Suppression Forecast
Issued by NWS Grand Junction, CO

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FNUS75 KGJT 231809
FWSGJT

Spot Forecast for Island Acres...DFPC
National Weather Service Grand Junction CO
1209 PM MDT Tue May 23 2017

Forecast is based on ignition time of 1300 MDT on May 23.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Northerly winds aloft will gradually shift to the west
Wednesday morning and continue from the west through the afternoon.
Nearly clear skies overnight will cause a ground-based inversion to
form that should burn off between 10 and 11 am Wednesday morning.
The northerly flow will enhance the overnight drainage wind, but
surface winds after the inversion breaks will shift to updrainage
and continue through the day. Conditions will become unstable after
11 am helping increase smoke loft and dispersal.

.WEDNESDAY...

Sky/weather.........Sunny (0-10%).
Max temperature.....83-88 F.
Min humidity........13-18%.
Wind (20 ft)........Downvalley 6-12 mph until 10 AM then shifting to
                    upvalley 4-8 mph.
Smoke dispersal.....Poor (23000 knot-ft) until 10 AM then fair.
                    Improving to excellent by 1 PM.
Haines Index........4 low.
LAL.................1.
Mixing height.......6600 ft AGL, increasing to 12400 ft AGL by 2 PM.
Transport winds.....After 10 AM becoming west 15 MPH.

$$
Forecaster...Chris Cuoco
Requested by...Ryan McCulley
Type of request...PRESCRIBED
.TAG 1709963.0/GJT



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