694  
FNUS76 KOTX 142011  
FWSOTX  
 
SPOT FORECAST FOR RATTLE MOUNTAIN...NRT9 IMT3 (USFS)  
NATIONAL WEATHER SERVICE SPOKANE WA  
111 PM PDT SUN SEP 14 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON SEPTEMBER 15.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
CHANCES OF WETTING RAIN CONTINUE TO INCREASE, WITH MUCH OF THE RAINFALL  
TO OCCUR SUNDAY NIGHT THROUGH MONDAY MORNING. WINDS WILL BE SOUTHWEST  
9-12 MPH SUSTAINED WITH GUSTS UP TO 20 MPH THROUGH THIS EVENING. MAX  
TEMP: 52. MIN HUMIDITY: 86%.  
 
RAIN SHOWERS MOVING UP FROM THE SOUTH WILL INCREASE OVER THE AREA  
THROUGH MONDAY AFTERNOON BEFORE CLEARING OUT. BETWEEN A TENTH OF AN INCH  
AND A QUARTER OF AN INCH IS FORECAST FOR THE FIRE. THERE IS A 5-10 PERCENT  
CHANCE OF THUNDERSTORMS IN THE LATE MORNING TO EARLY AFTERNOON ON MONDAY.  
TUESDAY AND WEDNESDAY WILL BE MUCH WARMER AND DRIER.  
   
MONDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE  
MORNING, THEN CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON.  
CWR.................35 PERCENT.  
CHANCE OF LIGHTNING.10 PERCENT.  
MAX TEMPERATURE.....48-50.  
MIN HUMIDITY........86-89 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 2-5 MPH.  
MIXING HEIGHT.......1000 FT AGL INCREASING TO 2000 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 6-8 MPH.  
   
MONDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....42-46.  
MAX HUMIDITY........91-93 PERCENT.  
WIND (20 FT)........SOUTHWEST 2-5 MPH SHIFTING TO THE NORTHEAST  
AROUND 2000.  
MIXING HEIGHT.......FALLING TO NEAR SURFACE.  
TRANSPORT WINDS.....SOUTHWEST 2-5 MPH SHIFTING TO THE EAST  
AROUND 2000.  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....63-65.  
MIN HUMIDITY........45-47 PERCENT.  
WIND (20 FT)........EAST WINDS 5-7 MPH.  
MIXING HEIGHT.......6500 FT AGL WITH INVERSION BREAKING AROUND 1000.  
TRANSPORT WINDS.....EAST 6-8 MPH SHIFTING TO THE SOUTHEAST AROUND  
1400.  
 
 
FORECASTER...AS/JW  
REQUESTED BY...ERIN RYAN, PSC3  
TYPE OF REQUEST...WILDFIRE  
.TAG 2521410.9/OTX  
.DELDT 09/15/25  
.FORMATTERVERSION 2.0.0  
.EMAIL 2025.GREENRATTLECOMPLEX.PLANS@FIRENET.GOV,IDCDC@FIRENET.GOV  
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