FNUS75 KTWC 082205 FWSTWC Spot Forecast for Picacho State Park RX...AZ DFFM National Weather Service Tucson AZ 305 PM MST Wed Apr 8 2026 Forecast is based on ignition time of 0600 MST on April 09. .DISCUSSION... Dry conditions expected over the coming days. Minimum relative humidity values will be between 8 to 11 percent on Thursday and Friday and then between 16 and 20 percent on Saturday with an approaching weather system. Surface winds Thursday and Friday will be out of the west to southwest 5 to 12 mph with occasional gusts to 20 mph. An approaching weather system this weekend will increase the surface winds to 10 to 15 mph with gusts up to 25 mph. .THURSDAY... Sky/weather.........Sunny. Chance of pcpn......0 percent. Max temperature.....90-93 degrees. Min humidity........8-11 percent. 20-foot winds.......South winds 5 to 7 mph shifting to the west 5 to 9 mph in the afternoon. .THURSDAY NIGHT... Sky/weather.........Partly cloudy. Chance of pcpn......0 percent. Min temperature.....57-60 degrees. Max humidity........34-37 percent. 20-foot winds.......Southwest winds 5 to 9 mph shifting to the southeast 5 to 8 mph overnight. .FRIDAY... Sky/weather.........Mostly sunny. Chance of pcpn......0 percent. Max temperature.....87-90 degrees. Min humidity........9-12 percent. 20-foot winds.......South winds 5 to 8 mph shifting to the southwest 6 to 11 mph in the afternoon. $$ Forecaster...TETRAULT Requested by...Jeff Gallivan Type of request...PRESCRIBED .TAG 2609464.0/TWC .DELDT 04/08/26 .FormatterVersion 2.0.0 .EMAIL jgallivan@dffm.az.gov Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson