Flagstaff, AZ – Strong thunderstorms are set to roll through Flagstaff Thursday, bringing heavy rain, gusty winds, and possible lightning from late morning into the evening. With an 80% chance of storms, the day is expected to be one of the most active weather days of the week.
According to the National Weather Service in Flagstaff, showers and thunderstorms could begin as early as 8 a.m., with the heaviest activity between 11 a.m. and 5 p.m. Southwest winds may gust up to 29 mph, potentially making travel along I-40 and US-89 hazardous. Outdoor events and afternoon commutes could face disruptions, and lightning will pose an added safety concern for hikers and campers.
Storm chances diminish Thursday night but remain likely into Friday, keeping roads slick and visibility low. Residents should secure outdoor items, avoid high mountain trails during storms, and monitor alerts throughout the day. This active pattern is expected to continue into the weekend with periodic storm chances.
Five Day Forecast for Flagstaff, AZ
- Wednesday: Chance of showers and storms after 11 a.m. High 90°F, low 55°F
- Thursday: Strong storms likely, 80% chance of rain. High 86°F, low 62°F
- Friday: Thunderstorms likely, 70% chance. High 82°F, low 49°F
- Saturday: Chance of storms, 40% rain chance. High 82°F, low 50°F
- Sunday: Slight chance of storms, 30% rain chance. High 84°F, low 51°F
