Spot Forecast
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
436 FNUS76 KPDT 301632 FWSPDT Spot Forecast for SAFR #64...USFS National Weather Service Pendleton OR 932 AM PDT Tue Apr 30 2024 Forecast is based on ignition time of 0800 PDT on May 01. ***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...An upper level low pressure system will move across the region and bring rain chances later Wednesday into Thursday. Most of the daytime hours of Wednesday look dry. MIN RH values will be about 25 to 30 percent on Wednesday and significantly higher Thursday due to increased moisture and rain potential, with excellent recovery Wednesday night. .WEDNESDAY... Sky/weather.........Sunny (15-25 percent) then becoming partly sunny (55-65 percent). Slight chance (20%) of rain showers late in the afternoon. CWR.................0 percent. LAL.................1. Max temperature.....54-57. Min humidity........28-33 percent. Wind (20 ft)........West winds 5 to 7 mph shifting to the north 5 to 8 mph late in the morning, then shifting to the northwest late in the afternoon. Ridgetop wind.......West wind 10 to 15 mph in the morning, shifting to the northwest and decreasing to around 5 to 10 mph in the afternoon. Mixing height.......6500 ft AGL. Transport winds.....West around 8 mph increasing to around 10 mph. Haines Index........2 to 4 or very low to low potential for large plume dominated fire growth. TIME (PDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM Temp............31 42 49 52 54 51 RH..............71 51 37 33 33 40 20 ft wind......W 5 W 5 N 5 N 7 N 7 NW 8 20 ft wind gust. 6 8 8 10 .WEDNESDAY NIGHT... Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of rain showers in the evening, then chance of rain showers late in the evening. CWR.................0 percent increasing to 31 percent late in the evening, then decreasing to 21 percent early in the morning. LAL.................1. Min temperature.....31-34. Max humidity........88-93 percent. Wind (20 ft)........West winds 5 to 8 mph shifting to the southwest 5 to 7 mph late in the evening, then becoming light early in the morning. Ridgetop wind.......Northwest wind shifting to the southwest in the evening and increasing to 10 to 15 mph, then shifting back to the west by morning. Mixing height.......600 ft AGL. Transport winds.....Southwest 7 to 13 mph. Haines Index........2 or very low potential for large plume dominated fire growth. .THURSDAY... Sky/weather.........Partly sunny (55-65 percent). Chance of rain showers and snow showers in the morning, then slight chance of rain showers and snow showers in the afternoon. CWR.................21 percent decreasing to 0 percent late in the morning. LAL.................1. Max temperature.....52-55. Min humidity........47-52 percent. Wind (20 ft)........Light winds becoming northwest 5 to 11 mph late in the morning. Ridgetop wind.......West winds becoming northwest and decreasing to 5 to 10 mph during the afternoon. Mixing height.......5700 ft AGL. Transport winds.....West 7 to 12 mph shifting to the northwest late in the afternoon. Haines Index........2 or very low potential for large plume dominated fire growth. $$ Forecaster...Nierenberg Requested by...Jyota Smith-Howard Type of request...PRESCRIBED .TAG 2412806.0/PDT .DELDT 04/30/24 .FormatterVersion 2.0.0 .EMAIL jyota.smithhoward@usda.gov