227  
FNUS76 KOTX 080539  
FWSOTX  
 
SPOT FORECAST FOR LIGHTNING CREEK FIRE...NORTHERN ROCKIES TEAM 9  
NATIONAL WEATHER SERVICE SPOKANE WA  
1039 PM PDT THU AUG 7 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 PDT ON AUGUST 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
FRIDAY AND SATURDAY WILL BRING WARMER AND DRIER WEATHER AS LOW PRESSURE  
MOVES OUT OF THE AREA AND HIGH PRESSURE SLOWLY BUILDS IN. WINDS WILL  
BE GUSTY TODAY DUE TO WIND AND SLOPE ALIGNMENT WITH GUSTS UP TO 20 MPH.  
ADDITIONAL WARMING AND DRYING WILL OCCUR ON SUNDAY AND MONDAY.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY IN THE MORNING THEN PARTLY CLOUDY.  
10 PERCENT CHANCE OF A RAIN SHOWER AFTER 1000.  
CWR.................5 PERCENT.  
CHANCE OF LIGHTNING.5 PERCENT.  
MAX TEMPERATURE.....74 AT 3000 FEET...59 AT 6000 FEET.  
MIN HUMIDITY........35 PERCENT AT 3000 FEET...48 PERCENT AT 6000 FEET.  
WIND (20 FT)........RIDGETOP: WEST 8 TO 12 MPH WITH GUSTS UP TO 20 MPH  
SLOPE/VALLEY: UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS  
UP TO 15 MPH IN THE AFTERNOON  
MIXING HEIGHT.......NEAR SURFACE THROUGH 0800 INCREASING TO 6000 FEET  
AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....WEST 6 TO 12 MPH IN THE MORNING INCREASING TO 13  
TO 20 MPH IN THE AFTERNOON.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....46-53.  
MAX HUMIDITY........80-90 PERCENT VALLEY BOTTOMS, 60-70 PERCENT  
MID-SLOPES AND RIDGETOPS.  
WIND (20 FT)........RIDGETOP: WEST 5 TO 9 MPH IN THE EVENING THEN  
SOUTHWEST 2 TO 5 MPH OVERNIGHT  
SLOPE/VALLEY: DOWNSLOPE/DOWNVALLEY 1 TO 3 MPH.  
MIXING HEIGHT.......4000 FT AGL FALLING TO NEAR SURFACE BY 2100.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH THROUGH 2100 THEN DOWNSLOPE  
DOWNSLOPE/DOWNVALLEY LESS THAN 5 MPH.  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....80 AT 3000 FEET...65 AT 6000 FEET.  
MIN HUMIDITY........28 PERCENT AT 3000 FEET, 37 PERCENT AT 6000 FEET.  
WIND (20 FT)........RIDGETOP: WEST 3 TO 6 MPH IN THE MORNING INCREASING  
TO 5 TO 10 MPH IN THE AFTERNOON  
SLOPE/VALLEY: UPSLOPE/UPVALLEY 2 TO 6 MPH.  
MIXING HEIGHT.......NEAR SURFACE THROUGH 0800 INCREASING TO 7000 FT  
AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
 

 
FORECASTER...JW  
REQUESTED BY...AUTUMN ASHDALE  
TYPE OF REQUEST...WILDFIRE  
.TAG 2519549.0/OTX  
.DELDT 08/07/25  
.FORMATTERVERSION 2.0.0  
.EMAIL AUTUMN_ASHDALE@FIRENET.GOV  
 
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