forecast May 19, 2021 4:21 am Forecast: Mostly Sunny, Sea Breeze Wednesday Today: Mostly sunny and mild. Highs around 80, 70s coast. Tonight: Partly cloudy, patchy coastal fog. Lows in the 50s. Thursday: Clouds & sun. Highs near 80, 70 coast. US & World Videos 3:43 Look out for showers this afternoon in Boston 3:41 Cool air to linger over Boston into the weekend 3:17 Cooling back down, weekend turns wet in Boston 3:02 Dry and cooler in our region, with temps in the mid-50s 3:20 Weather forecast: Highs in the 50s