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Sunday, May 24, 2026 11:43:34

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Severe Thunderstorm Warning 0006
Issued by the Boston Forecast Office

Action Issued Starts Expiration
New 2026-05-19 16:02:31 2026-05-19 16:02:00 2026-05-19 17:00:00
Continued 2026-05-19 16:29:33 2026-05-19 17:00:00
Cancelled 2026-05-19 16:42:32 2026-05-19 17:00:00


Action: New
Issued At: 2026-05-19 16:02:31

728 
WUUS51 KBOX 192102
SVRBOX
MAC017-021-027-192200-
/O.NEW.KBOX.SV.W.0006.260519T2102Z-260519T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Boston/Norton MA
502 PM EDT Tue May 19 2026

The National Weather Service in Boston/Norton has issued a

* Severe Thunderstorm Warning for...
  East central Worcester County in central Massachusetts...
  Northwestern Norfolk County in eastern Massachusetts...
  Central Middlesex County in northeastern Massachusetts...

* Until 600 PM EDT.

* At 501 PM EDT, a severe thunderstorm was located over West
  Boylston, or 8 miles north of Worcester, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to trees and power lines.

* Locations impacted include...
  Worcester, Framingham, Leominster, Billerica, Marlborough,
  Shrewsbury, Natick, Wellesley, Westford, Acton, Hudson, Concord,
  Sudbury, Holden, Northborough, Clinton, Bedford, Wayland, Weston,
  and Maynard.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4230 7192 4248 7193 4255 7130 4231 7128
TIME...MOT...LOC 2101Z 269DEG 26KT 4240 7182 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
FT


Action: Continued
Issued At: 2026-05-19 16:29:33

583 
WWUS51 KBOX 192129
SVSBOX

Severe Weather Statement
National Weather Service Boston/Norton MA
529 PM EDT Tue May 19 2026

MAC017-021-027-192200-
/O.CON.KBOX.SV.W.0006.000000T0000Z-260519T2200Z/
Worcester MA-Norfolk MA-Middlesex MA-
529 PM EDT Tue May 19 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR EAST CENTRAL WORCESTER...NORTHWESTERN NORFOLK AND CENTRAL
MIDDLESEX COUNTIES...

At 528 PM EDT, a severe thunderstorm was located over Hudson, or near
Marlborough, moving east at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         trees and power lines.

Locations impacted include...
Framingham, Marlborough, Natick, Wellesley, Acton, Hudson, Concord,
Sudbury, Northborough, Bedford, Wayland, Weston, Maynard,
Southborough, Littleton, Lancaster, Stow, Harvard, Lincoln, and
Boxborough.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4231 7165 4249 7165 4252 7130 4231 7128
TIME...MOT...LOC 2128Z 269DEG 26KT 4240 7155 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

FT


Action: Cancelled
Issued At: 2026-05-19 16:42:32

884 
WWUS51 KBOX 192141
SVSBOX

Severe Weather Statement
National Weather Service Boston/Norton MA
541 PM EDT Tue May 19 2026

MAC017-021-027-192151-
/O.CAN.KBOX.SV.W.0006.000000T0000Z-260519T2200Z/
Worcester MA-Norfolk MA-Middlesex MA-
541 PM EDT Tue May 19 2026

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL WORCESTER...
NORTHWESTERN NORFOLK AND CENTRAL MIDDLESEX COUNTIES IS CANCELLED...

The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.

LAT...LON 4231 7165 4249 7165 4252 7130 4231 7128
TIME...MOT...LOC 2139Z 269DEG 26KT 4240 7142 

$$

FN



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