Boston August 21, 2019 11:00 pm Weather Forecast: Isolated Storms Wednesday night: Mostly cloudy, patchy fog. Lows in the 60s to around 70. Thursday: Mix of sun and clouds, isolated downpour or storm. Highs in the 80s to near 90. Friday: cooler, drier air. Highs in the 70s. US & World Videos 3:16 Forecast: Bitter cold moves in this week 3:12 Forecast: Dangerously cold temps move in 1:17 Forecast: Cold weather settles in this week 1:51 Forecast: Snow moves out, extreme cold moving in 3:24 Forecast: Winter storm hitting New England, here's the latest