703  
FNUS76 KSEW 200950  
FWSSEW  
 
SPOT FORECAST FOR RUBY FIRE...NPS  
NATIONAL WEATHER SERVICE SEATTLE WA  
250 AM PDT FRI SEP 20 2024  
 
FORECAST IS BASED ON FORECAST START TIME OF 0500 PDT ON SEPTEMBER 20.  
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  
A MILD WEATHER PATTERN MOVING INTO THE WEEKEND  
WITH TEMPERATURES NEAR TO BELOW NORMAL. HUMIDITIES REMAIN HIGH.  
WETTING RAINS POSSIBLE ON SUNDAY AND MONDAY. WARM AND DRY WEATHER  
BRIEFLY RETURNS ON TUESDAY.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 48.  
MIN HUMIDITY........60 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......2100 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH.  
HAINES MID LEVEL....3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
RAINFALL AMOUNT.....0.00 INCHES.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....AROUND 38.  
MAX HUMIDITY........78 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH IN THE EVENING BECOMING  
LIGHT.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 4 MPH.  
HAINES MID LEVEL....4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
RAINFALL AMOUNT.....0.00 INCHES.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 55.  
MIN HUMIDITY........48 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST AROUND 5 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......800 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH.  
HAINES MID LEVEL....4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
 
FORECASTER...MICHALSKI  
REQUESTED BY...IMT  
TYPE OF REQUEST...WILDFIRE  
.TAG 2422139.7/SEW  
.DELDT 09/20/24  
.FORMATTERVERSION 2.0.0  
.EMAIL 2024.RUBY.PLANS@FIRENET.GOV  
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