729  
FNUS76 KOTX 031217  
FWSOTX  
 
SPOT FORECAST FOR 4TH OF JULY...ASOTIN COUNTY DEM  
NATIONAL WEATHER SERVICE SPOKANE WA  
517 AM PDT FRI JUL 3 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON JULY 04.  
   
DISCUSSION  
 
ELEVATED FIRE WEATHER CONDITIONS ARE EXPECTED FOR THE 4TH OF JULY  
WITH HIGH TEMPERATURES IN THE LOW TO MID 90S, RELATIVE HUMIDITY  
BOTTOMING OUT NEAR 15 PERCENT, AND NORTHWEST WINDS GUSTING UP TO  
25 MPH IN THE AFTERNOON AND EARLY EVENING. WINDS ARE EXPECTED  
TO DECREASE AND SHIFT OUT OF THE SOUTHWEST AROUND 8 PM. TEMPERATURES  
WILL COOL OFF INTO THE 80S IN THE EVENING, AND THEN DOWN INTO THE  
MID 70S TO NEAR 80F AT 10 PM.  
 
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).  
***************************************************************  
   
INDEPENDENCE DAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 93.  
MIN HUMIDITY........15 PERCENT.  
SURFACE WINDS (MPH).LIGHT WINDS BECOMING NORTHWEST 10 TO 17 MPH WITH  
GUSTS TO AROUND 25 MPH IN THE AFTERNOON.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........50 PERCENT.  
SURFACE WINDS (MPH).NORTHWEST WINDS 5 TO 15 MPH WITH GUSTS TO  
AROUND 20 MPH THROUGH 8 PM THEN SHIFTING TO  
SOUTHWEST 3 TO 8 MPH.  
 
 
 
FORECASTER...JW  
REQUESTED BY...NICK BACON  
TYPE OF REQUEST...OTHER  
.TAG 2616504.0/OTX  
.DELDT 07/03/26  
.FORMATTERVERSION 2.0.0  
.EMAIL NBACON@ASOTINCOUNTYWA.GOV  
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