Grafton Severe Weather: Thunderstorm, Flash Flood Watch

GRAFTON, MA – Grafton is under a Severe Thunderstorm Watch until Monday night, and a Flash Flood Watch until Tuesday morning, according to the National Weather Service. The Thunderstorm Watch ends at 8 p.m. tonight and the Flash Flood Watch is in effect until 4 a.m. Tuesday morning.

There is a slight chance of rain and thunderstorms this afternoon, with storms likely between 10 p.m. and 4 a.m. The rain will lead into fog Tuesday morning, before clearing up throughout the day. Here's what's expected, according to the National Weather Service.

This Afternoon
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Southwest wind around 13 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

Tonight
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Areas of fog before 3am, then areas of fog after 4am. Otherwise, cloudy, with a low around 68. Southwest wind 8 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday
A chance of showers, mainly before 7am. Areas of fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 83. Southwest wind 5 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.