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Suppression Forecast (FWS)

Issued by Boise, ID (BOI)

                            
886 
FNUS75 KBOI 211514
FWSBOI

Spot Forecast for Long Branch...Blue Mountain Dispatch
National Weather Service Boise ID
914 AM MDT Fri Sep 21 2018

Forecast is based on forecast start time of 0900 PDT on September 21. 
If conditions become unrepresentative...contact the National Weather
Service.

...DRY AND WARM TODAY AND SATURDAY...
...COLD FRONT WITH A CHANCE OF SHOWERS ON SUNDAY...

.DISCUSSION...
High pressure will bring dry and warm conditions to the burn site
today. Winds will be light this morning, increasing in the afternoon
as the inversion breaks. The strongest winds will be along south 
facing slopes and ridgetops. Will see increasing clouds tonight and
Saturday, leading to higher afternoon relative humidity values and
slightly cooler temperatures. Winds will shift to the west on 
Saturday. A cold front passage will bring a chance of showers and 
increase winds at the site on Sunday.

.REST OF TODAY...

Sky/weather.........Mostly sunny. 
Max temperature.....77 to 82. 
Min humidity........15 to 20 percent. 
CWR /0.10 inch/.....0 percent. 
LAL.................1. 
Wind - eye level....Less than 3 mph in the morning, becoming upslope
                    around 5 mph in the afternoon. Ridgetops will
                    see south winds of 5 to 9 mph with gusts to 14 mph
                    in the afternoon. 
Mixing height.......6000 ft AGL. 
Transport winds.....South around 10 mph. 
Haines Index........3 very low. 
Ventilation index...600 good. 

.TONIGHT...

Sky/weather.........Partly cloudy. 
Min temperature.....42 to 47. 
Max humidity........57 to 62 percent. 
CWR /0.10 inch/.....0 percent. 
LAL.................1. 
Wind - eye level....Upslope around 4 mph in the evening, becoming less 
                    than 3 mph after midnight. 
Mixing height.......400 ft AGL. 
Transport winds.....Northeast around 5 mph. 
Haines Index........4 low. 
Ventilation index...20 poor. 

.SATURDAY...

Sky/weather.........Partly cloudy. 
Max temperature.....73 to 78. 
Min humidity........25 to 30 percent. 
CWR /0.10 inch/.....0 percent. 
LAL.................1. 
Wind - eye level....Less than 3 mph in the morning, becoming west 
                    around 5 mph in the afternoon. 
Mixing height.......6000 ft AGL. 
Transport winds.....Southwest around 5 mph. 
Haines Index........3 very low. 
Ventilation index...300 fair. 

$$
Forecaster...Groenert
Requested by...Charlie Quinn
Type of request...WILDFIRE
.TAG 1816062.0/BOI


000
FNUS75 KBOI 211514
FWSBOI

Spot Forecast for Long Branch...Blue Mountain Dispatch
National Weather Service Boise ID
914 AM MDT Fri Sep 21 2018

Forecast is based on forecast start time of 0900 PDT on September 21. 
If conditions become unrepresentative...contact the National Weather
Service.

...DRY AND WARM TODAY AND SATURDAY...
...COLD FRONT WITH A CHANCE OF SHOWERS ON SUNDAY...

.DISCUSSION...
High pressure will bring dry and warm conditions to the burn site
today. Winds will be light this morning, increasing in the afternoon
as the inversion breaks. The strongest winds will be along south 
facing slopes and ridgetops. Will see increasing clouds tonight and
Saturday, leading to higher afternoon relative humidity values and
slightly cooler temperatures. Winds will shift to the west on 
Saturday. A cold front passage will bring a chance of showers and 
increase winds at the site on Sunday.

.REST OF TODAY...

Sky/weather.........Mostly sunny. 
Max temperature.....77 to 82. 
Min humidity........15 to 20 percent. 
CWR /0.10 inch/.....0 percent. 
LAL.................1. 
Wind - eye level....Less than 3 mph in the morning, becoming upslope
                    around 5 mph in the afternoon. Ridgetops will
                    see south winds of 5 to 9 mph with gusts to 14 mph
                    in the afternoon. 
Mixing height.......6000 ft AGL. 
Transport winds.....South around 10 mph. 
Haines Index........3 very low. 
Ventilation index...600 good. 

.TONIGHT...

Sky/weather.........Partly cloudy. 
Min temperature.....42 to 47. 
Max humidity........57 to 62 percent. 
CWR /0.10 inch/.....0 percent. 
LAL.................1. 
Wind - eye level....Upslope around 4 mph in the evening, becoming less 
                    than 3 mph after midnight. 
Mixing height.......400 ft AGL. 
Transport winds.....Northeast around 5 mph. 
Haines Index........4 low. 
Ventilation index...20 poor. 

.SATURDAY...

Sky/weather.........Partly cloudy. 
Max temperature.....73 to 78. 
Min humidity........25 to 30 percent. 
CWR /0.10 inch/.....0 percent. 
LAL.................1. 
Wind - eye level....Less than 3 mph in the morning, becoming west 
                    around 5 mph in the afternoon. 
Mixing height.......6000 ft AGL. 
Transport winds.....Southwest around 5 mph. 
Haines Index........3 very low. 
Ventilation index...300 fair. 

$$
Forecaster...Groenert
Requested by...Charlie Quinn
Type of request...WILDFIRE
.TAG 1816062.0/BOI