Boston faces a hot Thursday with a Heat Advisory; relief and cooler temperatures are expected after a cold front with potential rain and thunderstorms later in the day.

A heat advisory is in effect in Boston and several other Massachusetts communities through 7 p.m. on July 17. The National Weather Service warned of "dangerous heat and humidity" with heat indices soaring to 95 to 100 degrees. Boston Mayor Michelle Wu also declared a heat emergency for the City of Boston from July 16 to 18.

Heat alerts extend nearly statewide with high dew points making it feel closer to the mid-90s or slightly higher across the region.

The Boston Celtics and Miami Heat will face off tonight in an NBA 2K26 Summer League matchup in Las Vegas, Nevada. The game will be broadcast on ESPNU at 8 p.m. ET with streaming options available through FuboTV, Sling, DirecTV and ESPN+.

Looking for an indoor activity where you can cool off and beat the heat? Journey into space at the immersive Moonwalkers exhibit in Boston.

A heat advisory is in place across the Northeast, from Maryland to Maine, where residents are bracing for temperatures 5 to 15 degrees above average.

LAS VEGAS — Jordan Walsh was midway through a stellar Summer League game leading the Celtics, but his night got an early exit. Walsh was ejected with 3:34 left in the second quarter of the Celtics’ game against the Heat on Monday after a hard foul on the Heat’s Pelle Larsson.

With sweltering conditions bearing down on the city once again, Boston Mayor Michelle Wu has declared the city’s second heat emergency of the summer.