386
FNUS76 KOTX 010539
FWSOTX
SPOT FORECAST FOR BAILEY FIRE...USFS
NATIONAL WEATHER SERVICE SPOKANE WA
1039 PM PDT FRI JUL 31 2026
FORECAST IS BASED ON FORECAST START TIME OF 2200 PDT ON JULY 31.
..RED FLAG WARNING IN EFFECT FROM 11 AM TO 11 PM PDT SATURDAY
DISCUSSION
SOUTHWEST-WEST WINDS WILL STEADILY INCREASE THROUGH THE MORNING
WITH STRONG WINDS FOR THE AFTERNOON AND EARLY EVENING. STRONGEST
WINDS TIME IS BETWEEN 1300-2100. RIDGETOP WINDS WILL BE STRONGER
WITH GUSTS AROUND 40 MPH. WINDS WILL GRADUALLY DECREASE THROUGH
SATURDAY NIGHT BUT REMAIN VERY BREEZY INTO SUNDAY. NO PRECIP
CHANCES FOR THE FIRE AREA.
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).
***************************************************************
SATURDAY
SKY/WEATHER.........SUNNY. HAZE.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 80-85.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS UP TO 10 TO 15 MPH IN THE MORNING.
BECOMING SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS
NEAR 28 MPH AROUND 1100. RIDGETOP WINDS GUSTS
NEAR 40 MPH STARTING AROUND 1400.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING BECOMING 3500 FT AGL
AROUND 1200. INCREASING TO 7000 FT AGL AROUND 1600.
TRANSPORT WINDS.....WEST AROUND 10 TO 15 MPH INCREASING TO AROUND 25
TO 35 MPH IN THE AFTERNOON.
VENTILATION INDEX...MODERATE (476) INCREASING TO VERY HIGH (1640)
IN THE AFTERNOON.
SATURDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR. AREAS OF SMOKE THROUGH THE NIGHT.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 47-52.
MAX HUMIDITY........56-61 PERCENT. FAIR RECOVERY.
WIND (20 FT)........SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS NEAR
28 MPH. BECOMING SOUTHWEST WINDS 5 TO 10 MPH
WITH GUSTS NEAR 18 MPH AROUND 2300. RIDGETOP WIND
GUSTS NEAR 40 MPH THROUGH 2100.
MIXING HEIGHT.......6000 FT AGL FALLING TO NEAR SURFACE AROUND 2200.
TRANSPORT WINDS.....WEST 20 TO 30 MPH BECOMING 5 TO 10 MPH AFTER 2200.
VENTILATION INDEX...VERY HIGH (1462) DECREASING TO LOW (69)
OVERNIGHT.
SUNDAY
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 67-72.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS NEAR 15 MPH.
BECOMING SOUTHWEST WINDS 10 TO 15 WITH GUSTS NEAR
20 MPH AFTER 1000.
SKY/WEATHER.........SUNNY. HAZE AND AREAS OF SMOKE IN THE MORNING.
MIN HUMIDITY........30-35 PERCENT.
FORECASTER...JCLEV
REQUESTED BY...IC
TYPE OF REQUEST...WILDFIRE
.TAG 2618772.0/OTX
.DELDT 07/31/26
.FORMATTERVERSION 2.0.0
.EMAIL GARRETT.DIELEMANS@USDA.GOV
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