Suppression Forecast
Issued by NWS Billings, MT

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FNUS75 KBYZ 121026
FWSBYZ

Spot Forecast for Porcupine Piles Rx...USFS
National Weather Service Billings MT
326 AM MST Tue Dec 12 2017

Forecast is based on ignition time of 0700 MST on December 12.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions
or concerns with this forecast.

.DISCUSSION...

Sunny conditions today. Inversion should break to around 4000
feet around 1pm with winds becoming northwest and increasing up to
30 mph, with isolated stronger gusts possible. Gusty winds will
be slow to weaken tonight. A disturbance overnight will bring a
chance of snow light snow showers. Wednesday will be cooler with
higher RH values, lower mixing heights and northwest winds to 20
mph. Chambers

.TODAY...

Sky/weather.........Sunny.
Max temperature.....40-45.
Wind (20 ft)........
 Slope/valley.......West 5 to 15 mph in the morning, becoming
                    Northwest 20 to 30 mph around 1 pm. Isolated gust
                    to 45 mph.
Mixing height.......500 ft AGL in the morning...increasing to 4000
                    ft AGL in the afternoon.
Transport winds.....Northwest 10 to 20 mph in the morning increasing to
                    30 to 45 mph in the afternoon.

.TONIGHT...

Sky/weather.........Clear in the evening...then becoming mostly
                    cloudy with isolated snow showers after
                    midnight.
Min temperature.....18-23.
Wind (20 ft)........
 Slope/valley.......Northwest winds 20 to 30 mph in the evening becoming
                    10 to 25 mph overnight.
Mixing height.......800 ft AGL.
Transport winds.....Northwest 25 to 40 mph.

.WEDNESDAY...

Sky/weather.........Partly cloudy.
Max temperature.....27-32.
Wind (20 ft)........
 Slope/valley.......Northwest winds 10 to 20 mph.
Mixing height.......1800 ft AGL.
Transport winds.....Northwest 20 to 35 mph.

$$
Forecaster...Chambers
Requested by...Beau Kidd
Type of request...PRESCRIBED
.TAG 1719829.0/BYZ
.EMAIL bkidd@fs.fed.us



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