654  
FNUS75 KBOI 191200  
FWSBOI  
 
SPOT FORECAST FOR MISSOURI FIRE...PAYETTE NF  
NATIONAL WEATHER SERVICE BOISE ID  
600 AM MDT WED JUL 19 2017  
 
FORECAST IS BASED ON REQUEST TIME OF 0700 MDT ON JULY 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..DRY AND MOSTLY SUNNY TODAY
 
   
..INCREASED WINDS THURSDAY WITH PASSAGE OF DRY COLD FRONT
 
 
   
DISCUSSION
 
LITTLE CHANGE TODAY COMPARED TO YESTERDAY AS THE  
BURN AREA REMAINS DRY UNDER A SOUTHWESTERLY FLOW ALOFT. THE FIRE  
WILL REMAIN LARGELY SHELTERED FROM PREVAILING WINDS TODAY, SO EYE-  
LEVEL WINDS WILL BE LIGHT AND PRIMARILY TERRAIN-DRIVEN. EXPECTING  
A WEAK DRY COLD FRONTAL PASSAGE THURSDAY WHICH WILL LEAD TO  
INCREASING WINDS AT THE BURN SITE. WINDS WILL PICK UP IN THE EARLY  
AFTERNOON WITH FRONTAL PASSAGE AND WILL DECREASE AROUND SUNSET.  
THE BURN SITE WILL BE WELL VENTILATED EACH DAY.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CWR /0.10 INCH/.....0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....74 TO 81.  
MIN HUMIDITY........14 TO 19 PERCENT.  
WIND - EYE LEVEL....DOWNSLOPE 3 MPH OR LESS IN THE MORNING, BECOMING  
SOUTHWEST 5 TO 9 MPH IN THE AFTERNOON.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......11500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
VENTILATION INDEX...1725 EXCELLENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR /0.10 INCH/.....0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....49 TO 54.  
MAX HUMIDITY........41 TO 48 PERCENT.  
WIND - EYE LEVEL....SOUTHWEST 6 TO 9 MPH IN THE EVENING, BECOMING  
DOWNSLOPE 3 MPH OR LESS AFTER MIDNIGHT.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......750 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH.  
VENTILATION INDEX...35 POOR.  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY.  
CWR /0.10 INCH/.....0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....70 TO 77.  
MIN HUMIDITY........19 TO 24 PERCENT.  
WIND - EYE LEVEL....DOWNSLOPE 4 MPH OR LESS IN THE MORNING,  
BECOMING SOUTHWEST 9 TO 13 MPH WITH GUSTS TO  
19 MPH IN THE AFTERNOON.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......10500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 30 MPH.  
VENTILATION INDEX...3150 EXCELLENT.  
 

 
FORECASTER...BRAUN  
REQUESTED BY...PAYETTE DISPATCH  
TYPE OF REQUEST...WILDFIRE  
.TAG 1712827.1/BOI  
 
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