FNUS76 KSTO 020238 FWSSTO Spot Forecast for Volcano...USFS National Weather Service Sacramento CA 638 PM PST Sun Feb 1 2026 Forecast is based on ignition time of 1000 PST on February 02. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... Dry weather prevails this week. No precipitation is expected until Saturday night into Sunday where slight chances for light showers return to the forecast (CWR less than 10%). Slope/Valley winds will generally remain lighter and terrain driven. Ridgetop/transport winds will see easterly flow, strongest through the first half of the week (through Wednesday night). Wind flip to the southwest over the weekend with the weak approaching system. .MONDAY... Sky/weather.........Sunny. Max temperature.....53-57. Min humidity........49-53 percent. Wind (20 ft)........ Slope/valley.......Light winds. Ridgetop...........East 12 to 13 mph. Mixing height.......Increasing to 2600 ft AGL. Transport winds.....East 12 to 13 mph. CWR.................0 percent. Chance of thunder...0 percent. TIME (PST) 10 AM NOON 2 PM 4 PM Sky cover.......MCLEAR MCLEAR MCLEAR PCLDY CWR.............0 0 0 0 Chc of thdr (%).0 0 0 0 Temp............42 52 55 51 RH..............68 53 51 60 SL/VL wind......E 2 E 2 E 2 E 2 SL/VL wind gust.8 9 9 8 Ridgetop wind...E 13 E 13 E 12 E 12 Mix hgt (ft)....2300 2300 2600 1800 Transport wind..E 13 E 13 E 12 E 12 .MONDAY NIGHT... Sky/weather.........Mostly clear. Min temperature.....26-30. Max humidity........77-81 percent. Wind (20 ft)........ Slope/valley.......Light winds. Ridgetop...........East 9 to 13 mph. Mixing height.......Decreasing to 1600 ft AGL. Transport winds.....East 9 to 13 mph. CWR.................0 percent. Chance of thunder...0 percent. .TUESDAY... Sky/weather.........Sunny. Max temperature.....55-59. Min humidity........48-52 percent. Wind (20 ft)........ Slope/valley.......Light winds. Ridgetop...........East 9 to 13 mph. Mixing height.......Increasing to 2700 ft AGL. Transport winds.....East 9 to 13 mph. CWR.................0 percent. Chance of thunder...0 percent. TIME (PST) 6 AM 10 AM 2 PM Sky cover.......MCLEAR CLEAR CLEAR CWR.............0 0 0 Chc of thdr (%).0 0 0 Temp............28 43 56 RH..............79 64 52 SL/VL wind......E 1G6 E 2G8 NE 2G6 Ridgetop wind...E 9 E 10 E 9 Mix hgt (ft)....1600 1900 2700 Transport wind..E 9 E 10 E 9 .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY... Clear. Lows in the upper 20s. Highs in the upper 50s. Light winds. .THURSDAY... Clear. Lows in the upper 20s. Highs in the upper 50s. Light winds. .FRIDAY... Partly cloudy. Lows in the lower 30s. Highs in the upper 50s. Light winds. .SATURDAY... Mostly clear. Lows in the lower 30s. Highs in the upper 50s. .SUNDAY... Partly cloudy. Chance of showers. Lows in the mid 30s. Highs in the mid 50s. $$ Forecaster...KH Requested by...Luke Pascucci Type of request...PRESCRIBED .TAG 2601424.0/STO .DELDT 02/02/26 .FormatterVersion 2.0.0 .EMAIL lucas.pascucci@usda.gov