Nantucket County, MA
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Friday 06/05 3:30 PM EDT – Saturday 06/06 3:30 PM EDT
Issued by NWS Boston/Norton MA
The Massachusetts Department of Environmental Protection has issued an Air Quality Alert for Ground Level Ozone, from 11 AM to 11 PM EDT Saturday.
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
Areas Impacted
- Western Norfolk
- Eastern Norfolk
- Northern Bristol
- Western Plymouth
- Eastern Plymouth
- Southern Bristol
- Southern Plymouth
- Barnstable
- Dukes
- Nantucket
Tips to Stay Safe
When an Air Quality Alert is active for your location:
- Check the air quality levels in your area at airnow.gov.
- Limit your time outdoors, especially if you are at higher risk. This includes seniors, children, or those with asthma or other health conditions.
In effect from Saturday 06/06 2:57 AM EDT – Sunday 06/07 1:00 AM EDT
Issued by NWS Boston/Norton MA
The Massachusetts Department of Environmental Protection has issued an Air Quality Alert for Ground Level Ozone, from 11 AM this morning to 11 PM EDT this evening.
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
Areas Impacted
- Western Norfolk
- Eastern Norfolk
- Northern Bristol
- Western Plymouth
- Eastern Plymouth
- Southern Bristol
- Southern Plymouth
- Barnstable
- Dukes
- Nantucket
Tips to Stay Safe
When an Air Quality Alert is active for your location:
- Check the air quality levels in your area at airnow.gov.
- Limit your time outdoors, especially if you are at higher risk. This includes seniors, children, or those with asthma or other health conditions.
Briefings
From the Forecaster
Saturday's Rip Current Risk
Created by the NWS Boston/Norton WFO
For those heading to the beaches, there is a moderate risk for rip currents today along ocean-facing beaches of Nantucket and Martha’s Vineyard, and south-facing beaches from Point Judith, RI to Westport, MA. Always check with lifeguards regarding local rip current conditions.
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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