124  
FNUS76 KOTX 251325  
FWSOTX  
 
SPOT FORECAST FOR INDIAN BLUFF...DNR  
NATIONAL WEATHER SERVICE SPOKANE WA  
625 AM PDT SAT JUL 25 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON JULY 25.  
...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 10 PM  
PDT THIS EVENING...  
   
DISCUSSION
 
 
A DRY COLD FRONT MOVING THROUGH THE REGION WILL BRING LOW  
HUMIDITIES AND INCREASING WEST-SOUTHWESTERLY WINDS TO THE WEST  
SIDE OF SPOKANE THROUGH THIS AFTERNOON. WINDS WILL RELAX IN THE  
EVENING AND BECOME LIGHT AND SOUTHERLY OVERNIGHT. LIGHTER WINDS  
WILL THEN PREVAIL THROUGH SUNDAY WITH SLIGHTLY HIGHER HUMIDITY  
VALUES.  
 
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).  
***************************************************************  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. HAZE THROUGH THE DAY. PATCHY SMOKE  
THIS MORNING.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 91-94.  
MIN HUMIDITY........15-20 PERCENT.  
WIND (20 FT)........LIGHT SOUTH WINDS THROUGH 0800 HOURS, THEN BECOMING  
WEST-SOUTHWESTERLY AND STEADILY INCREASING TO 14 TO  
17 MPH THROUGH THE AFTERNOON. GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......5000 FT AGL INCREASING TO 9000 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST AROUND 11 MPH INCREASING TO AROUND 22 MPH  
IN THE AFTERNOON.  
VENTILATION INDEX...HIGH (677) INCREASING TO VERY HIGH (2127) IN THE  
AFTERNOON.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING.  
HAZE THROUGH THE NIGHT.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 58-60.  
MAX HUMIDITY........60-65 PERCENT.  
WIND (20 FT)........WEST WINDS 7 TO 11 MPH WITH GUSTS TO 25 MPH  
THROUGH 2100 HOURS, THEN BECOMING LIGHT OVERNIGHT.  
A SOUTHERLY WIND SHIFT EXPECTED BETWEEN 0100 AND  
0200 HOURS.  
MIXING HEIGHT.......8000 FT AGL FALLING TO 500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 19 MPH.  
VENTILATION INDEX...VERY HIGH (1807) DECREASING TO LOW (48)  
OVERNIGHT.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. HAZE.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 87-89.  
MIN HUMIDITY........17-22 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......4500 FT AGL INCREASING TO 7500 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 11 TO 15 MPH.  
VENTILATION INDEX...MODERATE (466) INCREASING TO VERY HIGH (1096)  
IN THE AFTERNOON.  
 

 
FORECASTER...PP  
REQUESTED BY...KEEGAN HOSCH  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618196.0/OTX  
.DELDT 07/25/26  
.FORMATTERVERSION 2.0.0  
.EMAIL GREYSON.LE@DNR.WA.GOV,WANEC@FIRENET.GOV  
 
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