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Home Return to list Severe Thunderstorm Warning 0012 Issued by the Boston Forecast Office
Action: New Issued At: 2026-05-19 17:06:03
646
WUUS51 KBOX 192205
SVRBOX
MAC017-021-023-025-192245-
/O.NEW.KBOX.SV.W.0012.260519T2205Z-260519T2245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Boston/Norton MA
605 PM EDT Tue May 19 2026
The National Weather Service in Boston/Norton has issued a
* Severe Thunderstorm Warning for...
Suffolk County in eastern Massachusetts...
Northern Norfolk County in eastern Massachusetts...
Southeastern Middlesex County in northeastern Massachusetts...
Northwestern Plymouth County in southeastern Massachusetts...
* Until 645 PM EDT.
* At 605 PM EDT, a severe thunderstorm was located over Dover, or
over Needham, moving east at 35 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Boston, Cambridge, Quincy, Newton, Framingham, Waltham, Brookline,
Weymouth, Braintree, Natick, Randolph, Watertown, Needham, Norwood,
Wellesley, Milton, Stoughton, Dedham, Walpole, and Hingham.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4235 7083 4234 7083 4213 7092 4215 7119
4219 7151 4237 7136
TIME...MOT...LOC 2205Z 282DEG 31KT 4226 7128
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
FT
Action: Continued Issued At: 2026-05-19 17:27:04
221
WWUS51 KBOX 192226
SVSBOX
Severe Weather Statement
National Weather Service Boston/Norton MA
626 PM EDT Tue May 19 2026
MAC017-021-023-025-192245-
/O.CON.KBOX.SV.W.0012.000000T0000Z-260519T2245Z/
Suffolk MA-Norfolk MA-Middlesex MA-Plymouth MA-
626 PM EDT Tue May 19 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR SUFFOLK...NORTHEASTERN NORFOLK...EAST CENTRAL MIDDLESEX AND
NORTHWESTERN PLYMOUTH COUNTIES...
At 626 PM EDT, a severe thunderstorm was located over Quincy, moving
east at 35 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Boston, Cambridge, Quincy, Newton, Waltham, Brookline, Weymouth,
Braintree, Randolph, Watertown, Needham, Norwood, Wellesley, Milton,
Stoughton, Dedham, Hingham, Canton, Rockland, and Abington.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4235 7083 4213 7092 4217 7118 4221 7128
4237 7127
TIME...MOT...LOC 2226Z 282DEG 31KT 4222 7104
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
FT
Action: Cancelled Issued At: 2026-05-19 17:33:04
485
WWUS51 KBOX 192232
SVSBOX
Severe Weather Statement
National Weather Service Boston/Norton MA
632 PM EDT Tue May 19 2026
MAC017-021-023-025-192241-
/O.CAN.KBOX.SV.W.0012.000000T0000Z-260519T2245Z/
Suffolk MA-Norfolk MA-Middlesex MA-Plymouth MA-
632 PM EDT Tue May 19 2026
...THE SEVERE THUNDERSTORM WARNING FOR SUFFOLK...NORTHEASTERN
NORFOLK...EAST CENTRAL MIDDLESEX AND NORTHWESTERN PLYMOUTH COUNTIES
IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits. Therefore, the warning has been cancelled. While the storm
has weakened below severe limits, dangerous cloud to ground
lightning continues.
LAT...LON 4235 7083 4213 7092 4217 7118 4221 7128
4237 7127
TIME...MOT...LOC 2225Z 282DEG 31KT 4221 7098
$$
FT
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