Alert archive / Connecticut / Special Weather Statements in 2017
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jul 13, 2017, 4:34 PM EDT. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 13, 2017, 4:34 PM EDT (20:34 UTC)
- Expired
- Jul 13, 2017, 5:15 PM EDT
- In force
- 41 min
- Issued by
- NWS Boston/Norton, MA
The radar
The Brookhaven radar (KOKX), 83 km from the middle of the area, began a volume at 20:36 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 8.6 hours before the alert went out and 83 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 572 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 1449 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 103 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.3
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Boston/Norton, MA wrote its last area forecast discussion before this special weather statement went out at Jul 13, 3:45 PM EDT, 49 minutes earlier.
Area forecast discussion, Jul 13, 3:45 PM EDT, 49 minutes before
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</html>Hazardous weather outlook, Jul 13, 2:01 PM EDT, 2 hours 33 minutes before
Hazardous Weather Outlook National Weather Service Taunton MA 201 PM EDT Thu Jul 13 2017 MAZ002>007-012>016-019-022>024-026-RIZ008-141815- Western Franklin MA-Eastern Franklin MA-Northern Worcester MA- Central Middlesex MA-Western Essex MA-Eastern Essex MA- Southern Worcester MA-Western Norfolk MA-Southeast Middlesex MA- Suffolk MA-Eastern Norfolk MA-Eastern Plymouth MA-Barnstable MA- Dukes MA-Nantucket MA-Northern Middlesex MA-Block Island RI- 201 PM EDT Thu Jul 13 2017 This Hazardous Weather Outlook is for central Massachusetts, eastern Massachusetts, northeastern Massachusetts, southeastern Massachusetts, western Massachusetts and southern Rhode Island. .DAY ONE...This Afternoon and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. CTZ002>004-MAZ008>011-141815- Hartford CT-Tolland CT-Windham CT-Western Hampshire MA- Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA- 201 PM EDT Thu Jul 13 2017 ...FLASH FLOOD WATCH IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SEVERE THUNDERSTORM WATCH 412 IN EFFECT UNTIL 8 PM EDT THIS EVENING... This Hazardous Weather Outlook is for northern Connecticut and western Massachusetts. .DAY ONE...This Afternoon and Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. Severe Thunderstorm Watch. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. MAZ017-018-020-021-RIZ001>007-141815- Northern Bristol MA-Western Plymouth MA-Southern Bristol MA- Southern Plymouth MA-Northwest Providence RI-Southeast Providence RI- Western Kent RI-Eastern Kent RI-Bristol RI-Washington RI-Newport RI- 201 PM EDT Thu Jul 13 2017 ...FLASH FLOOD WATCH IN EFFECT UNTIL 8 PM EDT THIS EVENING... This Hazardous Weather Outlook is for southeastern Massachusetts, northern Rhode Island and southern Rhode Island. .DAY ONE...This Afternoon and Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. ANZ230>237-250-251-254>256-141815- Boston Harbor-Cape Cod Bay-Nantucket Sound-Vineyard Sound- Buzzards Bay-Rhode Island Sound-Narragansett Bay-Block Island Sound- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary-Massachusetts Bay and Ipswich Bay- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 201 PM EDT Thu Jul 13 2017 This Hazardous Weather Outlook is for Massachusetts and Rhode Island coastal waters. .DAY ONE...This Afternoon and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/NWSBoston You can follow us on Twitter at @NWSBoston
In the hours before
Special weather statement, Jul 13, 2:21 PM EDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE Taunton MA 221 PM EDT THU JUL 13 2017 RIZ003-004-006-131845- Washington RI-Eastern Kent RI-Western Kent RI- 221 PM EDT THU JUL 13 2017 ...Strong Thunderstorm in Western Rhode Island... At 221 PM EDT, Doppler radar was tracking a strong thunderstorm near Hopkinton, or 11 miles south of Coventry, moving east at 30 mph. Winds in excess of 40 mph will accompany this storm. Locations impacted include... Warwick, South Kingstown, North Kingstown, Narragansett, East Greenwich, Hopkinton, Richmond, Exeter and West Greenwich. PRECAUTIONARY/PREPAREDNESS ACTIONS... Get indoors when this storm approaches. Winds may be strong enough to produce minor damage, such as a few downed branches. Do not drive through flooded roads or underpasses. Avoid low lying areas near small streams. && LAT...LON 4147 7179 4160 7179 4165 7144 4146 7143 TIME...MOT...LOC 1821Z 267DEG 28KT 4154 7173 JWD
Special weather statement, Jul 13, 2:28 PM EDT, 2 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE Taunton MA
228 PM EDT THU JUL 13 2017
CTZ003-004-131915-
Tolland CT-Windham CT-
228 PM EDT THU JUL 13 2017
...Strong Thunderstorm in Southern Tolland County...
At 227 PM EDT, Doppler radar was tracking a strong thunderstorm over
Andover, or 7 miles southeast of Manchester, moving east at 30 mph.
Winds in excess of 40 mph will accompany this storm.
Locations impacted include...
Mansfield, Windham, Plainfield, Willimantic, Coventry, Hebron,
Brooklyn, Lebanon, Columbia, Canterbury, Bolton, Pomfret, Andover,
Chaplin, Hampton, Eastford and Scotland.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Get indoors when this storm approaches. Winds may be strong enough to
produce minor damage, such as a few downed branches.
Do not drive through flooded roads or underpasses. Avoid low lying
areas near small streams.
&&
LAT...LON 4179 7243 4185 7196 4166 7195 4167 7218
4171 7224 4169 7227 4167 7227 4168 7242
TIME...MOT...LOC 1827Z 267DEG 28KT 4173 7239
JWDSpecial weather statement, Jul 13, 3:13 PM EDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE Taunton MA
313 PM EDT THU JUL 13 2017
CTZ002-MAZ009-011-132000-
Hartford CT-Western Hampden MA-Eastern Hampden MA-
313 PM EDT THU JUL 13 2017
...Strong Thunderstorm Near the Massachusetts and Connecticut
Border...
At 312 PM EDT, Doppler radar was tracking a strong thunderstorm over
Hartland, moving east at 40 mph.
Winds in excess of 40 mph will accompany this storm.
Locations impacted include...
Enfield, Windsor, Agawam, Simsbury, Bloomfield, Longmeadow, Suffield,
Windsor Locks, Granby, East Windsor, Canton, Southwick, East Granby,
Hartland, Granville and Tolland.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Get indoors when this storm approaches. Winds may be strong enough to
produce minor damage, such as a few downed branches.
&&
LAT...LON 4203 7251 4187 7252 4190 7291 4197 7289
4197 7298 4201 7302 4204 7301 4204 7304
4210 7307
TIME...MOT...LOC 1912Z 278DEG 37KT 4200 7300
JWDSpecial weather statement, Jul 13, 3:58 PM EDT, 36 minutes before
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</html>Special weather statement, Jul 13, 4:21 PM EDT, 13 minutes before
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</html>Special weather statement, Jul 13, 4:34 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 8:16 PM EDT | Areal Flood Warning | BOX | Middlesex, Norfolk, Suffolk | 3 hr |
| Jul 13, 11:06 AM EDT | Flash Flood Watch | BOX | Bristol, Hampden, Hampshire, Plymouth | 8 hr |
| Jul 13, 2:34 PM EDT | Special Marine Warning | BOX | 56 min | |
| Jul 13, 3:13 PM EDT | Special Weather Statement | BOX | Hampden | 47 min |
| Jul 13, 4:21 PM EDT | Special Weather Statement | BOX | Plymouth | 39 min |
| Jul 13, 1:20 PM EDT | Special Weather Statement | BOX | Providence | 25 min |
| Jul 13, 2:21 PM EDT | Special Weather Statement | BOX | Kent | 24 min |
| Jul 13, 2:41 PM EDT | Flash Flood Warning | BOX | Washington | 3 hr |
| Jul 13, 2:28 PM EDT | Special Weather Statement | BOX | 47 min | |
| Jul 13, 3:58 PM EDT | Special Weather Statement | BOX | 47 min |
Nearby
Special Weather Statements in Connecticut, 2017Every special weather statement in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.