Flagstaff, Arizona – Residents can expect a significant warm-up Wednesday as temperatures climb toward the 90-degree mark under sunny skies. The calm before a pattern shift will give way to increasingly windy conditions starting on the Juneteenth holiday and lasting through the weekend, elevating fire weather concerns across Northern Arizona.
According to the National Weather Service, Wednesday will be sunny with a high near 90°F. Winds are expected to be light and variable before becoming southerly at 5 to 9 mph in the morning, with gusts reaching up to 15 mph. Drivers along Interstate 40 and Interstate 17 should prepare for changing road conditions later in the week.
The weather will shift for the Juneteenth holiday on Thursday. While skies remain sunny with a high near 89°F, southwest winds will increase from 7 to 12 mph to 15 to 20 mph in the afternoon. Wind gusts could be as high as 28 mph, making outdoor activities challenging. These breezy conditions will intensify on Friday, with sustained southwest winds of 15 to 22 mph and gusts reaching up to 36 mph.
The windy pattern continues into the weekend, even as temperatures begin to cool. Saturday will be breezy with a high near 83°F and powerful wind gusts of up to 39 mph. Sunday follows with a high near 79°F and gusts as high as 34 mph. Residents should secure loose outdoor items and use extreme caution with any potential ignition sources.
A calmer and sunny start to the next work week is expected, with a high near 79°F on Monday. No immediate advisories have been issued, but residents should monitor for any potential fire weather alerts through the weekend.
Five-Day Weather Outlook for Flagstaff
- Tuesday: Sunny with a high near 86°F.
- Wednesday: Sunny with a high near 90°F.
- Thursday: Sunny with a high near 89°F.
- Friday: Sunny and breezy with a high near 87°F.
- Saturday: Breezy with a high near 83°F.
