FNUS76 KOTX 201501 FWSOTX Spot Forecast for Kartar Fire...NE WA IMT#3 National Weather Service Spokane WA 801 AM PDT Sat Jun 20 2026 Forecast is based on forecast start time of 0800 PDT on June 20. ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 11 PM PDT THIS EVENING... .DISCUSSION... Breezy and dry conditions expected to continue at the fire through the weekend. Temperatures will warm to well above average into the high 80s to mid 90s early next week. 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). *************************************************************** .TODAY... Sky/weather.........Sunny. CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....81 at 2800 feet...90 at 1000 feet. Min humidity........13-18 percent. Wind (20 ft)........Northwest winds 8 to 15 mph with gusts up to 25 mph. Mixing height.......Increasing to 8000 ft AGL in the afternoon. Transport winds.....Northwest 14 to 18 mph. Ventilation Index...High (776) increasing to very high (1037) in the afternoon. .TONIGHT... Sky/weather.........Mostly clear. CWR.................0 percent. Chance of lightning.0 percent. Min temperature.....54-58. Max humidity........55-60 percent. Wind (20 ft)........North/northwest winds 12 to 17 mph with gusts up to 30 mph in the evening decreasing to 6 to 12 mph around 0100 hours. Mixing height.......3000 ft AGL falling to 500 ft AGL. Transport winds.....North 21 to 24 mph. Ventilation Index...Moderate (431) decreasing to low (113) overnight. .SUNDAY... Sky/weather.........Sunny. CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....79-88. Min humidity........16-23 percent. Wind (20 ft)........Northwest winds 10 to 18 mph with gusts to around 23 mph. Mixing height.......10000 ft AGL. Transport winds.....North 16 to 23 mph. Ventilation Index...Very high (1288) increasing to very high (1417) in the afternoon. .SUNDAY NIGHT... Sky/weather.........Mostly clear. CWR.................0 percent. Chance of lightning.0 percent. Min temperature.....54-58. Max humidity........43-48 percent. Wind (20 ft)........Northeast winds 5 to 8 mph becoming north 3 to 6 mph around 0100 hours. Mixing height.......Falling to near surface around 2100 hours. Transport winds.....North 11 to 13 mph. Ventilation Index...Very high (1257) decreasing to low (54) overnight. $$ Forecaster...JW Requested by...Jessica Walston Type of request...WILDFIRE .TAG 2615743.4/OTX .DELDT 06/20/26 .FormatterVersion 2.0.0 .EMAIL jessica.walston@dnr.wa.gov,guy.gifford@dnr.wa.gov