Spot Forecast
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
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248 FNUS76 KPDT 251457 FWSPDT Spot Forecast for How Go RX...Roslyn Fire National Weather Service Pendleton OR 757 AM PDT Wed Sep 25 2024 Forecast is based on ignition time of 0800 PDT on September 25. ***Thunderstorms imply gusty and erratic winds*** ***Winds are 20 foot 10-minute averages*** ***CWR-Chance of wetting rain 0.10 or greater*** If you have questions or concerns with this forecast, please contact our office at (541) 276-8134. .DISCUSSION...A strong cold front will make its way across the fire area today staring between noon and 2 PM. It will bring enhanced winds across the fire area as well as elevated instability. Winds will be primarily from the west to start at 6 to 11 mph then increasing as the cold front nears to 8 to 12 with gusts to 25 and higher. Thunderstorm chances near the fire are 20-25% beginning at 11 AM. Daytime RH values today will be good between 51-56% with excellent overnight recoveries. Behind the cold front humidities will decrease and tomorrows humidities will drop to between poor and good. .REST OF TODAY... Sky/weather.........Sunny (15-25 percent) then becoming mostly cloudy (80-90 percent). Slight chance of rain showers early in the morning, then rain showers likely and slight chance of thunderstorms beginning around 11 AM. CWR.................26 percent. LAL.................2. Max temperature.....Around 70. Min humidity........51-56 percent. Wind (20 ft)........West winds 6 to 11 mph. Gusty and erratic winds expected near thunderstorms around 11 AM. Ridgetop wind.......West winds 12 to 18 mph. Gusty and erratic winds expected near thunderstorms around 11 AM. Mixing height.......3000 ft AGL. Transport winds.....West around 16 mph. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Chance of rain showers and slight chance of thunderstorms in the evening. CWR.................2 percent. LAL.................2. Min temperature.....Around 40. Max humidity........84-89 percent. Wind (20 ft)........West winds 8 to 12 mph. Gusts up to 25 mph in the evening. Gusty and erratic winds expected near thunderstorms. Ridgetop wind.......West winds 15 to 20 mph. Gusts up to 30 mph in the evening. Gusty and erratic winds expected near thunderstorms. Mixing height.......500 ft AGL. Transport winds.....West around 16 mph. .THURSDAY... Sky/weather.........Sunny (15-25 percent). CWR.................0 percent. LAL.................1. Max temperature.....65-68. Min humidity........23-28 percent. Wind (20 ft)........West winds around 5 mph shifting to the south 5 to 6 mph around 2 PM. Ridgetop wind.......West winds around 8 mph shifting to the south 8 to 9 mph around 2 PM. Mixing height.......4000 ft AGL. Transport winds.....Southwest around 8 mph. $$ Forecaster...Bennese Requested by...Chris Martin Type of request...PRESCRIBED .TAG 2422679.2/PDT .DELDT 09/25/24 .FormatterVersion 2.0.0 .EMAIL chris.martin@roslynfire.org