Extreme Heat Watch
Status
Event Extended (Time) Active alertStart Time
Wed 07/01/2026 10:00 AM EDTEnd Time
Sat 07/04/2026 08:00 PM EDTSignificance
WatchImpacts
Moderate impact
Locations Affected
Boston, MA ∙ Springfield, MA ∙ Worcester, MA ∙ Providence, RI ∙ Hartford, CT ∙ Cambridge, MA ∙ Lowell, MA ∙ Warwick, RI ∙ New Bedford, MA ∙ Fall River, MAFull Alert Message
URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1259 PM EDT Mon Jun 29 2026 ...EXTREME HEAT WATCH NOW IN EFFECT FROM WEDNESDAY MORNING THROUGH SATURDAY EVENING... * WHAT...Dangerously hot conditions with heat index values up to 111 possible. * WHERE...Much of Southern New England except for Cape Cod, Martha's Vineyard, Nantucket and Block Island. * WHEN...From Wednesday morning through Saturday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Monitor the latest forecasts and warnings for updates.
Technical Header
CTZ002>004-MAZ002>021-026-RIZ001>007-300600- /O.EXT.KBOX.XH.A.0001.260701T1400Z-260705T0000Z/ Hartford CT-Tolland CT-Windham CT-Western Franklin MA-Eastern Franklin MA-Northern Worcester MA-Central Middlesex MA-Western Essex MA-Eastern Essex MA-Western Hampshire MA-Western Hampden MA- Eastern Hampshire MA-Eastern Hampden MA-Southern Worcester MA- Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-Southern Plymouth MA-Northern Middlesex MA-Northwest Providence RI-Southeast Providence RI- Western Kent RI-Eastern Kent RI-Bristol RI-Washington RI-Newport RI- Including the cities of Orange, Coventry, Foster, Narragansett, Smithfield, West Warwick, Lowell, Gloucester, Milford, Fitchburg, Union, Northampton, Barre, West Greenwich, Springfield, Mattapoisett, Westerly, Hartford, Fall River, Bristol, Newport, Greenfield, Chesterfield, Charlemont, Taunton, Plymouth, Warwick, Windsor Locks, New Bedford, Willimantic, Cambridge, Worcester, Ayer, Framingham, Putnam, Norwood, Amherst, Foxborough, Providence, Lawrence, East Greenwich, Quincy, Vernon, Boston, Blandford, and Brockton 1259 PM EDT Mon Jun 29 2026
