Official State of Rhode Island website

State of Rhode Island Department of Environmental Management

Air Quality Forecast

Thursday, July 3, 2025
Ozone AQI Rating Fine Particles AQI Rating
West Greenwich & Vicinity 65 Moderate West Greenwich & Vicinity 52 Moderate
Providence & Vicinity 48 Good Providence & Vicinity 60 Moderate
Southern & Coastal 90 Moderate Southern & Coastal 54 Moderate
Friday, July 4, 2025
Ozone AQI Rating Fine Particles AQI Rating
West Greenwich & Vicinity 42 Good West Greenwich & Vicinity 52 Moderate
Providence & Vicinity 40 Good Providence & Vicinity 58 Moderate
Southern & Coastal 44 Good Southern & Coastal 52 Moderate
Saturday, July 5, 2025
Ozone AQI Rating Fine Particles AQI Rating
West Greenwich & Vicinity 46 Good West Greenwich & Vicinity 26 Good
Providence & Vicinity 46 Good Providence & Vicinity 38 Good
Southern & Coastal 49 Good Southern & Coastal 28 Good

Forecast Discussion

Wednesday, July 2, 2025 | Updated 2:35 PM

Hot, sunny, and less humidity for Thursday. Ozone is expected to reach upper MODERATE, but once again, only along the south coast. Some Canadian fire smoke will bring a white milky sky and fine particles MODERATE statewide. A chance of a shower/thunder late. WSW flows with highs in the upper 80s. A bit cooler for the 4th, with highs near 80F. Linger fine particles remain MODERATE. For Saturday, variable flows switch SW later in the day. Mostly sunny skies, temps near 80F, and GOOD air quality. 

Air Quality Index (AQI)

Rating Index Cautionary Statements
Good 0-50 Air quality is considered satisfactory and air pollution poses little or no risk.
Moderate 51-100 Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Unhealthy for Sensitive Groups 101-150 Members of sensitive groups may experience health effects. The general public is not likely to be affected.
Unhealthy 151-200 Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
Very Unhealthy 201-300 Health Alert: Everyone may experience more serious health effects.
Hazardous 301 and higher Health warnings of emergency conditions. The entire population is more likely to be affected.

Interested in More Information?

Learn About Ozone Learn About Fine Particles Recess Guidance for Schools Guidance for Wildfire Smoke
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Additional Resources

For further information, contact:

Darren Austin at (401) 537-4404
Joseph Poccia at (401) 537-4385