572
FNUS76 KOTX 252148
FWSOTX
SPOT FORECAST FOR LITTLE GIANT...CA IMT TEAM 2
NATIONAL WEATHER SERVICE SPOKANE WA
248 PM PDT SAT JUL 25 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 PDT ON JULY 26.
DISCUSSION
TEMPERATURES WILL COOL ON SUNDAY WITH WETTER RELATIVE HUMIDITY
VALUES COMPARED TO SATURDAY. WINDS WILL GENERALLY BE TERRAIN
DRIVEN SUNDAY MORNING BEFORE INCREASING OUT OF THE WEST TO
SOUTHWEST IN THE AFTERNOON. THE STRONGEST GUSTS WILL BE ON EXPOSED
WEST MIDSLOPES AND RIDGE TOPS WITH GUSTS UP TO 25 MPH SUNDAY
AFTERNOON. WINDS WILL RELAX SUNDAY NIGHT WITH GOOD RELATIVE
HUMIDITY RECOVERIES. WEATHER TRENDS WARMER AND DRIER ON MONDAY
WITH BREEZY WINDS IN THE AFTERNOON.
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.........SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....VALLEYS:72-75.
RIDGES:61-66.
MIN HUMIDITY........35-45.
WIND (20 FT)........VALLEYS: SOUTH 2 TO 4 MPH IN THE MORNING INCREASING
TO WEST/SOUTHWEST 6 TO 10 MPH WITH GUSTS UP TO 18 MPH
IN THE AFTERNOON.
RIDGES: WEST-SOUTHWEST 7 TO 11 MPH IN THE MORNING
INCREASING TO WEST/SOUTHWEST 11 TO 17 MPH IN THE
AFTERNOON. GUSTS UP TO 25 MPH ON EXPOSED WEST/SOUTHWEST
ASPECTS.
MIXING HEIGHT.......4500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 9 TO 16 MPH.
VENTILATION INDEX...MODERATE (322) INCREASING TO HIGH (736) IN THE
AFTERNOON.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....44-50.
MAX HUMIDITY........75-85 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 4 TO 7 MPH AFTER 1900 HOURS.
WEST/NORTHWEST ASPECTS WEST-NORTHWEST WINDS 10 TO
15 MPH IN THE WEST-NORTHWEST 7 TO 10 MPH OVERNIGHT.
MIXING HEIGHT.......3000 FT AGL FALLING TO NEAR THE SURFACE.
TRANSPORT WINDS.....WEST 11 TO 14 MPH.
VENTILATION INDEX...MODERATE (457) DECREASING TO LOW (41)
OVERNIGHT.
MONDAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....VALLEYS:73-77.
RIDGES:63-67.
MIN HUMIDITY........28-38 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST-SOUTHWEST 5 TO 10 MPH IN
THE AFTERNOON. WINDS GUSTING UP TO 18 MPH ON
EXPOSED WEST/SOUTHWEST ASPECTS.
MIXING HEIGHT.......6000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 9 TO 12 MPH.
VENTILATION INDEX...MODERATE (376) INCREASING TO HIGH (717) IN THE
AFTERNOON.
FORECASTER...VT
REQUESTED BY...DENNIS BURNS
TYPE OF REQUEST...WILDFIRE
.TAG 2618145.1/OTX
.DELDT 07/25/26
.FORMATTERVERSION 2.0.0
.EMAIL FBANBURNS@GMAIL.COM
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