 will ensure the county won't be subject to as much risk if the project were to fall through. With up to four restaurants, a three-rink iceplex, and a 3,000-seat arena as part of Phase 1, the Mosaic Quarter will become southern Arizona's epicenter for ice sports. Knott Development is set to begin construction in April of 2025. Tucson area weather, a 40% chance for showers and thunderstorms this evening. Afternoon and evening showers and thunderstorms tomorrow through Thursday of next week.