Alerts & Conditions

Extreme Weather Procedures

The National Parks of Boston monitors the local heat index (the combination of air temperature and relative humidity, commonly referred to as "Feels like") to ensure the safety of its visitors and staff. On hot summer days, some sites may be closed. Please see the following for park closures during extreme heat.
 

Feels Like 87 - 90 degrees Fahrenheit:

  • Outdoor tours and programs run by NPS staff will be modified to reduce heat exposure

Feels Like 90 - 105 degrees Fahrenheit:

  • Boston Harbor Islands Welcome Center will close
  • Outdoor tours and programs run by NPS staff will be cancelled

Feels Like greater than 105 degrees Fahrenheit:

  • All outdoor activities will be suspended until heat index lowers
 

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Last updated: September 9, 2021

Contact the Park

Mailing Address:

15 State Street
4th Floor

Boston, MA 02109

Phone:

(617) 223-8666

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