103 FNUS76 KSTO 291936 FWSSTO Spot Forecast for Ione Training Center - Rx-26...CALFIRE / AEU National Weather Service Sacramento CA 1236 PM PDT Mon Jun 29 2026 Forecast is based on ignition time of 0000 PDT on July 01. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... Mostly clear skies, with seasonable high temperatures and periodically breezy onshore flow is expected at the site. Slope/Valley sustained winds 10 mph or less from the west in the early afternoon, with late afternoon/evening gusts 13 to 17 mph. Daytime humidity values should remain in the mid to upper 20s. No precipitation is in the forecast over the next several days. .WEDNESDAY... Sky/weather.........Mostly clear. Min temperature.....55-59. Max humidity........70-74 percent. Wind (20 ft)........ Slope/valley.......Light winds. Ridgetop...........South 5 to 10 mph. Mixing height.......400 ft AGL. Transport winds.....South around 3 mph shifting to the north overnight. CWR.................0 percent. Chance of thunder...0 percent. TIME (PDT) MID 1AM 2AM 3AM 4AM 5AM Sky cover.......CLR CLR MCR MCR MCR MCR CWR.............0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 Temp............67 64 62 60 59 58 RH..............53 57 61 64 69 72 SL/VL wind dir..NE NE N N N N SL/VL wind spd..2 2 2 2 2 2 SL/VL wind gust.5 5 3 3 3 3 Ridge wind dir..S S N N N N Ridge wind spd..9 9 8 7 7 7 Mix hgt (kft)...0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.S S N N N N Transp wind spd.3 3 3 3 3 3 .WEDNESDAY... Sky/weather.........Sunny. Max temperature.....87-91. Min humidity........24-28 percent. Wind (20 ft)........ Slope/valley.......Light winds becoming west up to 7 mph late in the morning. Ridgetop...........South 7 to 13 mph. Mixing height.......5500 ft AGL. Transport winds.....Northwest 3 to 5 mph shifting to the southwest 6 to 7 mph late in the morning. CWR.................0 percent. Chance of thunder...0 percent. TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR CLR CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............57 59 63 67 71 76 80 83 86 88 89 89 RH..............73 70 64 57 49 42 37 34 31 28 26 26 SL/VL wind dir..N N W W W W W W W W W W SL/VL wind spd..2 2 2 2 2 5 5 5 6 6 6 7 SL/VL wind gust.3 3 5 5 5 9 9 9 13 13 13 13 Ridge wind dir..N N NW NW NW SW SW SW SW SW SW SW Ridge wind spd..7 8 8 9 9 10 10 12 12 12 13 13 Mix hgt (kft)...0.4 0.4 1.2 1.2 1.2 2.2 2.2 2.2 4.0 4.0 4.0 5.5 Transp wind dir.N N NW NW NW SW SW SW SW SW SW SW Transp wind spd.3 3 5 5 5 6 6 6 6 6 6 7 .WEDNESDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....54-58. Max humidity........77-81 percent. Wind (20 ft)........ Slope/valley.......West winds 5 to 9 mph in the evening becoming light. Ridgetop...........South 8 to 14 mph. Mixing height.......400 ft AGL. Transport winds.....West 3 to 10 mph shifting to the northwest 2 to 5 mph overnight. CWR.................0 percent. Chance of thunder...0 percent. TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky cover.......CLR CLR MCR MCR MCR MCR MCR MCR MCR MCR MCR PC CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............88 85 82 77 72 67 64 62 60 58 57 56 RH..............27 30 34 41 49 56 61 65 68 73 77 79 SL/VL wind dir..W W W W W SW SW SW N N N N SL/VL wind spd..7 7 9 9 9 3 3 3 2 2 2 2 SL/VL wind gust.13 13 17 17 17 6 6 6 3 3 3 3 Ridge wind dir..SW SW W W W W W W NW NW NW N Ridge wind spd..14 14 14 14 13 13 12 12 10 9 9 8 Mix hgt (kft)...5.5 5.5 0.9 0.9 0.9 0.4 0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.SW SW W W W W W W NW NW NW N Transp wind spd.7 7 10 10 10 3 3 3 5 5 5 2 $$ Forecaster...KF Requested by...Eric Bither Type of request...PRESCRIBED .TAG 2616443.0/STO .DELDT 06/29/26 .FormatterVersion 2.0.0 .EMAIL Eric.Bither@fire.ca.gov