046
FNUS76 KOTX 072245
FWSOTX

Spot Forecast for Dudley Fire...USFS
National Weather Service Spokane WA
345 PM PDT Mon Sep 7 2026

Forecast is based on forecast start time of 1800 PDT on September 07.

.DISCUSSION...

Rain showers will continue for the fire area into Tuesday morning with
additional rain amounts of a tenth to quarter inch.  On Tuesday drier
conditions develop with a decreasing chance for showers in the
afternoon. Wednesday will be much warmer and drier, before breezy
southwest winds develop on Thursday ahead of the next weather system.

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

.TONIGHT...

Sky/weather.........Mostly cloudy. Rain showers through the night.
                    Patchy fog overnight. A 15 percent chance of
                    thunderstorms in the evening.
CWR.................70 percent.
Chance of lightning.15 percent.
Min temperature.....41-45.
Max humidity........94-100 percent.
Wind (20 ft)........West 3 to 8 mph through 2000 then
                    downslope/downvalley 1 to 3 mph.
Mixing height.......Near the surface.
Transport winds.....Southwest 7 to 9 mph.
Ventilation Index...Low (86).

.TUESDAY...

Sky/weather.........Mostly cloudy then becoming partly cloudy. Rain
                    showers likely in the morning then a 20 percent
                    chance of rain showers in the afternoon.
CWR.................25 percent.
Chance of lightning.10 percent.
Max temperature.....60-65.
Min humidity........55-60 percent.
Wind (20 ft)........Downslope/downvalley 1 to 3 mph through 1000
                    then upslope/upvalley 3 to 8 mph.
Mixing height.......Near surface through 1000 increasing to 4500 ft
                    AGL in the afternoon.
Transport winds.....Southwest 8 to 9 mph.
Ventilation Index...Low (105) increasing to moderate (361) in
                    the afternoon.

.TUESDAY NIGHT...

Sky/weather.........Mostly clear.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....41-46.
Max humidity........80-95 percent.
Wind (20 ft)........Downslope/downvalley 1 to 3 mph.
Mixing height.......Near the surface.
Transport winds.....South around 7 mph.
Ventilation Index...Low (162).

.WEDNESDAY...

Sky/weather.........Mostly sunny.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....68-73.
Min humidity........35-40 percent.
Wind (20 ft)........Light winds becoming southwest 3 to 8 mph with
                    gusts up to 15 mph in the afternoon.
Mixing height.......Near the surface through 0900 increasing to
                    5500 ft AGL in the afternoon.
Transport winds.....South around 8 mph shifting to the west around
                    15 mph in the afternoon.
Ventilation Index...Moderate (260) increasing to high (776) in the
                    afternoon.

$$
Forecaster...JW
Requested by...Luke Smith
Type of request...WILDFIRE
.TAG 2620763.11/OTX
.DELDT 09/07/26
.FormatterVersion 2.0.0
.EMAIL chris_stetson@firenet.gov,lance.vaelli@usda.gov,michael.starr@usda.gov,luke.smith2@usda.gov,evan.a.ratcliffe@usda.gov,garrett.pitsenbarger@usda.gov