460
FNUS76 KOTX 110055
FWSOTX
SPOT FORECAST FOR STONE...WADNR
NATIONAL WEATHER SERVICE SPOKANE WA
555 PM PDT SUN MAY 10 2026
FORECAST IS BASED ON FORECAST START TIME OF 1700 PDT ON MAY 10.
DISCUSSION
THE BACK EDGE OF A DRY COLD FRONT IS CURRENTLY MOVING OVER THE
FIRE. AS THE FRONT EXITS TO THE EAST, WIND SPEEDS WILL DECREASE
THROUGH THE REST OF THE EVENING AND OVERNIGHT WITH WIND DIRECTION
REMAINING SOUTHWEST THROUGH 2100 BEFORE SHIFTING SOUTH. CLOUDS
WILL CLEAR OUT BEHIND THE FRONT. WINDS WILL BECOME LIGHT AND
VARIABLE AFTER MIDNIGHT TONIGHT. MONDAY WILL BE SLIGHTLY WARMER
AND DRIER WITH LIGHT, TERRAIN DRIVEN WINDS.
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).
***************************************************************
REST OF TODAY
SKY/WEATHER.........CLOUDY IN THE EARLY EVENING BECOMING MOSTLY
CLEAR AFTER 1800 PDT.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 72.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 10 MPH WITH GUSTS TO
15 MPH.
MIXING HEIGHT.......6500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 11 TO 16 MPH.
VENTILATION INDEX...VERY HIGH (817).
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY IN THE LATE EVENING BECOMING
MOSTLY CLEAR OVERNIGHT.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........58-62 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH SHIFTING SOUTH
2 TO 5 MPH AFTER 2100, THEN BECOMING VARIABLE
1 TO 4 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......FALLING TO 500 FT AGL AROUND 2000 PDT.
TRANSPORT WINDS.....SOUTHWEST 5 TO 9 MPH IN THE EVENING SHIFTING
TO THE SOUTHEAST 2 TO 5 MPH AFTER 2300 PDT.
VENTILATION INDEX...HIGH (580) DECREASING TO LOW (26) OVERNIGHT.
MONDAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........16-20 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 2 TO 5 MPH IN THE MORNING
SHIFTING SOUTHWEST WITH SIMILAR SPEEDS AFTER
1200 PDT.
MIXING HEIGHT.......INCREASING TO 7000 FT AGL BY 1300 PDT.
TRANSPORT WINDS.....SOUTHEAST 2 TO 5 MPH IN THE EARLY MORNING
SHIFTING TO THE NORTH 8 TO 11 MPH AFTER 0800
PDT, THEN BECOMING NORTHWEST 10 TO 13 MPH
AFTER 1100 PDT.
VENTILATION INDEX...MODERATE (257) INCREASING TO HIGH (633) IN THE
AFTERNOON.
FORECASTER...RFKS
REQUESTED BY...7306
TYPE OF REQUEST...WILDFIRE
.TAG 2613282.0/OTX
.DELDT 05/10/26
.FORMATTERVERSION 2.0.0
.EMAIL MASONTMILLER@GMAIL.COM
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