Spot Forecast
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
099 FNUS76 KPDT 222240 FWSPDT Spot Forecast for Swauk Creek Fire...USFS National Weather Service Pendleton OR 340 PM PDT Sun Sep 22 2024 Forecast is based on forecast start time of 1600 PDT on September 22. ***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...Breezy west to northwest winds will continue to impact the fire site through this evening, before weak winds develop at the surface. Breezy winds along the ridgetops will continue through late tonight. There will be increasing mid to upper level cloud cover over the fire area tonight, with a return to clearer skies tomorrow. Afternoon RHs will be in the 20s today, then increasing into the 40s tomorrow afternoon, with excellent overnight recovery. .REST OF TODAY... Sky/weather.........Partly sunny (60-70 percent). Haze. CWR.................0 percent. LAL.................1. Max temperature.....73-76. Min humidity........24-29 percent. Wind (20 ft)........West winds 5 to 10 mph with gusts to around 18 mph. Ridgetop wind.......West winds 7 to 12 mph with gusts to around 20 mph. Mixing height.......4000 ft AGL. Transport winds.....West 16 to 17 mph. Haines Index........2 or very low potential for large plume dominated fire growth. TIME (PDT) 4 PM 6 PM 8 PM 10 PM MIDNGT 2 AM Temp............72 65 57 53 52 52 RH..............31 39 55 66 72 77 20 ft wind......W 10 W 8 W 7 W 7 N 6 N 5 20 ft wind gust.18 16 10 10 7 6 .TONIGHT... Sky/weather.........Mostly cloudy (65-75 percent). Haze in the evening. CWR.................0 percent. LAL.................1. Min temperature.....51-54. Max humidity........77-82 percent. Wind (20 ft)........West winds 5 to 8 mph with gusts to around 16 mph shifting to the north 5 to 7 mph after 11PM, then becoming drainage after 2 AM. Ridgetop wind.......West winds 8 to 13 mph with gusts to around 20 mph shifting to the northwest after 8 PM. Mixing height.......600 ft AGL. Transport winds.....West 12 to 16 mph. Haines Index........2 or very low potential for large plume dominated fire growth. .MONDAY... Sky/weather.........Mostly sunny (35-45 percent). Haze late in the afternoon. CWR.................0 percent. LAL.................1. Max temperature.....73-76. Min humidity........42-47 percent. Wind (20 ft)........Drainage winds becoming west 5 to 8 mph after 10 AM. Ridgetop wind.......West winds 5 to 10 mph. Mixing height.......3000 ft AGL. Transport winds.....West 10 to 14 mph. Haines Index........2 or very low potential for large plume dominated fire growth. $$ Forecaster...Lawhorn Requested by...Rachel Granberg Type of request...WILDFIRE .TAG 2422869.0/PDT .DELDT 09/22/24 .FormatterVersion 2.0.0 .EMAIL rachel.granberg@usda.gov