Spot Forecast
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
320 FNUS76 KPDT 221735 FWSPDT Spot Forecast for MPRC RX Burn...Department of Defense - Yakima Training Center National Weather Service Pendleton OR 1035 AM PDT Sun Sep 22 2024 Forecast is based on ignition time of 1200 PDT on September 23. ***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...Dry conditions will persist through the forecast period with primarily west northwest winds. Winds will be mostly below 10 mph with the exception of today. Winds will then shift to the east Tuesday below 10 mph. Daytime RH values will be good ranging between 30-40% both days with moderate overnight recoveries. .MONDAY... Sky/weather.........Sunny (10-20 percent). CWR.................0 percent. LAL.................1. Max temperature.....Around 80. Min humidity........35-40 percent. Wind (20 ft)........West northwest winds 8 to 10 mph. Ridgetop wind.......West northwest winds 10 to 12 mph. Mixing height.......3500 ft AGL. Transport winds.....West around 15 mph. Haines Index........2 or very low potential for large plume dominated fire growth. TIME (PDT) NOON 2 PM 4 PM 6 PM 8 PM 10 PM Temp............72 76 78 75 69 64 RH..............48 42 40 46 57 62 20 ft wind......WNW 8 WNW 7 WNW 7 WNW 7 WNW 7 WNW 7 20 ft wind gust.11 10 10 10 8 8 .MONDAY NIGHT... Sky/weather.........Mostly clear (5-15 percent). CWR.................0 percent. Min temperature.....Around 60. Max humidity........63-68 percent. Wind (20 ft)........West northwest winds 5 to 8 mph and overnight becoming light west northwest 2 to 5 mph. Ridgetop wind.......West northwest winds 7 to 9 mph and overnight becoming light west northwest 5 to 6 mph. Mixing height.......2300 ft AGL early in the evening. Transport winds.....Northwest 8 to 15 mph decreasing to around 5 mph early in the morning. Haines Index........2 or very low potential for large plume dominated fire growth. .TUESDAY... Sky/weather.........Sunny (0-10 percent). CWR.................0 percent. Max temperature.....80-83. Min humidity........31-36 percent. Wind (20 ft)........Light west northwest winds 2 to 5 mph becoming north 5 to 7 mph around 8 am, then shifting to the east 5 to 8 mph around 11 AM. Ridgetop wind.......Light west northwest winds becoming north 7 to 8 mph around 8 am, then shifting to the east 6 to 9 mph around 11 AM. Mixing height.......4000 ft AGL late in the morning. Transport winds.....Northwest around 5 mph shifting to the north early in the morning, then shifting to the southeast 7 to 9 mph late in the morning. Haines Index........2 or very low potential for large plume dominated fire growth. $$ Forecaster...Bennese Requested by...Kari Hirschberger Type of request...PRESCRIBED .TAG 2422855.0/PDT .DELDT 09/22/24 .FormatterVersion 2.0.0 .EMAIL kari.a.hirschberger.civ@army.mil