Heat Advisory issued May 19 at 2:02PM EDT until May 20 at 8:00PM EDT by NWS Boston/Norton MA
Issue date: 2026-05-19T18:02+00:00
* WHAT...Heat index values up to 96. * WHERE...Portions of northern Connecticut, central, eastern, northeastern, southeastern, and western Massachusetts, and northern Rhode Island. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Air Quality Alert issued May 18 at 11:21PM EDT by NWS Boston/Norton MA
Issue date: 2026-05-19T03:21+00:00
The Massachusetts Department of Environmental Protection has issued an Air Quality Alert for Ground Level Ozone, from 11 AM to 11 PM EDT Tuesday. An Air Quality Alert day means that Ground Level Ozone concentrations within the region may approach or exceed levels that are Unhealthy for Sensitive Groups. Air is unhealthy for sensitive children and adults, such as those with asthma, lung or heart disease, and older adults. Sensitive children and adults should limit prolonged outdoor activity. For additional information, please visit the Massachusetts Department of Environmental Protection website at: https://mass.gov/dep/massair/forecast
