Suppression Forecast
Issued by NWS Boise, ID

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FNUS75 KBOI 192247
FWSBOI

Spot Forecast for GROUSE...BOISE DISPATCH CENTER
National Weather Service Boise ID
447 PM MDT Sat Sep 19 2020

Forecast is based on forecast start time of 1800 MDT on September 19.
If conditions become unrepresentative...contact the National Weather
Service.

...Trending Warmer and Drier through Monday...

.DISCUSSION...
Conditions will remain relatively cool on Sunday with dry
westerly flow aloft. Then, southwest flow aloft will develop
Monday, leading to a warmer and drier trend with passing
mid to high clouds. Occasional afternoon wind gusts are likely.

.TONIGHT...

Sky/weather.........Becoming mostly clear.
Min temperature.....37 to 43.
Max humidity........65 to 75 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Becoming easterly or drainage overnight
                    3 to 5 mph.
Mixing height.......500 ft AGL.
Transport winds.....North around 5 mph.
Haines Index........2 very low.
Ventilation index...25 poor.

.SUNDAY...

Sky/weather.........Mostly sunny.
Max temperature.....57 to 62. Warmer.
Min humidity........25 to 32 percent. Drier.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Easterly or variable 3 to 5 mph in the
                    morning, shifting to westerly
                    5 to 8 mph in the afternoon. Exposed
                    areas may see gusts to around 12 mph.
Mixing height.......5500 ft AGL.
Transport winds.....West around 10 mph.
Haines Index........2 very low.
Ventilation index...550 good.

.SUNDAY NIGHT...

Sky/weather.........Partly cloudy.
Min temperature.....46 to 51.
Max humidity........35 to 45 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Shifting to east-southeast 2 to 5
                    mph after sunset.
Mixing height.......400 ft AGL.
Transport winds.....East or South around 5 mph.
Haines Index........3 very low.
Ventilation index...20 poor.

.MONDAY...

Sky/weather.........Partly cloudy.
Max temperature.....67 to 73. Warmer.
Min humidity........18 to 25 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Southeast 2 to 5 mph in the morning,
                    becoming southwest 5 to 9 mph in the
                    afternoon with gusts to around 15 mph
                    for exposed areas.
Mixing height.......7500 ft AGL.
Transport winds.....South to southwest around 15 mph.
Haines Index........4 low.
Ventilation index...1125 excellent.

$$
Forecaster...Henry
Requested by...BDC
Type of request...WILDFIRE
.TAG 2012765.1/BOI



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