021
FNUS76 KOTX 142358
FWSOTX
SPOT FORECAST FOR TRINIDAD HILL...CWICC
NATIONAL WEATHER SERVICE SPOKANE WA
458 PM PDT FRI AUG 14 2026
FORECAST IS BASED ON FORECAST START TIME OF 1700 PDT ON AUGUST 14.
DISCUSSION
DISCUSSION:
VARIABLE CLOUD COVER AND WARM TEMPERATURES ARE FORECAST FOR THE
NEXT COUPLE DAYS. A SLIGHT CHANCE FOR SHOWERS AND THUNDERSTORMS
WILL BE FOUND THROUGH THE LATE AFTERNOON TO EARLY EVENING TODAY,
THEN ADDITIONAL SHOWER AND THUNDERSTORM CHANCES WILL BE FOUND
SATURDAY. CHANCES ARE AROUND 10 TO 15 PERCENT, BUT THE RISK FOR
WETTING RAIN IS ONLY AROUND 5 PERCENT. WIND WILL BE WEST TURNING
MORE NORTHERLY TONIGHT INTO TOMORROW, GENERALLY LESS THAN 10 MPH,
BUT OUTFLOW WINDS FROM THUNDERSTORMS OR EVEN JUST NEARBY
THUNDERSTORMS COULD CREATE ERRATIC AND GUSTY 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.........MOSTLY CLOUDY...BECOMING PARTLY CLOUDY
AFTER 1800. A SLIGHT CHANCE OF A RAIN SHOWER
OR THUNDERSTORM BEFORE 1800. PATCHY SMOKE.
CWR.................5 PERCENT.
CHANCE OF LIGHTNING.10 PERCENT.
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........42 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 TO 10 MPH. GUSTY AND
ERRATIC WINDS EXPECTED WITH THUNDERSTORMS.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 6 MPH.
VENTILATION INDEX...MODERATE (358).
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
AREAS OF SMOKE.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.5 PERCENT.
MIN TEMPERATURE.....AROUND 64.
MAX HUMIDITY........56 PERCENT.
WIND (20 FT)........NORTH-NORTHWEST WINDS 6 TO 8 MPH.
MIXING HEIGHT.......3500 FT AGL FALLING TO 500 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 11 MPH.
VENTILATION INDEX...MODERATE (263) DECREASING TO LOW (46)
OVERNIGHT.
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY. AREAS OF SMOKE. A SLIGHT
CHANCE FOR SHOWERS AND THUNDERSTORMS.
CWR.................5 PERCENT.
CHANCE OF LIGHTNING.15 PERCENT.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 7 MPH IN THE MORNING...DECREASING
NORTHWEST 2 TO 5 MPH AFTER 1300. GUSTY AND ERRATIC
WINDS WITH THUNDERSTORMS.
MIXING HEIGHT.......4000 FT AGL INCREASING TO 8500 FT AGL IN THE
AFTERNOON.
TRANSPORT WINDS.....NORTH AROUND 9 MPH SHIFTING TO THE SOUTH AROUND
6 MPH IN THE AFTERNOON.
VENTILATION INDEX...MODERATE (201) INCREASING TO MODERATE (432) IN
THE AFTERNOON.
FORECASTER...MSC
REQUESTED BY...TYLER KEITH
TYPE OF REQUEST...WILDFIRE
.TAG 2619725.0/OTX
.DELDT 08/14/26
.FORMATTERVERSION 2.0.0
.EMAIL WACWC@FIRENET.GOV
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