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Story summary
- The U.S. National Weather Service issued a tornado watch for parts of Arizona until 6 p.m. MST on October 21, 2026.
- It is Arizona’s first tornado watch in 16 years, according to the FOX Forecast Center.
- Central Arizona lies under a Level 3 severe thunderstorm risk, the highest October rating since 2015.
- Flash Flood Watches cover Arizona, southern Utah, southwestern Colorado and New Mexico, with 1–3 inches rain possible, up to 5 inches locally.