Corona-Norco School Closings Today — Live Status & Delays (California)

Looking for Corona-Norco school closings today? Check live status below — updated every 10 minutes.

Live status monitored for Corona-Norco Unified School District, Alvord Unified School District, and Jurupa Unified School District.

How Corona-Norco School Closures Are Announced

Corona-Norco Unified School District (CNUSD) posts closure, delay, and early-dismissal notices on its official website at cnusd.k12.ca.us, typically through a homepage banner and a district-wide news post. Families enrolled in the district also receive alerts through ParentSquare and SchoolMessenger, the two platforms CNUSD uses for mass notifications, so a closure decision reaches parents’ phones and email inboxes at the same time it goes up on the site. When a decision is weather-driven — most often tied to wildfire smoke, extreme heat, or a storm system moving through the Inland Empire — the district aims to announce as early as possible, ideally the evening before or by early morning, so families can arrange childcare.

Local TV stations that cover Corona-Norco, Alvord, and Jurupa school closures as part of their Inland Empire and Los Angeles-market weather coverage include ABC7 KABC, NBC4 KNBC, and KTLA 5. This page checks official district sites alongside these broadcast sources so you don’t have to visit each one separately during a fast-moving weather event.

Weather & Environmental Risks That Can Close Corona-Norco Schools

• Wildfire smoke and evacuation orders: Riverside County sits close to foothill and canyon terrain prone to fast-moving fires, especially in late summer and fall; heavy smoke or an active evacuation zone can force a full-day closure even when a fire never reaches campus.
• Extreme heat: Inland Empire summers regularly push past 100°F, and heat advisories can trigger modified schedules, canceled outdoor activities, or early dismissal at schools without adequate air conditioning.
• Santa Ana wind / high wind events: Strong offshore winds in fall and winter can down power lines and trees, and utilities sometimes cut power in high-risk areas (Public Safety Power Shutoffs), which can close a campus that loses electricity.
• Flash flooding and atmospheric river storms: Winter storm systems can drop heavy rain in a short window, and burn-scar areas from prior wildfires are especially prone to mud and debris flow that can affect bus routes and road access.
• Poor air quality (non-fire related): The South Coast Air Basin, which includes this part of Riverside County, periodically issues air quality alerts that can limit outdoor recess or PE even without an active local fire.
• Dense fog: Tule fog and marine-layer fog can reduce visibility on valley roads during winter mornings, occasionally prompting a delayed start for bus routes.

Frequently Asked Questions

How early does Corona-Norco Unified School District announce school closures?

CNUSD tries to post closure or delay decisions as early as possible — often the evening before a known weather event, or by early morning for fast-developing situations like sudden wildfire smoke. Announcements go out simultaneously on the district website, ParentSquare, and SchoolMessenger.

Does a closure or delay mean the same thing for every school in the district?

Not necessarily. A “delay” means the start time is pushed back district-wide, while a “closure” cancels classes entirely for the day. CNUSD, Alvord, and Jurupa Unified generally make district-wide decisions rather than closing individual schools one at a time, since their boundaries mostly fall within the same weather and air-quality zone.

Do all schools in Corona, Norco, Eastvale, and Temescal Valley close at the same time?

Usually yes for CNUSD, since the district issues one decision that applies to all its campuses across Corona, Norco, Eastvale, and Temescal Valley. However, because CNUSD, Alvord, and Jurupa Unified are separate districts with separate boards, it’s possible for one district to close while a neighboring district stays open — this page tracks all three independently so you can see the difference at a glance.

Which local TV stations report Corona-Norco school closings?

ABC7 KABC, NBC4 KNBC, and KTLA 5 are the primary Los Angeles-market TV stations that cover Inland Empire school closures, including Corona-Norco, Alvord, and Jurupa Valley. This page automatically monitors all three alongside official district websites.

How often is this page updated?

Status checks run automatically every 15 minutes under normal conditions, or every 5 minutes during active weather alerts, so the page reflects the latest available information without you needing to refresh manually.

Why do Corona-Norco schools sometimes close for smoke instead of fire damage itself?

Wildfire smoke can travel well beyond the burn area and create unhealthy air quality across the Inland Empire even when no local campus is directly threatened. Districts weigh air quality index readings alongside evacuation zones when deciding whether to close, delay, or simply cancel outdoor activities.

Corona-Norco Unified School District — School Roster

High Schools

• Centennial High School
• Corona High School
• Eleanor Roosevelt High School
• John F. Kennedy Middle College High School
• Lee V. Pollard High School
• Norco High School
• Santiago High School

Intermediate Schools

• Auburndale Intermediate School
• Citrus Hills Intermediate School
• Corona Fundamental Intermediate School
• Dr. Augustine Ramirez Intermediate School
• El Cerrito Middle School
• Raney Intermediate School

Elementary Schools

• Ben Franklin Elementary
• Clara Barton Elementary
• Corona Ranch Elementary
• Coronita Elementary
• Dr. Bernice Todd Elementary
• Dwight D. Eisenhower Elementary
• Eastvale Elementary
• Foothill Elementary
• Garretson Elementary
• George Washington Elementary
• Harada Elementary
• Highland Elementary
• Jefferson Elementary
• John Adams Elementary
• John Stallings Elementary
• Lincoln Fundamental Elementary
• Louis VanderMolen Fundamental Elementary
• Norco Elementary
• Orange Elementary
• Parkridge Elementary
• Philistine Rondo School of Discovery
• Prado View Elementary
• Riverview Elementary
• Ronald Reagan Elementary
• Rosa Parks Elementary
• Sierra Vista Elementary
• Susan B. Anthony Elementary
• Temescal Valley Elementary

CNUSD lists roughly 54 schools in total (31 elementary, 8 intermediate/middle, 5 comprehensive high, plus a middle college high school and 3 alternative schools). Not every individual campus name could be confirmed against an official source for this roster — see the full directory at cnusd.k12.ca.us/about_us/school_directory.

Alvord Unified School District — School Roster

High Schools

• Alvord High School
• Hillcrest High School
• La Sierra High School
• Mission View High School
• Norte Vista High School

Middle Schools

• Arizona Middle School
• Loma Vista Middle School
• Villegas Middle School
• Wells Middle School

Elementary Schools

• Arlanza Elementary
• Collett Elementary
• Foothill Elementary
• La Granada Elementary
• Lake Hills Elementary
• McAuliffe Elementary
• Myra Linn Elementary
• Orrenmaa Elementary
• Promenade Elementary
• RMK Elementary
• Stokoe Elementary
• Terrace Elementary
• Twinhill Elementary
• Valley View Elementary

Jurupa Unified School District — School Roster

High Schools

• Jurupa Valley High School
• Rubidoux High School
• Patriot High School
• Nueva Vista Continuation High School

Middle Schools

• Jurupa Middle School
• Mira Loma Middle School
• Mission Middle School

K-8 Academies

• Del Sol Academy
• Pacific Avenue Academy of Music

Elementary Schools

• Camino Real Elementary
• Glen Avon Elementary
• Granite Hill Elementary
• Ina Arbuckle Elementary
• Indian Hills Elementary
• Mission Bell Elementary
• Pedley Elementary
• Peralta Elementary
• Rustic Lane Elementary
• Sky Country Elementary
• Stone Avenue Elementary
• Sunnyslope Elementary
• Troth Street Elementary
• Van Buren Elementary
• West Riverside Elementary

GreatSchools lists 27 total schools in Jurupa Unified (19 elementary, 7 middle, 7 high). Not every individual campus name could be confirmed for this roster — see the full directory at jurupausd.org/schools.