959 FNUS76 KPQR 251235 FWSPQR Spot Forecast for Jefferson Farm RX...USFWS National Weather Service Portland OR 535 AM PDT Thu Sep 25 2025 Forecast is based on ignition time of 0800 PDT on September 25. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION...Weakening high pressure today. Northerly flow will increase in the afternoon. Moderate seasonable temperatures with high overnight humidity recovery. Light drainage winds through early Friday morning. Inversion forms around 0400, and dissipates after 1100 Friday. .REST OF TODAY... Sky/weather.........Mostly sunny then becoming partly cloudy. CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....Around 73. Min humidity........32 percent. Wind (20 ft)........Light winds becoming north 5 to 6 mph in the late morning and afternoon. Gusts up to 10 mph in the afternoon. Mixing height.......3900 ft AGL. Transport winds.....North 8 to 13 mph. TIME (PDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........12 11 20 11 3 4 5 12 19 33 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 Chc of ltng (%).0 0 0 0 0 0 0 0 0 0 Temp............53 56 59 63 65 69 71 71 73 71 RH..............77 70 61 52 45 39 34 32 31 31 20 FT wind dir..N N N N N N N N N N 20 FT wind spd..4 5 5 5 5 5 5 6 5 6 20 FT wind gust.6 7 8 10 10 10 10 10 10 10 Mix hgt (kft)...0.2 0.8 1.4 1.9 2.7 3.0 3.4 3.7 3.9 3.5 Transp wind dir.N N N N N N N N N N Transp wind spd.8 12 12 13 13 12 12 10 10 10 .TONIGHT... Sky/weather.........Partly cloudy. CWR.................1 percent. Chance of lightning.0 percent. Min temperature.....Around 48. Max humidity........88 percent. Wind (20 ft)........North winds 5 to 6 mph with gusts up to 10 mph in the early evening, becoming light. Mixing height.......100 ft AGL. Transport winds.....North 5 to 13 mph. TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........39 35 14 22 33 48 50 54 31 22 18 16 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of ltng (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............70 67 62 60 58 56 55 54 53 51 50 50 RH..............36 43 50 55 59 65 69 71 74 78 82 84 20 FT wind dir..N NW N N N N N N N N N N 20 FT wind spd..6 6 5 5 5 5 4 3 3 2 2 2 20 FT wind gust.10 10 10 8 7 7 6 6 5 5 4 4 Mix hgt (kft)...1.9 0.5 0.3 0.2 0.2 0.2 0.2 0.2 0.2 0.1 0.1 0.1 Transp wind dir.N N N N N N N N N N N N Transp wind spd.12 13 13 13 10 9 9 7 7 6 5 5 .FRIDAY... Sky/weather.........Mostly sunny. CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....Around 73. Min humidity........35 percent. Wind (20 ft)........Light winds becoming north 5 to 6 mph late in the afternoon. Gusts up to 10 mph in the afternoon. Mixing height.......2700 ft AGL. Transport winds.....North 5 to 13 mph. TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........16 16 10 10 10 6 6 6 3 3 3 3 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of ltng (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............48 48 49 52 57 61 64 67 70 71 72 73 RH..............87 91 86 81 72 62 54 48 43 38 35 35 20 FT wind dir..N N N N N N N N N N N N 20 FT wind spd..2 2 2 2 2 4 4 4 5 5 5 6 20 FT wind gust.4 4 4 4 4 7 7 7 10 10 10 10 Mix hgt (kft)...0.1 0.1 0.1 0.6 1.4 2.0 2.3 2.5 2.6 2.7 2.7 2.4 Transp wind dir.N N N N NE NE N N N N N N Transp wind spd.5 6 5 7 8 8 9 10 10 12 13 13 $$ Forecaster...Muessle Requested by...Silas Baffa Type of request...PRESCRIBED .TAG 2521998.5/PQR .DELDT 09/25/25 .FormatterVersion 2.0.0 .EMAIL silas_baffa@fws.gov