 Here's the four-day WBZ AccuWeather forecast. It will be humid tonight. We'll have some showers and some heavy gusty thunderstorms early. Now, where these storms move over the same area one after the other, we will have some flash flooding in some spots. Still some rain late tonight, a low of 67, and there could be a shower or two to start tomorrow. Otherwise, clouds giving way to some sun. It will turn less humid in the afternoon, high 84. Mainly clear, more comfortable tomorrow night, low 60 in Boston, 50s in the suburbs.