Massachusetts Severe Severe Thunderstorm Warning | Effective 06/18/2026 14:55

Headline: 
Severe Thunderstorm Warning issued June 18 at 5:55PM EDT until June 18 at 7:00PM EDT by NWS Boston/Norton MA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 18, 2026 - 2:55pm
Expires: 
June 18, 2026 - 4:00pm
Description: 
SVRBOX The National Weather Service in Boston/Norton has issued a * Severe Thunderstorm Warning for... Southeastern Worcester County in central Massachusetts... West central Norfolk County in eastern Massachusetts... South central Middlesex County in northeastern Massachusetts... * Until 700 PM EDT. * At 555 PM EDT, a severe thunderstorm was located over Charlton, or 10 miles southwest of Worcester, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include... Worcester, Framingham, Marlborough, Shrewsbury, Franklin, Milford, Hudson, Westborough, Grafton, Sudbury, Holden, Ashland, Bellingham, Auburn, Northbridge, Hopkinton, Northborough, Oxford, Holliston, and Uxbridge.
Instruction: 
A Tornado Watch remains in effect until 700 PM EDT for central and northeastern Massachusetts. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 700 PM EDT for central and northeastern Massachusetts.
Area Description: 
Middlesex, MA; Norfolk, MA; Worcester, MA
Forcast Office: 
NWS Boston/Norton MA