FNUS76 KOTX 151826
FWSOTX

Spot Forecast for Kaiser Canyon...SE WA Type 3 IMT
National Weather Service Spokane WA
1126 AM PDT Thu Oct 15 2026

Forecast is based on forecast start time of 0700 PDT on October 16. 
.DISCUSSION...

Temperatures gradually trend warmer and drier on Friday with 
increasing high clouds. Winds will increase out of the south 
Friday afternoon. A cold front on Saturday will bring stronger 
southwest winds late Saturday morning through the afternoon. 
Lighter winds and cooler temperatures are expected Sunday.
 
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). 
***************************************************************

.FRIDAY...

Sky/weather.........Mostly sunny. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....59-70. 
Min humidity........25-37 percent. 
Wind (20 ft)........Northeast winds around 4 to 6 mph shifting to the 
                    south 6 to 12 mph in the afternoon. Gusts up to 
                    15 mph in the afternoon.
Mixing height.......3500 ft AGL in the afternoon. 
Transport winds.....Southeast around 7 mph shifting to the south 
                    around 10 mph in the afternoon. 
Ventilation Index...Low (104) increasing to moderate (308) in the 
                    afternoon. 

.SATURDAY...

Sky/weather.........Mostly cloudy then becoming mostly sunny. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....54-67. 
Min humidity........28-37 percent. 
Wind (20 ft)........Southeast winds 5 to 7 mph shifting to the 
                    southwest 8 to 15 mph with gusts to around 25 
                    mph in the afternoon. 
Mixing height.......6000 ft AGL in the afternoon. 
Transport winds.....South around 10 mph shifting to the west around 
                    16 mph in the afternoon. 
Ventilation Index...Moderate (405) increasing to very high (930) in 
                    the afternoon. 

.SUNDAY...

Sky/weather.........Mostly sunny. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....51-63. 
Min humidity........25-33 percent. 
Wind (20 ft)........North winds 1 to 3 mph in the morning shifting
                    to the south 1 to 3 mph in the afternoon.
Mixing height.......3800 ft AGL in the afternoon. 
Transport winds.....East to northeast 2 to 4 mph in the morning 
                    shifting to the south 2 to 4 mph in the afternoon.
Ventilation Index...Low (182).

$$
Forecaster...VT
Requested by...Ryan Scharnhorst
Type of request...WILDFIRE
.TAG 2623828.0/OTX
.DELDT 10/15/26
.FormatterVersion 2.0.0
.EMAIL ryan_scharnhorst@firenet.gov