170  
FNUS76 KSEW 291523  
FWSSEW  
 
SPOT FORECAST FOR JOHNSON PRAIRIE...JBLM FORESTRY  
NATIONAL WEATHER SERVICE SEATTLE WA  
823 AM PDT WED JUL 29 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 PDT ON JULY 29.  
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
 
THERE IS WEAK UPPER LEVEL TROUGHING OVER THE REGION TODAY  
WITH LOW LEVEL ONSHORE FLOW. THE RESULT IS NEAR AVERAGE  
CONDITIONS. LOW CLOUDS WILL BURN BACK TOWARD THE COAST THIS  
AFTERNOON. EXPECT EXCELLENT HUMIDITY RECOVERIES OVERNIGHT. WE WILL  
SEE A NEAR REPEAT IN CONDITIONS ON THURSDAY.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY BECOMING SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 4 MPH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). PATCHY FOG  
OVERNIGHT.  
MIN TEMPERATURE.....AROUND 50.  
MAX HUMIDITY........97 PERCENT.  
WIND (20 FT)........WEST WINDS AROUND 5 MPH IN THE EVENING BECOMING  
LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 7 MPH.  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT). PATCHY FOG IN THE  
MORNING.  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST AROUND 5 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......4000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 6 MPH.  
 

 
FORECASTER...MICHALSKI  
REQUESTED BY...NICK MILLER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2618584.0/SEW  
.DELDT 07/29/26  
.FORMATTERVERSION 2.0.0  
.EMAIL NICOLAS.T.MILLER.CIV@ARMY.MIL  
 
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