Official State of Rhode Island website

State of Rhode Island Department of Environmental Management

Air Quality Alert: Unhealthy Ozone Levels Expected in Parts of RI Tomorrow

Published on Tuesday, June 24, 2025

PROVIDENCE, RI – The Rhode Island Department of Environmental Management (DEM) forecasts that air quality will once again reach UNHEALTHY levels due to elevated ground-level ozone on Wednesday June 25, 2025, during the afternoon and continuing into the late evening. This alert is being issued for Washington and Newport Counties only. 

Key Details:

  • The highest ozone levels are expected in southern portions of Rhode Island at the immediate coastline.
  • Peak levels begin late afternoon continuing well into the evening after sunset.
  • Good air quality and cooler weather expected for Thursday. 

Health Impacts:

Unhealthy ozone levels may cause:

  • Throat irritation, coughing, and chest pain
  • Shortness of breath and increased risk of respiratory infections
  • Worsening of asthma and other lung conditions- particularly for children, the elderly, and others with pre-existing respiratory issues.

Recommended Actions:

  • Reduce prolonged or heavy outdoor exertion.
  • Take frequent breaks and choose less strenuous activities.
  • Monitor for symptoms like coughing or shortness of breath.
  • People with asthma or lung conditions should follow their action plans and carry quick-relief medications.
  • Schedule outdoor activities in the morning when ozone levels are lowest and typically GOOD on the Air Quality index.

Air quality can change throughout the day. To stay informed, download the AirNOW app or visit  www.airnow.gov for real-time updates and forecasts.

Additional information is also available on DEM’s air quality forecast page at www.dem.ri.gov/airquality.

For more information on DEM programs and initiatives, visit www.dem.ri.gov. Follow DEM on Facebook, Twitter/X (@RhodeIslandDEM), or Instagram (@rhodeisland.dem) for timely updates. Sign up here to receive the latest press releases, news, and events from DEM's Public Affairs Office to your inbox.