Suppression Forecast
Issued by NWS Grand Junction, CO

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FNUS75 KGJT 101434
FWSGJT

Spot Forecast for Dry Fork Pile Burn...BLM
National Weather Service Grand Junction CO
734 AM MST Tue Dec 10 2019

Forecast is based on ignition time of 0800 MST on December 10.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Upper level northwest flow will continue today, then transition to
southwesterly Wednesday. A weak upper level trough will cross
the region Wednesday afternoon. A strong low level inversion will
cap mixing through the period while at the same time transport
winds will be too weak to generate even fair smoke dispersal.

.TODAY...

Sky/weather.........Partly cloudy (50-60%).
Max temperature.....28-33 F.
Min humidity........67-72%.
Wind (20 ft)........Downslope 2 to 4 mph becoming upslope 2 to 4 mph after 10 am.
Smoke dispersal.....Poor (3000-4000 knot-ft).
Haines Index........2 or very low.
LAL.................1.
Mixing height.......Increasing to 1100 ft AGL by 2 pm.
Transport winds.....Southwest 5 MPH.
Clearing Index......50.

.TONIGHT...

Sky/weather.........Mostly cloudy (60-70%) then becoming partly
                    cloudy (30-40%).
Min temperature.....17-22 F.
Max humidity........74-79%.
Wind (20 ft)........Downslope 2 to 4 mph.
Smoke dispersal.....Poor (4000-6000 knot-ft).
Haines Index........3 or very low.
LAL.................1.
Mixing height.......700 ft AGL.
Transport winds.....West 5 MPH.
Clearing Index......60.

.WEDNESDAY...

Sky/weather.........Cloudy (80-90%).
Max temperature.....28-33 F.
Min humidity........58-63%.
Wind (20 ft)........Downslope 2 to 4 mph becoming southwest 5 MPH.
Smoke dispersal.....Poor (4000-5000 knot-ft).
Haines Index........2 or very low.
LAL.................1.
Mixing height.......Increasing to 900 ft AGL by 2 pm.
Transport winds.....Southwest 5 to 10 MPH.
Clearing Index......50.

$$
Forecaster...Ben Moyer
Requested by...Matt Specht
Type of request...PRESCRIBED
.TAG 1919994.0/GJT
.DELDT 12/10/19
.FormatterVersion 1.0.26
.EMAIL jawilson@blm.gov,mspecht@blm.gov,roman@blm.gov


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