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Air Quality Alert

Coverage of Air Quality Alert in the Nexus archive.

Earliest in view: May 21 · 15:45 UTCMost recent: Jul 11 · 14:57 UTC
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Recent coverage
  • SECURITYJul 11 · 14:57 UTCKTLA 5
    Summit Fire in northern Los Angeles County grows to 2,600+ acres

    The Summit Fire in northern Los Angeles County has grown to over 2,600 acres, prompting evacuations and an Air Quality Alert. The fire began around 1:30 p.m. Friday near Jesus Canyon Road East and Avenue Z in Llano, a community along Highway 138.

  • HEALTHJul 8 · 01:40 UTCKOAA NBC5 COLORADO SPRINGS
    Wednesday brings flash flood and debris flow risk to Aspen Acres Fire

    A Flash Flood Watch is in effect for the Aspen Acres Fire area from noon to 8 pm Wednesday due to high risk of flash flooding and debris flow from rainfall. An Air Quality Alert remains active until 9 am Wednesday due to wildfire smoke, with partly cloudy and mild overnight conditions. Showers and thunderstorms are expected in multiple regions, including Colorado Springs, Pueblo, and Canon City, with varying temperature ranges.

  • HEALTHJul 6 · 20:31 UTCTHE HILL
    DC fireworks show led to ‘Code Red’ air quality alert around nation’s capital

    D.C. issued a 'Code Red' air quality alert following a record-setting fireworks display on the National Mall. The alert occurred hours after the fireworks concluded.

  • HEALTHJul 5 · 16:50 UTCKTLA 5
    Fireworks smoke lingers as triple-digit heat heads to Southern California

    Smoke from Fourth of July fireworks caused poor air quality in Southern California Sunday morning, with an air quality alert initially set for 10:45 a.m. but expected to extend into the afternoon. Forecasters warned the smoky air could linger, compounded by approaching triple-digit heat.

  • HEALTHJul 5 · 14:55 UTCKDVR FOX31 DENVER
    Denver weather: Air quality alert Sunday, highs in the lower 90s

    Denver is under an air quality alert on Sunday with high temperatures in the lower 90s. The weather forecast for the next few days includes typical July conditions, with increased chances of showers and storms this week.

  • HEALTHJul 5 · 13:38 UTCWPLG LOCAL 10 MIAMI
    July 5: Hazy, hot sunshine

    Broward County is under an Air Quality Alert due to smoke from July 4 fireworks, with hazy, hot conditions expected midday. Scattered showers and thunderstorms with potential heavy rain and lightning are likely between 1-5 p.m., followed by clearing in the evening. Saharan dust midweek may bring hotter weather and reduced storm chances.

  • SCIENCEJul 5 · 10:10 UTCWSVN MIAMI
    Elevated Storm Chances Early Week Before Saharan Dust Moves In

    South Florida experiences elevated storm chances Sunday and Monday, with air quality alerts in Broward County due to fireworks. Saharan dust will move in by Tuesday, causing hazy skies, reduced rain chances, and hotter temperatures through Friday.

  • SECURITYJul 2 · 13:10 UTCKOAA NBC5 COLORADO SPRINGS
    Fire threats stay high as temperatures soar Thursday; signs of change by the 4th

    Fire danger remains high in southern Colorado due to soaring temperatures, low humidity, and strong winds, with Red Flag Warnings in effect Thursday. Smoke from the Aspen Acres fire is expected to thicken near I-25, and an Air Quality Alert is active. A slight cooldown and potential thunderstorms are forecast for July 4th, though fire threats persist through Friday.

  • HEALTHJun 29 · 12:13 UTCKMGH DENVER7
    Fire danger remains high across good portion of Colorado

    Fire danger remains high across much of Colorado due to dry, windy conditions and ongoing wildfires. Air quality alerts are in effect until 4 p.m. Monday due to smoke from western wildfires and new blazes in western Colorado. Red flag warnings persist for higher-terrain areas along and south of Interstate 70, with fire weather watches issued for Tuesday.

  • HEALTHJun 29 · 04:25 UTCKOAA NBC5 COLORADO SPRINGS
    The Smoke and Haze Will Be Lingering Across Southern Colorado on Monday

    Southern Colorado will experience lingering smoke and haze on Monday, with high temperatures in the 90s and 100s. Air quality alerts and red flag warnings are in effect due to wildfire smoke, particularly affecting areas west and north. Morning conditions will be hazy, worsening fire risks along the I-25 corridor.

  • SCIENCEJun 28 · 23:50 UTCKMGH DENVER7
    Slight cool down Monday, but wind, smoke and fire danger continues

    Denver experiences a slight temperature drop to the upper 80s after a record-hot weekend, but smoke from wildfires, elevated fire danger, and ongoing Air Quality Alerts persist. Red Flag Warnings and Fire Weather Watches remain in effect through Monday evening, with unseasonably dry conditions expected to continue into the Fourth of July weekend.

  • SCIENCEJun 25 · 14:15 UTCWSVN MIAMI
    SCATTERED STORMS ACROSS SOFLO

    South Florida experienced scattered storms on June 25, 2026, with rain helping to mitigate rising temperatures and drought conditions. Saharan dust is expected to thicken over the weekend, reducing rain chances and potentially leading to heat alerts. Meteorologist Erika Delgado from WSVN/ABC Miami reported that air quality alerts remain in effect, with hazy skies improving mid-week before drier conditions return.

  • SCIENCEJun 24 · 11:55 UTCWSVN MIAMI
    HEAT, SMOKE, DUST, REPEAT

    South Florida experiences intense heat with feels-like temperatures in the low 100s, leading to a heat advisory for Miami-Dade and Broward counties. Saharan dust and smoke contribute to poor air quality, with an extended Air Quality Alert through 3PM. Light winds and hazy conditions persist, delaying rain chances and maintaining steamy temperatures into the weekend.

  • HEALTHJun 24 · 10:49 UTCWPLG LOCAL 10 MIAMI
    June 24: Highs in the mid-90s; afternoon storms expected

    High temperatures in the mid-90s with heat indices reaching 100-105°F are expected, accompanied by isolated afternoon storms due to sea breeze. While Broward County's air quality has improved, Miami-Dade remains under an air quality alert until 3 p.m.

  • HEALTHJun 23 · 23:33 UTCWSVN MIAMI
    Heat and Haze

    High temperatures and Saharan Dust are causing hazy skies and poor air quality in Miami-Dade, with an Air Quality Alert extended until Wednesday. Smoke from ongoing brush fires west of Miami exacerbates the issue, while weather conditions for the FIFA World Cup include cloudy, humid conditions with minor rain risks.

  • HEALTHJun 22 · 17:11 UTCWPLG LOCAL 10 MIAMI
    June 22: Highs will reach low-90s, but it will feel like 105 or higher

    Temperatures will reach the low 90s with a heat index of 105° or higher. Lingering smoke from west Miami-Dade and Saharan dust will impact air quality and reduce thunderstorm activity. An air quality alert remains in effect until Tuesday.

  • HEALTHJun 22 · 11:54 UTCWSVN MIAMI
    STEAMY SOFLO WITH AIR QUALITY CONCERNS

    South Florida is experiencing high temperatures and poor air quality due to ongoing wildfires in western Miami-Dade, with an Air Quality Alert issued for the region. Feels-like temperatures are reaching triple digits, though no heat alerts were issued today. Saharan dust is also contributing to hazy skies.

  • SECURITYJun 22 · 11:38 UTCWPLG LOCAL 10 MIAMI
    Humo de masivos incendios forestales asfixia a Miami-Dade

    Miami-Dade County is under an air quality alert due to smoke from two wildfires that started last week. The 'Quarry 2' fire has burned 19,018 acres and is 97% contained, while the 'Well Fire' has burned 2,749 acres and is 85% contained. No road closures are reported.

  • HEALTHJun 22 · 11:30 UTCWPLG LOCAL 10 MIAMI
    Air quality alert issued for Miami-Dade as brush fires continue to burn

    An air quality alert is in effect for Miami-Dade County until 3 p.m. as two brush fires, 'Quarry 2' (97% contained, 19,018 acres burned) and the 'Well Fire' (85% contained, 2,749 acres burned), continue to produce smoke. A south-east wind has improved air quality in Broward County but not in Miami-Dade. No road closures are reported.

  • HEALTHJun 22 · 10:40 UTCWPLG LOCAL 10 MIAMI
    June 22: Afternoon storms expected with highs in the mid-90s

    High temperatures in the mid-90s and afternoon storms are expected, with isolated showers pushing inland. Air quality has improved in Broward County, but an air quality alert remains in Miami-Dade until 3 p.m.

  • SCIENCEJun 22 · 04:07 UTCWSVN MIAMI
    Hot and Hazy days ahead

    South Florida is experiencing a heat streak with an Air Quality Alert in Miami-Dade County due to stagnant pollutants from recent brush fires. Saharan Dust is expected to drift into the region by Tuesday, causing hazy skies and drier air, with lower rain chances for the week.

  • HEALTHJun 21 · 12:13 UTCWSVN MIAMI
    Hot For Fathers Day

    South Florida begins Father’s Day and the first day of summer with an Air Quality Alert due to lingering wildfire smoke, which is expected to improve by mid-morning. The day will be hot and humid with scattered afternoon storms, highs in the mid-90s, and a heat index reaching 110. Tropical activity remains quiet with no development expected in the coming week.

  • SECURITYJun 20 · 21:28 UTCWPLG LOCAL 10 MIAMI
    Miami-Dade evacuees return home after wildfires burn over 20,000 acres

    Miami-Dade evacuees were allowed to return home after wildfires no longer posed a risk. Two wildfires, 'The Quarry 2' and 'Well,' burned over 20,000 acres but were mostly contained by Saturday. South Florida remains under a heat advisory and air quality alert impacting sensitive individuals.

  • HEALTHJun 16 · 13:04 UTCWPLG LOCAL 10 MIAMI
    June 16: Another Heat Advisory for South Florida with a heat index up to 110°

    An Air Quality Alert is in effect for Broward County due to wildfire smoke, with a Heat Advisory for Broward and Miami-Dade counties as heat indices reach 107°. Thunderstorms are expected in Broward and northern Miami-Dade, while areas south of downtown Miami and the Keys remain dry.

  • HEALTHMay 21 · 15:45 UTCLA TIMES — LOCAL
    Multiple wildfires trigger unhealthy air quality alert in Southern California

    Multiple wildfires in Southern California have triggered a smoke advisory affecting wide areas of the region through Thursday evening. The wildfire smoke has created unhealthy air quality conditions across Southern California.

Air Quality Alert · Dossier · The Nexus