Flagstaff, Arizona – Thunderstorms threaten weekend plans in Flagstaff as scattered storms and gusty winds return Saturday and Sunday, raising the risk for lightning delays, slick roads, and brief power outages.
According to the National Weather Service, a 20 percent chance of showers and thunderstorms develops after 11 a.m. Friday, with stronger chances Saturday afternoon through Saturday night. Winds from the southwest could gust as high as 31 mph on Friday, tapering only slightly through the weekend. Localized downpours and lightning may disrupt outdoor activities or delay travel, especially along I-17 and US-180.
Saturday night holds the highest chance for rain and thunder, though showers could linger into early Sunday. While most storms will be brief, wind gusts up to 28 mph may down small branches or blow dust. If hiking or driving, keep an eye out for fast-changing skies and have a shelter plan ready.
Storm chances gradually decrease by Sunday night, with clearer, warmer weather expected to return by Monday. Residents should stay weather-aware and check for the latest updates as more advisories could be issued if conditions worsen.
Five Day Flagstaff, Arizona Forecast:
- Friday: Slight chance of storms after 11 a.m., breezy. High 89°F, low 54°F
- Saturday: Isolated thunderstorms possible, gusty winds. High 88°F, low 54°F
- Sunday: Scattered storms in the afternoon, clearing by night. High 86°F, low 54°F
- Monday: Mostly sunny, slight storm risk. High 89°F, low 54°F
- Tuesday: Slight storm chance, warm. High 89°F, low 54°F
