Here we go again! We’re tracking more extreme heat here in Boston before cooler weather moves in just in time for the weekend. Whew! Wednesday afternoon, feels-like temperatures rose to 100 degrees at Logan Airport!

Boston's cool air brings beach-perfect weather, with a clear evening ahead; weekend forecasts show potential for rain and thunderstorms.

Saturday is looking like a picture-perfect July day with abundant sunshine, scant humidity, and more bearable temps in the low 80s.

"High humidity now, through midday Friday. Friday afternoon/evening, dews start to drop off. Comfy weekend start Saturday."

We’re on the way to brighter and hotter in the coming hours, as a new heat waves spurs. This will be the region’s third of the season. It’s not likely to be too sustained, and in fact may fall just short of the technical definition – three days with temperatures at or above 90 degrees.

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.

Whether it’s pouring or pleasant, you can make the most of these fleeting summer days with this set of (virtually) weatherproof weekend ideas suggested by our arts team.

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.

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

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+.

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.