Air Quality Forecast

Tuesday, March 17, 2026
Ozone	AQI	Rating	Fine Particles	AQI	Rating
Western	38	Good	Western	16	Good
Providence	37	Good	Providence	24	Good
Coastal	39	Good	Coastal	14	Good

Wednesday, March 18, 2026
Ozone	AQI	Rating	Fine Particles	AQI	Rating
Western	40	Good	Western	22	Good
Providence	39	Good	Providence	28	Good
Coastal	41	Good	Coastal	22	Good

Thursday, March 19, 2026
Ozone	AQI	Rating	Fine Particles	AQI	Rating
Western	42	Good	Western	26	Good
Providence	40	Good	Providence	36	Good
Coastal	42	Good	Coastal	28	Good

Forecast Discussion

Monday, March 16, 2025 | Updated 12:00 PM

Sunshine will return Tuesday, remaining breezy, with highs near 40F and GOOD air quality. Winds drop down on Wednesday to the west 5-10 mph, high pressure brings lots of sunshine, and GOOD air quality. High pressure into Thursday, with light south winds, highs in the low 40s and GOOD air quality.

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 Wildfire Smoke Guidance

Additional Resources

For further information, contact:

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