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.

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

Dew points are in the uncomfortable zone, over 70 degrees, making Boston and much of New England feel more like Southern Florida. With that much water vapor in the air, the surface will feel much hotter, with heat index values in the upper 90s. Heat alerts have been declared across much of the region Monday.

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.

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+.

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.