334
FNUS76 KOTX 160459
FWSOTX

Spot Forecast for Turner Hill Fire...CDC
National Weather Service Spokane WA
959 PM PDT Wed Jul 15 2026

Forecast is based on forecast start time of 2200 PDT on July 15.
.DISCUSSION...

Strong northerly winds are funneling down the Purcell trench with
gusts up 35 mph. These winds are anticipated to continue for the
next 1-2 hours before decreasing after midnight. Winds will remain
from the north through the night. RH recoveries will be fair
tonight.

Hot, dry, and unstable conditions are anticipated for Thursday.
Chances for thunderstorms increase in the afternoon after 1400
hours. Thunderstorms will be capable of producing very strong and
erratic wind gusts up to 60 mph between 1600-1900 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).
***************************************************************

.REST OF TONIGHT...

Sky/weather.........Mostly clear.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....63.
Max humidity........60-65 percent.
Wind (20 ft)........North-northwest 15 to 20 mph with gusts up
                    to around 35 mph until 2400 hours, then decreasing
                    to north 5 to 9 mph.
Mixing height.......500 ft AGL.
Transport winds.....North around 20 mph through 2400 hours, then
                    decreasing to north around 6 mph.
Ventilation Index...Low (29).

.THURSDAY...

Sky/weather.........Mostly sunny. 20% chance of showers and
                    thunderstorms after 1400 hours.
CWR.................5 percent.
Chance of lightning.20 percent after 1400 hours.
Max temperature.....97.
Min humidity........18-23 percent.
Wind (20 ft)........North winds around 5 to 10 mph. Gusty and erratic
                    winds up to 60 mph near thunderstorms in the afternoon.
Mixing height.......4000 ft AGL increasing to 8000 ft AGL in the
                    afternoon.
Transport winds.....North around 7 mph shifting to the southeast
                    around 9 mph in the afternoon. Gusty and erratic winds
                    near thunderstorms in the afternoon.
Ventilation Index...Moderate (297) increasing to high (642) in the
                    afternoon.

$$
Forecaster...VT
Requested by...CDC
Type of request...WILDFIRE
.TAG 2617453.0/OTX
.DELDT 07/15/26
.FormatterVersion 2.0.0
.EMAIL idcdc@firenet.gov