FNUS76 KOTX 091426

FWSOTX



Spot Forecast for North Siwash 42B...USFS

National Weather Service Spokane WA

726 AM PDT Fri May 9 2025



Forecast is based on ignition time of 0700 PDT on May 09. 

If conditions become unrepresentative...contact the National Weather

Service.



.DISCUSSION...

Dry weather is expected through Saturday with passing high clouds 

at times.  Today will feature warmer temperatures with continued 

dry humidities and lighter winds. Saturday will bring increasing 

winds with gusts around 15 mph. There is a 30% chance for 

light showers Saturday evening into Sunday morning with amounts less 

than a tenth.  Rain is likely (90%) Sunday afternoon into Monday with 

amounts 0.25-0.50" At this time there is an 85% chance for 0.25", 50% 

chance for 0.50", and 25% chance for 0.75" over the 48 hour period 

(SUN-MON).  Additional rain showers are expected Tuesday. 



.REST OF TODAY...



Sky/weather.........Mostly sunny. 

CWR.................0 percent. 

Chance of lightning.0 percent. 

Max temperature.....73. 

Min humidity........25 percent. 

Wind (20 ft)........Upslope 2 to 5 mph becoming west/northwest 5 to 8 mph with

                    gusts to 10-14 mph 1300-1600.

Mixing height.......4000 ft AGL. 

Transport winds.....Southwest 9 to 14 mph. 



.TONIGHT...



Sky/weather.........Partly cloudy. 

CWR.................0 percent. 

Chance of lightning.0 percent. 

Min temperature.....48-53. 

Max humidity........45 to 55 percent. 

Wind (20 ft)........Northwest winds 2 to 4 mph in the evening becoming 

                    downslope 1 to 3 mph. 

Mixing height.......2500 ft AGL falling to near surface. 

Transport winds.....Southeast 3 to 5 mph. 



.SATURDAY...



Sky/weather.........Partly cloudy

CWR.................0 percent. 

Chance of lightning.0 percent. 

Max temperature.....73. 

Min humidity........30 percent. 

Wind (20 ft)........Light drainage winds 1 to 3 mph becoming upslope

                    2 to 5 mph.  Winds becoming northwest 7 to 11 mph in the 

                    afternoon with gusts 14-18 mph. 

Mixing height.......4000 ft AGL. 

Transport winds.....Southwest around 7 mph increasing to west 

                    around 15 mph in the afternoon. 



$$

Forecaster...SB

Requested by...Megan Primmer

Type of request...PRESCRIBED

.TAG 2513631.0/OTX

.DELDT 05/09/25

.FormatterVersion 2.0.0

.EMAIL megan.primmer@usda.gov