Suppression Forecast
Issued by NWS Great Falls, MT

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Spot Forecast for Ford Creek Rx...USFS
National Weather Service Great Falls MT
512 AM MDT Thu Apr 19 2018

Forecast is based on ignition time of 0700 MDT on April 19.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Fair conditions will continue across the fire area today with mainly dry
conditions and light winds expected. Min RH values may be moderate today in
the 30s to low 40s. Quiet conditions are expected for tonight with good RH
recovery. Some areas may even see some patchy fog late tonight into early
Friday morning. The rest of Friday will see mainly dry and clear conditions
with light winds. Min RH values will be slightly lower on Friday. A mainly
dry cold front could then bring marginal RH values and gusty winds to the fire
area on Saturday. Winds will diminish while RH increases on Sunday.
Monday may see increased moisture to the area...and perhaps some snow.

.REST OF TODAY...

Sky/weather.........Partly sunny.
CWR.................0 percent.
LAL.................1.
Max temperature.....44-49.
Min humidity........35-40 percent.
Wind (20 ft)........South southeast winds 5 to 10 mph.
 Slope/valley.......East southeast winds 5 to 10 mph.
Mixing height.......500 ft AGL increasing to 5000 ft AGL in the
                    afternoon.
Transport winds.....southeast winds around 10 mph.
Haines index........3 very low.

.TONIGHT...

Sky/weather.........Partly cloudy becoming mostly clear. Some patchy fog late
                    or early Friday morning.
CWR.................0 percent.
LAL.................1.
Min temperature.....24-29.
Max humidity........84-89 percent.
Wind (20 ft)........South winds becoming west after midnight at 5 to 10 mph.
 Slope/valley.......West winds around 5 to 10 mph.
Mixing height.......5000 ft AGL decreasing to 1000 ft AGL after
                    midnight.
Transport winds.....West northwest 5 to 10 mph.
3 very low.

.FRIDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
LAL.................1.
Max temperature.....55-60.
Min humidity........24-29 percent.
Wind (20 ft)........West winds 5 to 10 mph.
 Slope/valley.......West winds around 5 to 10 mph.
Mixing height.......1000 ft AGL increasing to 5500 ft AGL in the
                    afternoon.
Transport winds.....West around 10 mph.
Haines index........3 very low.

$$
Forecaster...Anglin
Requested by...Shelby Majors
Type of request...PRESCRIBED
.TAG 1806900.1/TFX
.EMAIL smajors@fs.fed.us


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