665
FNUS76 KOTX 102311
FWSOTX

Spot Forecast for Palouse Fire...NE WA IMT#3
National Weather Service Spokane WA
411 PM PDT Mon Aug 10 2026

Forecast is based on forecast start time of 0600 PDT on August 11.

.DISCUSSION...

Seasonably warm and dry conditions will persist over the fire
Tuesday with afternoon high temperatures in the low to mid 80s.
Winds will be light out of the southwest in the early morning,
then will shift more westerly and pick up in the later morning and
afternoon with gusts up to 20 mph. Winds will lighten and shift
out of the southwest again Tuesday night.

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

.TUESDAY...

Sky/weather.........Sunny. Areas of smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....82-85.
Min humidity........18-23 percent.
Wind (20 ft)........Southwest winds 2 to 5 mph in the early morning
                    becoming west-southwest 8 to 12 mph with gusts up
                    to 20 mph after 0800.
Mixing height.......Inversion lifting around 0900. Mixing height
                    increasing to 6500 ft AGL in the afternoon.
Transport winds.....West-southwest 12 to 15 mph.
Ventilation Index...Moderate (380) increasing to high (652) in the
                    afternoon.

.TUESDAY NIGHT...

Sky/weather.........Partly cloudy. Areas of smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....48-51.
Max humidity........63-67 percent.
Wind (20 ft)........West-northwest winds 6 to 9 mph in the early
                    evening becoming southwest 1 to 4 mph after 2000.
Mixing height.......Falling to 500 ft AGL around 2000.
Transport winds.....West 10 to 13 mph in the evening becoming
                    southwest 4 to 8 mph after 2100.
Ventilation Index...Moderate (449) decreasing to low (43)
                    overnight.

$$
Forecaster...RFKS
Requested by...Jessica Walston
Type of request...WILDFIRE
.TAG 2619373.1/OTX
.DELDT 08/10/26
.FormatterVersion 2.0.0
.EMAIL eric.krausz@dnr.wa.gov,dusty.patrick@gmail.com,jessica.walston@dnr.wa.gov