Get indoors when you hear thunder. Do not resume outdoor activities
until at least 30 minutes after the storm has passed.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. For your
safety, go indoors or to your vehicle.
This storm may intensify and become severe. Stay tuned to your local
media for updates and possible warnings.
A strong thunderstorm will impact portions of east central
Worcester, northwestern Norfolk and south central Middlesex Counties
through 530 PM EDT...
At 425 PM EDT, Doppler radar was tracking a strong thunderstorm over
Ashland, or over Framingham, moving west at 10 mph.
HAZARD...Winds in excess of 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Strong winds could cause minor damage such as downed
branches. Little to no impact from hail is expected.
Locations impacted include...
Framingham, Marlborough, Natick, Milford, Hudson, Westborough,
Grafton, Sudbury, Ashland, Hopkinton, Northborough, Holliston,
Wayland, Medfield, Southborough, Millis, Upton, Dover, Sherborn and
Berlin.
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH