648
FNUS76 KOTX 031923
FWSOTX
SPOT FORECAST FOR KAISER CANYON...WA SE TYPE 3 IMT
NATIONAL WEATHER SERVICE SPOKANE WA
1223 PM PDT SAT OCT 3 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON OCTOBER 04.
DISCUSSION
HIGH PRESSURE WILL BRING WARM, DRY CONDITIONS. WIND WILL BE
DIURNALLY-DRIVEN SUNDAY; A WEAK WAVE RIDING OVER THE
HIGH PRESSURE RIDGE MONDAY INCREASES WINDS SLIGHTLY, THEN
RETURN TO DIURNALLY DRIVEN TUESDAY TO THURSDAY. OVERNIGHT
RH RECOVERIES WILL BE FAIR TO GOOD, WITH AFTERNOON RH VALUES
IN THE MID 20S TO LOWER 30S.
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).
***************************************************************
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....74-83.
MIN HUMIDITY........29-32 PERCENT.
WIND (20 FT)........NORTH-NORTHEAST WINDS 6 TO 12 MPH SHIFTING TO THE
SOUTHWEST 3 TO 7 MPH IN THE AFTERNOON.
MIXING HEIGHT.......INVERSION LIFTING AROUND 1000 HOURS WITH MIXING
HEIGHT AS HIGH AS 3500 FT AGL IN THE AFTERNOON..
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AROUND 6 MPH IN THE AFTERNOON.
VENTILATION INDEX...LOW (185).
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........69-75 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 3 TO 5 MPH SHIFTING TO THE
NORTHEAST OVERNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
OVERNIGHT.
VENTILATION INDEX...LOW (40).
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....72-82.
MIN HUMIDITY........28-31 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 1 TO 3 MPH IN THE MORNING
...BECOMING SOUTHWEST 4 TO 8 MPH IN WITH
GUSTS TO 13 MPH IN THE AFTERNOON.
MIXING HEIGHT.......INVERSION LIFTING AROUND 1000 HOURS WITH MIXING
HEIGHT AS HIGH AS 3500 FT AGL IN THE AFTERNOON..
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE WEST AROUND
7 MPH IN THE AFTERNOON.
VENTILATION INDEX...MODERATE (235).
FORECAST DAYS 3 THROUGH 5
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 1 TO 3 MPH IN THE MORNING...BECOMING SOUTHWEST
3 TO 5 MPH IN THE AFTERNOON.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.
NORTHEAST WINDS 1 TO 3 MPH IN THE MORNING...BECOMING SOUTHWEST
3 TO 5 MPH IN THE AFTERNOON.
THURSDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE MID 70S. NORTHEAST
WINDS 1 TO 3 MPH IN THE MORNING...BECOMING SOUTH 2 TO 4 MPH IN
THE AFTERNOON.
FORECASTER...MSC
REQUESTED BY...RYAN SCHARNHORST
TYPE OF REQUEST...WILDFIRE
.TAG 2623005.0/OTX
.DELDT 10/03/26
.FORMATTERVERSION 2.0.0
.EMAIL RYAN.SCHARNHORST@PULLMAN-WA.GOV,RYAN_SCHARNHORST@FIRENET.GOV
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