 Your AccuWeather forecast on AM 1240 WATN is sponsored by Watertown Appliance on Factory Street. Think outside the big box. Mostly cloudy with a thunderstorm late tonight, low 62. Cloudy, breezy, and humid tomorrow with a couple of showers and a heavy thunderstorm, high 75. Low clouds tomorrow night, warm and humid with a couple of showers and a thunderstorm, mainly early, low 68. More clouds than sun come Sunday with a couple of showers, high 73.