157 FNUS75 KTWC 261332 FWSTWC Spot Forecast for Canelo Pile Burn...USFS National Weather Service Tucson AZ 632 AM MST Fri Sep 26 2025 Forecast is based on ignition time of 0700 MST on September 26. .DISCUSSION...An approaching weather system will bring a good chance of showers and thunderstorms today with lesser chances on Saturday. Thunderstorms will be capable of heavy rain and strong gusty and erratic outflow winds. .TODAY... Sky/weather.........Mostly cloudy. Chance of showers and thunderstorms in the morning becoming likely in the afternoon. Chance of pcpn......40 percent in the morning increasing to 70 percent in the afternoon. Max temperature.....78-81 degrees. Min humidity........56-59 percent. 20-foot winds.......South winds 10 to 15 mph with gusts to around 23 mph. Gusty and erratic winds expected near thunderstorms. Mixing height.......2700 ft AGL increasing to 4900 ft AGL this afternoon. Transport winds.....South 13 to 17 knots. TIME (MST) 7 AM 10 AM 1 PM 4 PM Sky (%).........58 59 70 81 Weather cov.....CHANCE CHANCE LIKELY LIKELY Weather type....RNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........S CHC S CHC CHANCE LIKELY CWR.............40 40 60 70 Temp............62 73 76 71 RH..............93 63 57 67 20 FT wind......S 12G17 S 13G20 S 13G23 SW 11G21 Mix hgt (ft)....900 2700 4900 3100 Transport wind..S 13 S 16 S 17 SW 17 .TONIGHT... Sky/weather.........Mostly cloudy. Showers and thunderstorms likely in the evening, diminishing after midnight. Chance of pcpn......60 percent in the evening decreasing to 20 percent overnight. Min temperature.....55-58 degrees. Max humidity........97-100 percent. 20-foot winds.......South winds 8 to 13 mph with gusts to around 18 mph shifting to the southeast 7 to 12 mph with gusts to around 16 mph late in the evening. Gusty and erratic winds expected near thunderstorms in the evening and overnight. Mixing height.......Lowering to 600 ft AGL. Transport winds.....South 10 to 15 knots. TIME (MST) 6 PM 9 PM MIDNGT 3 AM Sky (%).........74 57 59 36 Weather cov.....LIKELY CHANCE CHANCE Weather type....RNSHWR RNSHWR RNSHWR NONE Tstm cov........CHANCE S CHC S CHC CWR.............60 40 40 0 Temp............68 62 60 59 RH..............71 85 91 93 20 FT wind......SW 10G18 S 10G18 SE 9G16 S 9G14 Mix hgt (ft)....1500 800 700 800 Transport wind..S 15 S 11 S 10 S 11 .SATURDAY... Sky/weather.........Partly cloudy. Chance of showers and thunderstorms. Chance of pcpn......30 percent increasing to 50 percent in the afternoon. Max temperature.....75-78 degrees. Min humidity........44-47 percent. 20-foot winds.......South winds 9 to 14 mph. Gusts up to 26 mph early in the morning. Gusty and erratic winds expected near thunderstorms late in the morning. Mixing height.......2100 ft AGL increasing to 6500 ft AGL. Transport winds.....South 13 to 18 knots. TIME (MST) 6 AM 9 AM NOON 3 PM Sky (%).........52 59 65 65 Weather cov.....CHANCE CHANCE CHANCE CHANCE Weather type....RNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........ S CHC CHANCE CWR.............30 40 50 50 Temp............57 67 73 74 RH..............97 70 49 45 20 FT wind......S 9G14 S 10G17 S 11G19 SW 11G20 Mix hgt (ft)....700 3100 5400 6500 Transport wind..S 15 S 17 S 18 S 15 $$ Forecaster...FIRE WX FORECASTER Requested by...Wes Gutweiler Type of request...PRESCRIBED .TAG 2522466.1/TWC .DELDT 09/26/25 .FormatterVersion 2.0.0 .EMAIL wesley.gutweiler@usda.gov Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson