119  
FNUS76 KPQR 192131  
FWSPQR  
 
SPOT FORECAST FOR WALDO LAKE SAR...CORVALLIS MOUNTAIN RESCUE UNIT  
NATIONAL WEATHER SERVICE PORTLAND OR  
131 PM PST MON FEB 19 2018  
 
FORECAST IS BASED ON INCIDENT TIME OF 1300 PST ON FEBRUARY 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE PORTLAND, OREGON OFFICE.  
   
DISCUSSION
 
CLOUDS WILL BE SCATTERING OUT TONIGHT DUE TO CONTINUED  
COLD AND DRY NORTHERLY WINDS. A FRONTAL SYSTEM WILL BRING HIGH CLOUDS  
IN OVERNIGHT, WITH CEILINGS GRADUALLY LOWERING THROUGH THE DAY TUESDAY.  
LIGHT SNOW ACCUMULATIONS ARE POSSIBLE TOMORROW AFTERNOON.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS. LITTLE  
TO NO ACCUMULATION EXPECTED.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....19-24 DEG.  
MIN HUMIDITY........75-80 PERCENT.  
DEWPOINT............AROUND 15 DEG.  
SURFACE WINDS.......NORTH-NORTHWEST WINDS 4 TO 8 MPH WITH GUSTS TO 15 MPH.  
PCPN AMOUNT.........LESS THAN 0.05 INCHES.  
SNOWFALL AMOUNT.....LESS THAN 1 INCH.  
SNOW LEVEL..........AT THE SURFACE.  
CEILING (KFT).......4 TO 6 KFT.  
VISIBILITY..........GENERALLY GREATER THAN 6 MILES, BUT LESS THAN 1 MILE WITHIN  
THE CLOUD LAYER.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY, THEN BECOMING PARTLY CLOUDY.  
A SLIGHT CHANCE OF SNOW SHOWERS EARLY EVENING. NO ACCUMULATION  
EXPECTED.  
CHANCE OF PCPN......20 PERCENT.  
MIN TEMPERATURE.....10-15 DEG.  
MAX HUMIDITY........85-90 PERCENT.  
DEWPOINT............AROUND 5.  
SURFACE WINDS.......NORTHWEST 4 TO 8 MPH.  
PCPN AMOUNT.........A TRACE OF LESS.  
SNOWFALL AMOUNT.....NONE  
SNOW LEVEL..........AT THE SURFACE  
CEILING (KFT).......4 TO 6 KFT CEILING SCATTERING EARLY, THEN 10 KFT DEVELOPING BY  
EARLY TUESDAY MORNING.  
VISIBILITY..........GREATER THAN 6 MILES.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SNOW BEGINNING LATE  
MORNING.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....18-23.  
MIN HUMIDITY........65-70 PERCENT.  
DEWPOINT............5 TO 10 DEG.  
SURFACE WINDS.......WEST WINDS 5 TO 10 MPH WITH GUSTS TO 20 MPH.  
PCPN AMOUNT.........0.05 INCHES.  
SNOWFALL AMOUNT.....AROUND 1/2 INCH.  
SNOW LEVEL..........AT THE SURFACE.  
CEILING (KFT).......4 TO 6 KFT.  
VISIBILITY..........GENERALLY GREATER THAN 6 MILES, BUT LESS THAN 1 MILE  
INSIDE OF THE CLOUD LAYER.  
 

 
FORECASTER...PYLE  
REQUESTED BY...TODD SHECHTER  
TYPE OF REQUEST...SAR  
.TAG 1802159.0/PQR  
.EMAIL SHECHTER@ENGR.ORST.EDU  
 
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