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Home Return to list Severe Thunderstorm Warning 0051 Issued by the Boston Forecast Office
Action: New Issued At: 2026-08-13 16:09:54
207
WUUS51 KBOX 132109
SVRBOX
CTC013-015-MAC013-027-132215-
/O.NEW.KBOX.SV.W.0051.260813T2109Z-260813T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Boston/Norton MA
509 PM EDT Thu Aug 13 2026
The National Weather Service in Boston/Norton has issued a
* Severe Thunderstorm Warning for...
Central Windham County in northern Connecticut...
Northeastern Tolland County in northern Connecticut...
Southwestern Worcester County in central Massachusetts...
Southeastern Hampden County in western Massachusetts...
* Until 615 PM EDT.
* At 509 PM EDT, a severe thunderstorm was located over Wales, or 14
miles east of Springfield, moving southeast 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...
Plainfield, Killingly, Southbridge, Palmer, Stafford, Putnam,
Thompson, Sturbridge, Monson, Brooklyn, Woodstock, Willington,
Hampden, Warren, Canterbury, Ashford, Pomfret, Sterling, Brimfield,
and Holland.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4206 7241 4219 7224 4185 7180 4180 7179
4166 7193
TIME...MOT...LOC 2109Z 312DEG 30KT 4208 7226
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
FT
Action: Cancelled Issued At: 2026-08-13 16:40:25
285
WWUS51 KBOX 132139
SVSBOX
Severe Weather Statement
National Weather Service Boston/Norton MA
539 PM EDT Thu Aug 13 2026
MAC013-027-132149-
/O.CAN.KBOX.SV.W.0051.000000T0000Z-260813T2215Z/
Worcester MA-Hampden MA-
539 PM EDT Thu Aug 13 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WORCESTER AND
SOUTHEASTERN HAMPDEN COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4192 7218 4202 7205 4185 7180 4180 7179
4166 7193
TIME...MOT...LOC 2139Z 312DEG 30KT 4191 7201
$$
CTC013-015-132215-
/O.CON.KBOX.SV.W.0051.000000T0000Z-260813T2215Z/
Windham CT-Tolland CT-
539 PM EDT Thu Aug 13 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR CENTRAL WINDHAM AND NORTHEASTERN TOLLAND COUNTIES...
At 539 PM EDT, a severe thunderstorm was located near Pomfret, or 14
miles northeast of Mansfield, moving southeast 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...
Plainfield, Killingly, Putnam, Brooklyn, Woodstock, Canterbury,
Ashford, Pomfret, Sterling, Hampton, Eastford, and Union.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4192 7218 4202 7205 4185 7180 4180 7179
4166 7193
TIME...MOT...LOC 2139Z 312DEG 30KT 4191 7201
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
FT
Action: Continued Issued At: 2026-08-13 16:40:25
285
WWUS51 KBOX 132139
SVSBOX
Severe Weather Statement
National Weather Service Boston/Norton MA
539 PM EDT Thu Aug 13 2026
MAC013-027-132149-
/O.CAN.KBOX.SV.W.0051.000000T0000Z-260813T2215Z/
Worcester MA-Hampden MA-
539 PM EDT Thu Aug 13 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WORCESTER AND
SOUTHEASTERN HAMPDEN COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4192 7218 4202 7205 4185 7180 4180 7179
4166 7193
TIME...MOT...LOC 2139Z 312DEG 30KT 4191 7201
$$
CTC013-015-132215-
/O.CON.KBOX.SV.W.0051.000000T0000Z-260813T2215Z/
Windham CT-Tolland CT-
539 PM EDT Thu Aug 13 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR CENTRAL WINDHAM AND NORTHEASTERN TOLLAND COUNTIES...
At 539 PM EDT, a severe thunderstorm was located near Pomfret, or 14
miles northeast of Mansfield, moving southeast 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...
Plainfield, Killingly, Putnam, Brooklyn, Woodstock, Canterbury,
Ashford, Pomfret, Sterling, Hampton, Eastford, and Union.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4192 7218 4202 7205 4185 7180 4180 7179
4166 7193
TIME...MOT...LOC 2139Z 312DEG 30KT 4191 7201
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
FT
Action: Cancelled Issued At: 2026-08-13 16:54:26
769
WWUS51 KBOX 132153
SVSBOX
Severe Weather Statement
National Weather Service Boston/Norton MA
553 PM EDT Thu Aug 13 2026
CTC013-015-132203-
/O.CAN.KBOX.SV.W.0051.000000T0000Z-260813T2215Z/
Windham CT-Tolland CT-
553 PM EDT Thu Aug 13 2026
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL WINDHAM AND
NORTHEASTERN TOLLAND COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds and
heavy rain are still possible with this thunderstorm.
LAT...LON 4192 7218 4202 7205 4185 7180 4180 7179
4166 7193
TIME...MOT...LOC 2149Z 312DEG 30KT 4183 7189
$$
FT
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