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Thursday, Jun 25, 2026 14:57:10

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Severe Thunderstorm Warning 0019
Issued by the Boston Forecast Office

Action Issued Starts Expiration
New 2026-06-18 16:55:33 2026-06-18 16:55:00 2026-06-18 18:00:00
Cancelled 2026-06-18 17:16:33 2026-06-18 18:00:00


Action: New
Issued At: 2026-06-18 16:55:33

405 
WUUS51 KBOX 182155
SVRBOX
MAC017-021-027-182300-
/O.NEW.KBOX.SV.W.0019.260618T2155Z-260618T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Boston/Norton MA
555 PM EDT Thu Jun 18 2026

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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 4211 7207 4224 7207 4241 7148 4210 7136
TIME...MOT...LOC 2155Z 264DEG 28KT 4216 7196 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BW


Action: Cancelled
Issued At: 2026-06-18 17:16:33

234 
WWUS51 KBOX 182216
SVSBOX

Severe Weather Statement
National Weather Service Boston/Norton MA
616 PM EDT Thu Jun 18 2026

MAC017-021-027-182226-
/O.CAN.KBOX.SV.W.0019.000000T0000Z-260618T2300Z/
Worcester MA-Norfolk MA-Middlesex MA-
616 PM EDT Thu Jun 18 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WORCESTER...WEST
CENTRAL NORFOLK AND SOUTH CENTRAL MIDDLESEX COUNTIES IS CANCELLED...

The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

A Tornado Watch remains in effect until 700 PM EDT for central and
northeastern Massachusetts.

LAT...LON 4211 7207 4224 7207 4241 7148 4210 7136
TIME...MOT...LOC 2209Z 264DEG 28KT 4217 7174 

$$

BW



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