⛈️ Weather — Tucson
⚠️ **Extreme Heat Warning in effect Thursday, March 19 at 11:00 AM through Sunday, March 22 at 8:00 PM MST.** Dangerously hot conditions expected with afternoon high temperatures of 100 to 108°F across the Tucson area. Heat-related illnesses increase significantly during extreme heat events; NWS advises residents to stay hydrated, stay indoors during peak afternoon heat, and check on vulnerable neighbors.
Today (Tuesday, March 17): Sunny. High near 92°F. East northeast wind around 6 mph. Precipitation chance: 0%. Tonight: Clear. Low around 58°F. Northwest wind around 6 mph. Precipitation chance: 0%. Wednesday: Sunny. High near 98°F. East wind 2 to 7 mph. Precipitation chance: 0%. Outlook: Temperatures will climb rapidly through the week — Wednesday's high of 98°F precedes the Extreme Heat Warning onset Thursday, when highs are expected to reach 102°F and continue rising through the weekend. Tucson is on track for an early-season heat episode well above historical norms for mid-March. No precipitation in the 8-day outlook.
NWS Tucson Forecast API | Arizona Daily Star
🏛️ Government
Pima County's RTA Next transportation measure passes with 60 percent of the vote. After the final ballot count from the March 10 election, Prop. 418 — a 20-year, $2.67 billion regional transportation plan — passed with just over 60 percent of the vote, while Prop. 419, which funds it via a half-cent-per-dollar sales tax, passed with more than 58 percent. The vote secures a major investment in regional roads, transit, and infrastructure over the next two decades.
Tucson City Council moves to raise municipal fees as budget pressures persist. Though voter approval of RTA Next averted a full-scale budget crisis, the Tucson City Council is moving forward with a slate of fee hikes to close a remaining fiscal gap. Separately, the Marana Town Council is weighing new social media rules warning councilmembers against using town materials and equipment for personal accounts.
Arizona Legislature advances anti-Muslim resolutions weeks after Phoenix mosque attacks. The Arizona Senate advanced House Concurrent Memorial 2002 on Monday, a measure from Rep. John Gillette (R-Kingman) that would urge Congress and the president to designate the Council on American-Islamic Relations as a terrorist organization. The resolution carries no practical legal effect, but drew sharp criticism from civil rights organizations, particularly following recent vandalism and attacks at a Phoenix mosque.
GOP-backed "preborn child" legislation advances despite 2024 voter mandate on abortion. Arizona Republican lawmakers are continuing to push legislation using the terms "unborn" and "preborn child" — language critics say is part of an intentional strategy to erode abortion access passed by voters in 2024. Legal analysts say the bills could create pathways to restrict abortion rights that circumvent the constitutional amendment approved at the ballot box.
🚨 Public Safety
Trump administration's new border prosecution strategy is straining Tucson-area federal courts. Federal prosecutors have continued filing misdemeanor trespassing charges against migrants crossing onto federal land designated as a national defense area along the southern border, even after multiple federal judges found those prosecutions legally deficient. Defense attorneys and court officials say the volume of cases is taxing the Tucson federal court system and testing the limits of existing law.
🏗️ Development & Business
Mexican officials are exploring a high-speed passenger train that could extend from Mexico City to Tucson and Phoenix. Pima County Supervisor Matt Heinz and the Pima Association of Governments recently met with the Mexican Consulate to discuss routing a proposed cross-border rail line into Pima County. The train would travel up to 125 mph, span about 2,700 miles, and connect families and commerce on both sides of the border; the first phase is expected to be completed around 2030, with a Nogales connection in a later phase.
Nation's first critical minerals mine nears federal approval near Patagonia. The U.S. Forest Service has signaled it will soon approve South32's Hermosa Project, a critical minerals mine southwest of Tucson that would be the first of its kind in the country. Residents and environmentalists in Patagonia — one of the most biodiverse regions in the United States — are preparing for the mine's impacts on water, wildlife habitat, and the region's character.
Marana-area farmers worry as rising fuel costs hit agriculture. Higher fuel prices are squeezing farmers in the Marana area, who typically purchase diesel by the truckload. Local growers say the cost increases are adding up across planting and harvest operations and forcing difficult decisions about pricing and margins.
🎉 Community & Events
César Chávez march in Tucson canceled following reports of "sensitive information" about the labor leader's past. Tucson organizers have renamed the annual celebration and canceled the traditional march after similar events in San Francisco and Texas were called off, with organizers citing unspecified "sensitive information" about the late United Farm Workers co-founder. The Tucson group said it is distancing itself from Chávez while preserving the spirit of the labor movement he helped build.
Salman Rushdie brings humor and reflections on mortality to the Tucson Festival of Books. The acclaimed novelist — among the most prominent literary figures to appear at the festival in its 17-year history — spoke to about 1,000 people Sunday at the University of Arizona, sharing a lively conversation with satirist Gary Shteyngart. Topics ranged from Tucson's "alien-like" cacti to Rushdie's personal experience confronting mortality following the 2022 attack that nearly killed him.