890
FNUS76 KOTX 250112
FWSOTX
SPOT FORECAST FOR TIMBER RIDGE...DNR
NATIONAL WEATHER SERVICE SPOKANE WA
612 PM PDT FRI JUL 24 2026
FORECAST IS BASED ON FORECAST START TIME OF 1800 PDT ON JULY 24.
..RED FLAG WARNING IN EFFECT FROM 11 AM TO 10 PM PDT SATURDAY
DISCUSSION
A DRY COLD FRONT WILL MOVE THROUGH SATURDAY AFTERNOON, WHICH
WILL INCREASE WINDS OUT OF THE SOUTHWEST. WINDS WILL INCREASE
SATURDAY MORNING, BECOMING WINDY BY EARLY AFTERNOON WITH GUSTS
UP TO 35 MPH. WINDS WILL DECREASE AFTER 2000 SATURDAY EVENING,
BECOMING 5 TO 10 MPH DURING THE OVERNIGHT HOURS.
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 CLEAR. HAZE AND AREAS OF SMOKE.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........32-37 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH WITH GUSTS TO AROUND
17 MPH THROUGH 2100 THEN SOUTH 4 TO 9 MPH.
MIXING HEIGHT.......8000 FT AGL FALLING TO NEAR SURFACE BY 2100 PDT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH DECREASING TO 5 TO 10
MPH OVERNIGHT.
VENTILATION INDEX...VERY HIGH (1105) DECREASING TO LOW (35)
OVERNIGHT.
SATURDAY
SKY/WEATHER.........SUNNY. AREAS OF SMOKE IN THE MORNING. HAZE
THROUGH THE DAY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........23-28 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH THROUGH 0900 THEN
SOUTHWEST 10 TO 16 MPH WITH GUSTS UP TO 25 MPH
0900-1200, THEN INCREASING TO 18 TO 25 MPH
WITH GUSTS UP TO 35 MPH.
MIXING HEIGHT.......NEAR SURFACE THROUGH 0800 INCREASING TO 8500 FT
AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 10 TO 20 MPH IN THE MORNING INCREASING
TO 25 TO 35 MPH IN THE AFTERNOON.
VENTILATION INDEX...VERY HIGH (1273) INCREASING TO VERY HIGH (2034)
IN THE AFTERNOON.
FORECASTER...JW
REQUESTED BY...CHARLES MILLS
TYPE OF REQUEST...WILDFIRE
.TAG 2618170.0/OTX
.DELDT 07/24/26
.FORMATTERVERSION 2.0.0
.EMAIL WANEC@FIRENET.GOV
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