FNUS76 KOTX 092153
FWSOTX

Spot Forecast for SR20 Okanogan...NEWICC
National Weather Service Spokane WA
253 PM PDT Thu Jul 9 2026

Forecast is based on forecast start time of 1500 PDT on July 09. 
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING...

.DISCUSSION...

Elevated fire weather conditions will continue today and tomorrow
with breezy south/southwest winds and dry conditions. Conditions 
Saturday look more critical with sustained winds around 15-20 mph 
with gusts up to 30 mph and humidities dropping into the low to 
mid teens. RH recovery will be fair overnight.

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). 
***************************************************************

.REST OF TODAY...

Sky/weather.........Sunny. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....92. 
Min humidity........15-19 percent. 
Wind (20 ft)........South/southwest winds 7 to 12 mph. 
Mixing height.......10000 ft AGL. 
Transport winds.....West around 12 mph. 
Ventilation Index...Very high (1091). 

.TONIGHT...

Sky/weather.........Mostly clear. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Min temperature.....62. 
Max humidity........55-60 percent. 
Wind (20 ft)........Northwest winds 3 to 5 mph becoming 
                    light and variable around 2300 hours. 
Mixing height.......Falling to near surface by 2100 hours. 
Transport winds.....West 6 to 12 mph. 
Ventilation Index...Very high (948) decreasing to low (28) 
                    overnight. 

.FRIDAY...

Sky/weather.........Sunny. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....91. 
Min humidity........15-19 percent. 
Wind (20 ft)........Variable winds 1-2 mph becoming southwest 
                    10 to 15 mph around 1400 hours.  
Mixing height.......9000 ft AGL. 
Transport winds.....West around 6 mph increasing to southwest 
                    around 17 mph in the afternoon. 
Ventilation Index...Moderate (443) increasing to very high (1647) 
                    in the afternoon. 

$$
Forecaster...DB
Requested by...Reily
Type of request...WILDFIRE
.TAG 2617114.0/OTX
.DELDT 07/09/26
.FormatterVersion 2.0.0
.EMAIL wanec@firenet.gov