FNUS76 KOTX 232132
FWSOTX

Spot Forecast for Hill Loop...USDA
National Weather Service Spokane WA
232 PM PDT Sun Aug 23 2026

Forecast is based on forecast start time of 0600 PDT on August 24. 
.DISCUSSION...

A warming and drying trend commences Monday and Tuesday as high 
pressure strengthens across the Inland Northwest. RH recoveries 
will be fair overnight into Tuesday. Winds Wednesday and Thursday 
will be breezy out of the southwest around 10-15 mph with gusts 
around 20-25 mph as high pressure breaks down. This will come with
a threat of isolated thunderstorms each day (10% chance).

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

.MONDAY...

Sky/weather.........Sunny. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....Around 80. 
Min humidity........31 percent. 
Wind (20 ft)........East/southeast winds 2-5 mph.  
Mixing height.......4000 ft AGL. 
Transport winds.....Light winds. 
Ventilation Index...Low (172). 

.MONDAY NIGHT...

Sky/weather.........Partly cloudy then becoming mostly cloudy. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Min temperature.....57. 
Max humidity........65-70 percent. 
Wind (20 ft)........Northeast winds 1-3 mph.
Mixing height.......Falling to near surface around 1900 hours. 
Transport winds.....Northeast 5 to 6 mph. 
Ventilation Index...Low (151). 

.TUESDAY...

Sky/weather.........Sunny. 
CWR.................0 percent. 
Chance of lightning.0 percent. 
Max temperature.....87. 
Min humidity........19-24 percent. 
Wind (20 ft)........North/Northeast winds around 5 mph.
Mixing height.......7000 ft AGL.  
Transport winds.....Northeast around 6 mph shifting to the south in 
                    the afternoon. 
Ventilation Index...Low (158) increasing to moderate (373) in the 
                    afternoon. 

$$
Forecaster...DB
Requested by...April Miller
Type of request...WILDFIRE
.TAG 2620245.1/OTX
.DELDT 08/23/26
.FormatterVersion 2.0.0
.EMAIL christopher.miller2@usda.gov