190  
FNUS76 KPDT 190100  
FWSPDT  
 
SPOT FORECAST FOR BEAR BUTTE...USFS  
NATIONAL WEATHER SERVICE PENDLETON OR  
600 PM PDT FRI AUG 18 2017  
 
FORECAST IS BASED ON REQUEST TIME OF 1800 PDT ON AUGUST 18.  
***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***  
***WINDS ARE 20 FOOT 10-MINUTE AVERAGES***  
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***  
 
IF YOU HAVE QUESTIONS OR CONCERNS WITH THIS FORECAST, PLEASE  
CONTACT OUR OFFICE AT (541) 276-8134.  
   
DISCUSSION
 
HIGH PRESSURE WILL BE OVER THE AREA THE NEXT FEW  
DAYS. WINDS WILL ALTERNATE BETWEEN TERRAIN DRIVEN AND W-NW BUT NOT  
BE PARTICULARLY STRONG. IT WILL BE A BIT COOLER SATURDAY COMPARED  
TO TODAY. NO PRECIPITATION IS EXPECTED THROUGH MONDAY.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....49.  
MAX HUMIDITY........55 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 8 MPH BECOMING DRAINAGE  
3 TO 6 MPH AFTER 2200.  
RIDGETOP WIND.......NORTHWEST WINDS 8 TO 12 MPH.  
MIXING HEIGHT.......5800 FT AGL DECREASING TO 1200 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 13 MPH.  
HAINES INDEX........4 (LOW).  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....64-69.  
MIN HUMIDITY........19-24 PERCENT.  
WIND (20 FT)........UPSLOPE WINDS 4 TO 7 MPH.  
RIDGETOP WIND.......NORTHWEST WINDS 7 TO 10 MPH.  
MIXING HEIGHT.......1200 FT AGL INCREASING TO 5500 FT AGL  
LATE IN THE MORNING.  
TRANSPORT WINDS.....NORTHWEST AROUND 13 MPH.  
HAINES INDEX........4 (LOW).  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........CLEAR.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....44-49.  
MAX HUMIDITY........55-60 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 10 MPH BECOMING DRAINAGE  
WINDS 3 TO 7 MPH AFTER 2200.  
RIDGETOP WIND.......NORTHWEST WINDS 10 TO 15 MPH BECOMING 5 MPH AFTER 2200.  
MIXING HEIGHT.......5000 FT AGL DECREASING TO 1200 FT AGL  
LATE IN THE EVENING.  
TRANSPORT WINDS.....NORTHWEST AROUND 12 MPH.  
HAINES INDEX........4 (LOW).  
 

 
FORECASTER...VESCIO  
REQUESTED BY...KENRIK NEUSTEL  
TYPE OF REQUEST...WILDFIRE  
.TAG 1714403.3/PDT  
.EMAIL KENEUSTEL@FS.FED.US  
 
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