Air Quality Forecast

Tuesday, November 18, 2025
Ozone	AQI	Rating	Fine Particles	AQI	Rating
Western	36	Good	Western	18	Good
Providence	35	Good	Providence	28	Good
Coastal	35	Good	Coastal	20	Good

Wednesday, November 19, 2025
Ozone	AQI	Rating	Fine Particles	AQI	Rating
Western	37	Good	Western	38	Good
Providence	36	Good	Providence	52	Moderate
Coastal	38	Good	Coastal	40	Good

Thursday, November 20, 2025
Ozone	AQI	Rating	Fine Particles	AQI	Rating
Western	38	Good	Western	52	Moderate
Providence	37	Good	Providence	60	Moderate
Coastal	39	Good	Coastal	52	Moderate

Forecast Discussion

Monday, October 17, 2025 | Updated 2:20 PM

West winds remain up on Tuesday with good mixing and GOOD air quality, mostly sunny skies, with highs in the mid 40s. Sunshine continues into Wednesday with light winds. High temperatures in the mid 40s again. Fine particles begin to build to MODERATE late day and overnight. MODERATE PM 2.5 for Thursday with light NE winds and increasing clouds. Highs once again in the mid 40s.

Air Quality Forecast Regions

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

Additional Resources

For further information, contact:

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