Phoenix School Closings Today — Live Status & Delays (Arizona)

Are Phoenix schools closed today? Check live status below — updated every 10 minutes.

Live status monitored for Phoenix Union High School District, Glendale Union High School District, and Tolleson Union High School District.

How Phoenix School Closings Are Announced

Phoenix school closings today are most likely to affect the Phoenix Union High School District (PXU), the city’s high-school-only district serving roughly 23,000 students across 220 square miles of the capital city. PXU posts closure and delay notices on its official website at pxu.org and pushes alerts to families through ParentSquare, the district’s primary parent-notification platform. Because PXU has no district-wide bell schedule — each of its 23 campuses sets its own start time — a closure decision typically applies district-wide, but families should still confirm with their specific school when conditions are borderline.

Neighboring high-school-only districts that share Phoenix’s media market — Glendale Union High School District (GUHSD) and Tolleson Union High School District (TUHSD) — post their own closure notices on guhsdaz.org and tuhsd.org respectively. All three districts are also covered by local Phoenix television stations: 12News KPNX, ABC15 KNXV, and FOX10 KSAZ. Arizona districts generally try to announce significant weather-related closures the evening before when a storm is already forecast, but fast-developing hazards — a dust storm or a flash flood — often mean same-morning notices, usually before 6:00 AM.

Weather Risks That Can Close Phoenix Schools

• Dust storms (haboobs): Sudden walls of blowing dust, most common June through September, can drop visibility to near zero across the Valley and are one of the most frequent triggers for delays and early dismissals.
• Extreme heat: Excessive Heat Warnings, especially during a summer heat wave with highs above 115°F, can force schedule changes for outdoor activities, athletics, and bus loading zones.
• Monsoon flash flooding: Intense summer thunderstorms can flood washes and low-lying roads across the district’s 220-square-mile footprint faster than storm drains can clear them, disrupting bus routes and student pickup.
• Severe thunderstorm winds and lightning: Monsoon-season storms can bring damaging straight-line winds and frequent lightning, prompting schools to delay outdoor dismissal or athletics.
• Rare winter freeze events: An overnight freeze is uncommon in central Phoenix but can still ice untreated overpasses and bridge decks on the district’s western and northern boundaries, since the region has little de-icing equipment.
• Poor air quality: Wildfire smoke drifting in from Arizona or California wildfires, combined with summer ozone advisories, can prompt schools to limit outdoor recess and athletics.

Frequently Asked Questions

How early does Phoenix Union High School District announce school closures?

Phoenix Union High School District (PXU) aims to announce weather-related closures or delays as early as possible, ideally the evening before a forecasted storm. For fast-moving hazards like a monsoon dust storm, PXU typically posts an update to pxu.org and ParentSquare before the start of the school day, often before 6:00 AM.

Does PXU issue a closure or a delay, and what’s the difference?

A closure means all PXU campuses are shut for the day, while a delay pushes back the start time by one or two hours without canceling the school day. PXU most often uses delays for morning dust storms or heavy monsoon rain that is expected to clear, reserving full closures for more severe or longer-lasting hazards.

Does Phoenix Union close all of its schools at once?

PXU is a high-school-only district spanning about 220 square miles of the city, so a closure or delay is usually district-wide rather than campus-by-campus. That said, a localized issue — a power outage, a water-main break, or an isolated safety concern — can affect a single PXU campus without the rest of the district changing status. Check PXU’s school directory if you need a specific campus’s status.

Which local TV stations report Phoenix school closings?

12News KPNX, ABC15 KNXV, and FOX10 KSAZ are the primary local TV stations reporting Phoenix and Maricopa County school closings. This page automatically monitors all three alongside official district websites, so you get the fastest available detection without visiting multiple sources.

How often is this page updated?

Status checks run automatically every 15 minutes, or every 5 minutes during active weather alerts. During active monsoon or dust storm events, data refreshes more frequently in the background.

What about Glendale Union and Tolleson Union High School District closures?

Glendale Union High School District (GUHSD) and Tolleson Union High School District (TUHSD) are both monitored live on this page alongside PXU, since all three are high-school-only districts sharing the greater Phoenix media market. Each district sets its own closure decisions independently, so it’s possible for one district to close while its neighbors stay open.

Phoenix Union High School District — School Directory

Comprehensive High Schools

• Alhambra High School
• Betty H. Fairfax High School
• Camelback High School
• Carl Hayden Community High School
• Central High School
• Cesar Chavez High School
• Maryvale High School
• North High School
• Academies at South Mountain
• Trevor G. Browne High School

Specialty & Alternative Schools

• Bioscience High School
• Bostrom Alternative Center
• Cesar Chavez ARCH (Advanced Readiness at Chavez High)
• Desiderata Program
• Franklin Police and Fire High School
• Linda Abril Educational Academy
• Metro Tech High School
• Phoenix Coding Academy
• Phoenix Digital Academy
• Phoenix Union Wilson College Prep
• PXU City
• Phoenix Educator Preparatory

PXU states 23 total schools district-wide; the 22 above are confirmed by name via the official school directory at pxu.org/explore. Full, current attendance-boundary details are available at pxu.org.