 MPH BECOMING WEST/UPSLOPE
                      4-9 MPH AFTER 1000. GUSTY ERRATIC WINDS
                      NEAR THUNDERSTORMS.



FORECASTER...SEAMAN
REQUESTED BY...NUIFC
REASON FOR REQUEST...PRESCRIBED
.TAG 20130817.FARMI.02/SLC

$$