347  
FNUS76 KSEW 081209  
FWSSEW  
 
SPOT FORECAST FOR BEAR GULCH FIRE...USFS  
NATIONAL WEATHER SERVICE SEATTLE WA  
509 AM PDT TUE JUL 8 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON JULY 08.  
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
 
ONSHORE FLOW THIS MORNING HAS ALLOWED FOR DECENT OVERNIGHT  
HUMIDITY RECOVERIES, THOUGH A WARMING AND DRYING TREND WILL PEAK THIS  
AFTERNOON. A WEAK FRONT WEDNESDAY WILL BRING IN STRONGER ONSHORE FLOW,  
MORE MOISTURE, AND A CHANCE FOR LIGHT SHOWERS, THOUGH THE PRECIPITATION  
WILL LIKELY NOT BRING A WETTING RAIN. CONDITIONS WILL DRY OUT BY WEDNESDAY  
EVENING WITH CLOUDS REMAINING THROUGH THURSDAY MORNING, PAIRED WITH COOLER  
CONDITIONS AND HIGH RH VALUES AT THE BURN SITE.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT). AREAS OF SMOKE.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 86.  
MIN HUMIDITY........35-40 PERCENT.  
WIND (20 FT)........SOUTHWEST 3 TO 6 MPH BECOMING NORTHWEST 8 TO 11 MPH  
IN THE AFTERNOON WITH GUSTS TO 15 MPH.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). AREAS OF SMOKE  
THROUGH THE NIGHT. SLIGHT CHANCE OF RAIN OVERNIGHT.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........90-95 PERCENT.  
WIND (20 FT)........WEST TO NORTHWEST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......1800 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 9 MPH.  
RAINFALL AMOUNT.....0.01 INCHES.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). AREAS OF SMOKE  
AND PATCHY FOG. CHANCE OF RAIN.  
CWR.................15 PERCENT.  
CHANCE OF LIGHTNING.2 PERCENT.  
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........70-75 PERCENT.  
WIND (20 FT)........WEST WINDS 7 TO 10 MPH WITH GUSTS TO 17 MPH.  
MIXING HEIGHT.......3400 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 17 MPH.  
RAINFALL AMOUNT.....0.04 INCHES.  
 

 
FORECASTER...LINDEMAN  
REQUESTED BY...TY CROWE  
TYPE OF REQUEST...WILDFIRE  
.TAG 2517473.1/SEW  
.DELDT 07/08/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JOSEPH.CROWE@USDA.GOV  
 
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