869  
FNUS76 KSEW 171729  
FWSSEW  
 
SPOT FORECAST FOR HYWAH PILES...USFS OLYMPIC  
NATIONAL WEATHER SERVICE SEATTLE WA  
1029 AM PDT WED OCT 17 2018  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 PDT ON OCTOBER 17.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (206) 526-6095, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
SUNNY DAYS AND CLEAR NIGHTS ARE THE FORECAST THROUGH  
THE WEEKEND. WINDS WILL BE LIGHT EASTERLY NIGHT AND MORNING HOURS  
SHIFTING TO LIGHT WESTERLY AFTERNOON AND EVENING HOURS.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........32 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 3 TO 4 MPH SHIFTING TO THE WEST 3 TO  
6 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......100-1000 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS.  
HAINES INDEX........5 OR MODERATE.  
RAINFALL AMOUNT.....0.00 INCHES.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....AROUND 45.  
MAX HUMIDITY........88 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 3 TO 8 MPH.  
MIXING HEIGHT.......100-500 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS.  
HAINES INDEX........5 OR MODERATE.  
RAINFALL AMOUNT.....0.00 INCHES.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 65.  
MIN HUMIDITY........44 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE  
SOUTHWEST 4 TO 7 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......200-1200 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS.  
HAINES INDEX........5 OR MODERATE.  
RAINFALL AMOUNT.....0.00 INCHES.  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....AROUND 46.  
MAX HUMIDITY........87 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 3 TO 5 MPH SHIFTING TO THE SOUTHEAST  
AFTER MIDNIGHT.  
MIXING HEIGHT.......100-700 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS.  
HAINES INDEX........3 OR VERY LOW.  
RAINFALL AMOUNT.....0.00 INCHES.  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 62.  
MIN HUMIDITY........52 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 3 TO 5 MPH SHIFTING TO THE WEST 4  
TO 7 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......100-700 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS.  
HAINES INDEX........5 OR MODERATE.  
RAINFALL AMOUNT.....0.00 INCHES.  
 

 
FORECASTER...BURKE  
REQUESTED BY...TY CROWE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1816987.0/SEW  
.DELDT 10/17/18  
.EMAIL WA.PSC.DISP@GMAIL.COM  
 
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