873  
FNUS76 KOTX 031326  
FWSOTX  
 
SPOT FORECAST FOR PAULKE RX...USWFS  
NATIONAL WEATHER SERVICE SPOKANE WA  
626 AM PDT SAT OCT 3 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON OCTOBER 03.    
DISCUSSION
 
 
HIGH PRESSURE WILL PROMOTE WARM TEMPERATURES FOR THE PAULKE  
BURN PROJECT THIS WEEKEND. LIGHT NORTHERLY WINDS TODAY  
SWITCHING OUT OF THE SOUTH ON SUNDAY WITH CONDITIONS A LITTLE  
WARMER AND DRIER COMPARED TO TODAY. INVERSIONS WILL BE SLOW TO  
LIFT WITH WEAK MIXING POTENTIAL.  
 
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.........PARTLY SUNNY IN THE MORNING WITH HIGH CLOUDS  
THEN CLEARING AND SUNNY IN THE AFTERNOON.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....72.  
MIN HUMIDITY........37-41 PERCENT.  
WIND (20 FT)........NORTH-NORTHEAST WINDS 3 TO 6 MPH.  
MIXING HEIGHT.......INVERSION LIFTING AROUND 1100. MIXING HEIGHT  
INCREASING TO 3500 FT AGL BETWEEN 1400 AND  
1700 HOURS.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.  
VENTILATION INDEX...LOW (153).  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....41.  
MAX HUMIDITY........88-92 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 2 TO 5 MPH.  
MIXING HEIGHT.......2500 FT AGL IN THE EVENING LOWER TO NEAR  
SURFACE AFTER 1900 HOURS.  
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
VENTILATION INDEX...LOW (32).  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....75.  
MIN HUMIDITY........30-34 PERCENT.  
WIND (20 FT)........EAST-NORTHEAST WINDS UP TO 4 MPH IN THE  
MORNING SWITCHING SOUTHWEST 4 TO 7 MPH AFTER  
1100.  
MIXING HEIGHT.......INVERSION LIFTING AROUND 1100. MIXING HEIGHT  
INCREASING TO 3500 FT AGL BETWEEN 1400 AND  
1700 HOURS.  
TRANSPORT WINDS.....EAST-NORTHEAST AROUND 5 MPH IN THE MORNING  
SHIFTING TO THE SOUTHWEST AROUND 7 MPH IN  
THE AFTERNOON.  
VENTILATION INDEX...MODERATE (214).  
 

 
FORECASTER...SVH  
REQUESTED BY...JORDAN REEVES  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2622993.0/OTX  
.DELDT 10/03/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JORDAN_REEVES@FWS.GOV  
 
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