SMWBOX The National Weather Service in Boston/Norton has issued a * Special Marine Warning for. Boston Harbor. Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary. Massachusetts Bay and Ipswich Bay. * Until 1000 PM EDT. * At 837 PM EDT, a strong thunderstorm was located near Boston, moving east at 25 knots. HAZARD. Wind gusts to 40 knots and small hail. SOURCE. Radar. IMPACT. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include. Boston Harbor, Boston Buoy 44013, Boston Light, Mass Bay Buoy 44029, Broad Sound, Quincy Harbor, The Coastal Waters East Of Boston Harbor, and Minot Light.

FFWBOX The National Weather Service in Norton has issued a * Flash Flood Warning for. Southeastern Worcester County in central Massachusetts. * Until 945 PM EDT. * At 748 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD. Flash flooding caused by thunderstorms. SOURCE. Radar. IMPACT. Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include. Worcester, Shrewsbury, Westborough, Grafton, Holden, Auburn, Hopkinton, Northborough, Oxford, Millbury, Charlton, Spencer, Leicester, Sutton, West Boylston, Upton, Paxton and Boylston.

SVRBOX The National Weather Service in Boston/Norton has issued a * Severe Thunderstorm Warning for. Northeastern Norfolk County in eastern Massachusetts. Suffolk County in eastern Massachusetts. East central Middlesex County in northeastern Massachusetts. * Until 930 PM EDT. * At 847 PM EDT, a severe thunderstorm was located over Brookline, moving east at 30 mph. HAZARD. 60 mph wind gusts. SOURCE. Radar indicated. IMPACT. Expect damage to roofs, siding, and trees. * Locations impacted include. Boston, Cambridge, Quincy, Newton, Somerville, Brookline, Revere, Everett, Chelsea, Watertown, Needham, Milton, Dedham, Winthrop, Westwood, and Hull.

FFWBOX The National Weather Service in Norton has issued a * Flash Flood Warning for. Southwestern Worcester County in central Massachusetts. Southeastern Hampden County in western Massachusetts. * Until 1015 PM EDT. * At 813 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD. Flash flooding caused by thunderstorms. SOURCE. Radar. IMPACT. Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include. Springfield, Chicopee, Enfield, Agawam, West Springfield, Ludlow, Southbridge, Longmeadow, Suffield, East Longmeadow, Wilbraham, Charlton, Palmer, Spencer, Somers, Dudley, Leicester, Sturbridge, Monson and Hampden.

At 847 PM EDT, Doppler radar indicated thunderstorms producing heavy rain Significant flooding has been reported in the vicinity of Route 20 and Grafton Street in Worcester. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 0.5 to 1 inch in 1 hour. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD. Flash flooding caused by thunderstorms. SOURCE. Radar. IMPACT. Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include. Worcester, Shrewsbury, Westborough, Grafton, Holden, Auburn, Hopkinton, Northborough, Oxford, Millbury, Charlton, Spencer, Leicester, Sutton, West Boylston, Upton, Paxton and Boylston.

FFWBOX The National Weather Service in Norton has issued a * Flash Flood Warning for. Eastern Worcester County in central Massachusetts. North Central Norfolk County in eastern Massachusetts. Suffolk County in eastern Massachusetts. Southeastern Middlesex County in northeastern Massachusetts. * Until 1030 PM EDT. * At 833 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have fallen. The expected rainfall rate is 1 to 1.5 inches in 1 hour. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD. Flash flooding caused by thunderstorms. SOURCE. Radar. IMPACT. Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include. Boston, Cambridge, Quincy, Newton, Somerville, Framingham, Waltham, Brookline, Medford, Revere, Arlington, Everett, Marlborough, Chelsea, Natick, Watertown, Needham, Wellesley, Dedham and Belmont.

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 469 IN EFFECT UNTIL MIDNIGHT EDT TONIGHT FOR THE FOLLOWING AREAS IN CONNECTICUT THIS WATCH INCLUDES 3 COUNTIES IN NORTHERN CONNECTICUT HARTFORD TOLLAND WINDHAM THIS INCLUDES THE CITIES OF HARTFORD, PUTNAM, UNION, VERNON, AND WILLIMANTIC.