615  
FNUS76 KOTX 101958  
FWSOTX  
 
SPOT FORECAST FOR LC VALLEY 9/11 CEREMONY...ASOTIN COUNTY DEM  
NATIONAL WEATHER SERVICE SPOKANE WA  
1258 PM PDT THU SEP 10 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1100 PDT ON SEPTEMBER 11.    
DISCUSSION
 
 
FRIDAY WILL BE MILD AND DRY WITH LIGHT WINDS WITH PASSING MID AND  
HIGH CLOUDS IN SOUTHEAST WASHINGTON AND THE SOUTHERN IDAHO  
PANHANDLE. THESE CLOUDS WILL INCREASE IN THICKNESS IN THE EVENING  
AND OVERNIGHT.  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
***************************************************************  
FORECASTS FOR 20 FOOT WIND SPEEDS (VALLEYS AND RIDGE TOPS) ARE  
10 MINUTE AVERAGES REFLECTING RAWS WIND.  
***VENTILATION INDEX IS DERIVED FROM TRANSPORT WIND  
MULTIPLIED BY THE MIXING HEIGHT DIVIDED BY 100.  
CATEGORIES: LOW (< 200), MODERATE (200-500),  
HIGH (500-800), AND VERY HIGH (> 800).  
***************************************************************  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....79.  
SURFACE WINDS (MPH).LIGHT AND VARIABLE WINDS AROUND 1-4 MPH  
BECOMING NORTHWEST AROUND 1200 HOURS.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....54.  
SURFACE WINDS (MPH).EAST WINDS AROUND 3 MPH.  
 

 
FORECASTER...DB  
REQUESTED BY...NICK BACON  
TYPE OF REQUEST...OTHER  
.TAG 2621116.0/OTX  
.DELDT 09/10/26  
.FORMATTERVERSION 2.0.0  
.EMAIL NBACON@ASOTINCOUNTYWA.GOV  
 
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