859
FNUS76 KOTX 101315
FWSOTX

Spot Forecast for Prichard Murray...USFS
National Weather Service Spokane WA
615 AM PDT Sat May 10 2025

Forecast is based on ignition time of 0600 PDT on May 10.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

A steady influx of high cirrus will move over the units
today with one last day of mild temperatures and low humidity.
Winds start off light, terrain driven with a slight increase in
west to northwest general winds after 1300.  This looks to mainly
impact the ridgelines and through the Cd`A river road drainage.
Variable to upslope winds possible on mid to lower drainages.
This will mainly impact westerly aspects on the units. There is a
chance for light showers after sunset.  Additional showers will be
possible on and off through the day Sunday with a 20% chance for
PM thunderstorms.  Moderate rains will be likely Sunday night into
Monday with a 70% chance for a wetting rain.

.TODAY...

Sky/weather.........Partly sunny with on an off dense cirrus.
CWR.................0 percent.
Chance of lightning.5 percent.
Max temperature.....71-75.
Min humidity........23-26 percent.
Wind (20 ft)........Upslope 2 to 4 mph becoming variable to west/northwest
                    5 to 9 mph gusts to 13-15 mph after 1300 pdt.
Mixing height.......4500 ft AGL.
Transport winds.....Southwest to west 9 to 13 mph.

.TONIGHT...

Sky/weather.........Mostly cloudy. Slight chance of rain showers in
                    the evening, then chance of rain showers
                    overnight.  Little to no rainfall.
CWR.................5 percent.
Chance of lightning.5 percent.
Min temperature.....48-53.
Max humidity........50-56 percent.
Wind (20 ft)........West winds 5 to 10 mph in the evening
                    becoming downslope to southeast 2 to 4 mph.
Mixing height.......2500 ft AGL falling to near surface overnight.
Transport winds.....Southwest 3 to 6 mph.

.SUNDAY...

Sky/weather.........Mostly cloudy. Chance of rain showers and slight
                    chance of afternoon thunderstorms.
CWR.................20 percent.
Chance of lightning.20 percent.
Max temperature.....60-64.
Min humidity........42-46 percent.
Wind (20 ft)........Light winds becoming upslope to northwest 4 to 8 mph in
                    the afternoon. Gusty and erratic winds expected
                    near showers and thunderstorms through the day.
Mixing height.......4500 ft AGL.
Transport winds.....West 5 to 7 mph.

$$
Forecaster...SB
Requested by...Maggie Penamora
Type of request...PRESCRIBED
.TAG 2513681.0/OTX
.DELDT 05/10/25
.FormatterVersion 2.0.0
.EMAIL maggie.penamora@usda.gov