FNUS75 KGJT 130531
FWSGJT

SPOT FORECAST FOR PITKIN SAR...PITKIN COUNTY SHERIFFS OFFICE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1031 PM MST THU NOV 12 2009

FORECAST IS BASED ON INCIDENT TIME OF 2206 MST ON NOVEMBER 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...WINTER STORM WARNING IN EFFECT UNTIL 6AM MST SATURDAY DUE TO
HEAVY SNOWFALL...

.DISCUSSION...STRONG COLD FRONT APPROACHING FROM THE WEST THIS
EVENING WILL KEEP WINDS AT 10 TO 15 MPH WITH GUSTS UP TO 30
MPH...ESPECIALLY AT HIGHER ELEVATIONS. RAINSHOWERS ARE CURRENTLY
OCCURRING OVER LOWER ELEVATIONS SO CAN EXPECT SNOW AT ELEVATIONS
ABOVE 10000FT. RAINSHOWERS AT THE LOWER ELEVATIONS WILL CHANGE
OVER TO SNOW AS THE NIGHT PROGRESSES. TOTAL SNOWFALL ACCUMULATIONS
BY TOMORROW MORNING WILL BE BETWEEN 5 TO 9 INCHES WITH ANOTHER
5 TO 9 INCHES EXPECTED BY FRIDAY EVENING. GUSTY WINDS ALONG WITH
SNOWFALL WILL MAKE FOR BLOWING AND DRIFTING SNOW DROPPING
VISIBILITIES RAPIDLY AT HIGHER ELEVATIONS.  UNSETTLED WEATHER
WILL CONTINUE FOR NEXT 24 HOURS.

.REST OF TONIGHT...

SKY/WEATHER.........CLOUDY (90-100%). SHOWERS WITH SNOW ABOVE 10000FT.
MIN TEMPERATURE.....24-29 F.
MAX HUMIDITY........69-74%.
20-FOOT WINDS.......SOUTHWEST WINDS 13 TO 15 MPH WITH GUSTS TO
                    AROUND 30 MPH.
SMOKE DISPERSAL.....POOR.
CLEARING INDEX......450.
HAINES INDEX........2.
LAL.................1.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 35 MPH BECOMING WEST 25 MPH AFTER
                    MIDNIGHT.

.FRIDAY...

SKY/WEATHER.........CLOUDY (90-100%). SNOW.
MAX TEMPERATURE.....28-33 F.
MIN HUMIDITY........55-60%.
20-FOOT WINDS.......WEST WINDS 5 MPH.
SMOKE DISPERSAL.....POOR (18500-25800 KNOT-FT).
CLEARING INDEX......450.
HAINES INDEX........2.
LAL.................1.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....WEST 10 MPH.

$$
FORECASTER...TOM RENWICK
REQUESTED BY...PITKIN77
TYPE OF REQUEST...SAR
.TAG 20091112.PITKI.01/GJT