454  
FNUS76 KPDT 290107  
FWSPDT  
 
SPOT FORECAST FOR SHEEP SPRINGS...USFS  
NATIONAL WEATHER SERVICE PENDLETON OR  
608 PM PDT WED JUN 28 2017  
 
FORECAST IS BASED ON REQUEST TIME OF 0600 PDT ON JUNE 29.  
***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 CONTINUE TO DOMINATE THE  
WEATHER PATTERN THURSDAY AND HEADING INTO THE WEEKEND WITH  
WARM AND DRY CONDITIONS. A LIGHT EASTERLY WIND PATTERN WILL  
DEVELOP THURSDAY AND CONTINUE INTO FRIDAY.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....80-85.  
MIN HUMIDITY........15-20 PERCENT.  
WIND (20 FT)........VARIABLE LESS THAN 3 MPH BECOMING NORTHEAST  
3 TO 6 MPH LATE IN THE MORNING.  
RIDGETOP WIND.......EAST TO NORTHEAST 4 TO 8 MPH.  
MIXING HEIGHT.......NEAR SURFACE THEN 5500 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 8 MPH.  
HAINES INDEX........4 (LOW).  
 
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
TEMP............45 55 67 76 82 83  
RH..............84 68 41 23 19 17  
20 FT WIND......VAR 2 VAR 3 E 3 NE 4 NE 5 NE 5  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....45-50.  
MAX HUMIDITY........70-80 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 4 TO 6 MPH BECOMING DRAINAGE  
LESS THAN 3 MPH AFTER SUNSET.  
RIDGETOP WIND.......EAST WINDS 4 TO 8 MPH.  
MIXING HEIGHT.......5000 FT AGL THEN NEAR SURFACE.  
TRANSPORT WINDS.....EAST AROUND 10 MPH.  
HAINES INDEX........3 TO 4 (VERY LOW) TO (LOW).  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....85-90.  
MIN HUMIDITY........17-22 PERCENT.  
WIND (20 FT)........VARIABLE LESS THAN 3 MPH BECOMING NORTHEAST TO  
NORTH 3 TO 6 MPH MIDDAY.  
RIDGETOP WIND.......EAST 4 TO 8 MPH BECOMING NORTH IN THE AFTERNOON.  
MIXING HEIGHT.......NEAR SURFACE THEN 6000 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 5 MPH IN THE MORNING, THEN BECOMING  
NORTH TO NORTHEAST AROUND 7 MPH IN THE AFTERNOON.  
HAINES INDEX........3 (VERY LOW).  
 

 
FORECASTER...SOLOMON  
REQUESTED BY...AVERY KOOL  
TYPE OF REQUEST...WILDFIRE  
.TAG 1711773.1/PDT  
.EMAIL CENTRALOREGONDISPATCH@GMAIL.COM  
 
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