Alert archive / Massachusetts / Special Weather Statements in 2017
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jun 30, 2017, 9:59 PM EDT for Middlesex County, Worcester County, Massachusetts. It was in force for 61 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
- Jun 30, 2017, 9:59 PM EDT (01:59 UTC)
- Expired
- Jun 30, 2017, 11:00 PM EDT
- In force
- 61 min
- Issued by
- NWS Boston/Norton, MA
Counties Middlesex County, MA, Worcester County, MA
The radar
The Boston radar (KBOX), 70 km from the middle of the area, began a volume at 02:02 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
Albany, NY (KALY), launched 00:00Z, 2.0 hours before the alert went out and 173 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
- 407 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 834 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 144 m²/s²
- 0-3 km storm-relative helicity
- 259 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.6
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 Jun 30, 7:54 PM EDT, 2 hours 5 minutes earlier.
Area forecast discussion, Jun 30, 7:54 PM EDT, 2 hours 5 minutes before
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</html>Hazardous weather outlook, Jun 30, 7:37 PM EDT, 2 hours 22 minutes before
Hazardous Weather Outlook National Weather Service Taunton MA 737 PM EDT Fri Jun 30 2017 CTZ002>004-MAZ002>024-026-RIZ001>008-012345- Hartford CT-Tolland CT-Windham CT-Western Franklin MA- Eastern Franklin MA-Northern Worcester MA-Central Middlesex MA- Western Essex MA-Eastern Essex MA-Western Hampshire MA- Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA- Southern Worcester MA-Western Norfolk MA-Southeast Middlesex MA- Suffolk MA-Eastern Norfolk MA-Northern Bristol MA- Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA- Southern Plymouth MA-Barnstable MA-Dukes MA-Nantucket MA- Northern Middlesex MA-Northwest Providence RI- Southeast Providence RI-Western Kent RI-Eastern Kent RI-Bristol RI- Washington RI-Newport RI-Block Island RI- 737 PM EDT Fri Jun 30 2017 This Hazardous Weather Outlook is for northern Connecticut, all of Massachusetts except Berkshire County, and Rhode Island. .DAY ONE...Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Late Saturday into Saturday night... There is a low risk for a few strong thunderstorms across Southern New England. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. ANZ230>237-250-251-254>256-012345- 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- 737 PM EDT Fri Jun 30 2017 This Hazardous Weather Outlook is for Massachusetts and Rhode Island coastal waters. .DAY ONE...Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. 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, Jun 30, 6:53 PM EDT, 3 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE Taunton MA
653 PM EDT FRI JUN 30 2017
CTZ002-302330-
Hartford CT-
653 PM EDT FRI JUN 30 2017
...Strong Thunderstorm moving across southernmost Hartford County...
At 650 PM EDT, Doppler radar was tracking a strong thunderstorm over
Cheshire, or near Waterbury, moving east at 25 mph. This storm may
clip the southern portions of the towns of Southington and Berlin.
Nickel size hail and wind gusts up to 50 mph will accompany this
storm.
Locations impacted include...
Southington and Berlin.
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 4159 7294 4159 7275 4158 7276 4157 7280
4155 7282 4157 7283 4157 7285 4155 7285
4155 7287 4156 7288 4156 7295
TIME...MOT...LOC 2250Z 270DEG 22KT 4153 7293
FieldLocal storm report, Jun 30, 6:58 PM EDT, 3 hours 1 minute before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE TAUNTON MA
658 PM EDT FRI JUN 30 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0524 PM TSTM WND DMG CHARLEMONT 42.63N 72.88W
06/30/2017 FRANKLIN MA AMATEUR RADIO
TREE DOWN ON ROUTE 2 PARTIALLY BLOCKING THE ROAD NEAR
THE SAVOY STATE FOREST.
0605 PM FLOOD GREENFIELD 42.59N 72.60W
06/30/2017 FRANKLIN MA AMATEUR RADIO
SEVERAL STREETS FLOODED AND IMPASSABLE INCLUDING
CHAPMAN... GRINNELL AND DEERFIELD STREETS.
0611 PM TSTM WND DMG CANTON 41.82N 72.90W
06/30/2017 HARTFORD CT AMATEUR RADIO
TREE DOWN ON EAST HILL ROAD... GRACEY ROAD... AND ON
LAWTON ROAD AT WASHBURN ROAD.
0611 PM TSTM WND DMG CANTON 41.82N 72.90W
06/30/2017 HARTFORD CT AMATEUR RADIO
BAHRE CORNER ROAD ... 5 TRANSFORMERS ALONG WITH TREES
AND WIRES BLOWN OVER DOWN ONTO THE GROUND.
0615 PM TSTM WND DMG SIMSBURY 41.88N 72.81W
06/30/2017 HARTFORD CT AMATEUR RADIO
TREE DOWN ON CAR ON NOTCH ROAD. TREES DOWN ON WIRES ON
WEST MOUNTAIN ROAD AT ROSWELL. TREE DOWN ON ROUTE 10 202
NEAR BIKE PATH.
0641 PM FLOOD WEST HARTFORD 41.77N 72.75W
06/30/2017 HARTFORD CT AMATEUR RADIO
ALONG NORTH MAIN STREET AND ALBANY AVENUE ROUTE 44
ROUGHLY 2.0 TO 2.5 FEET OF STREET FLOODING.
&&
SIPPRELLSpecial weather statement, Jun 30, 7:39 PM EDT, 2 hours 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE Taunton MA
739 PM EDT FRI JUN 30 2017
MAZ005-006-026-010030-
Northwest Middlesex County MA-Central Middlesex County MA-
Western Essex MA-
739 PM EDT FRI JUN 30 2017
...Strong Thunderstorm moving through west central Essex and
northeastern Middlesex Counties...
At 737 PM EDT, Doppler radar was tracking a strong thunderstorm over
Groton, or 9 miles west of Chelmsford, moving east at 35 mph.
Winds in excess of 40 mph will accompany this storm along with heavy
downpours.
Locations impacted include...
Lowell, Nashua, Lawrence, Methuen, Billerica, Chelmsford, Andover,
Dracut, Tewksbury, North Andover, Salem, Wilmington, Westford, North
Reading, Pepperell, Tyngsborough, Groton, Littleton, Hollis and Ayer.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Get indoors when this storm approaches. Winds may be strong enough
to produce minor damage, such as a few downed branches. Remember
also, when thunder roars, go indoors.
Do not drive through flooded roads or underpasses. Avoid low lying
areas near small streams.
&&
LAT...LON 4259 7106 4256 7161 4269 7166 4271 7157
4270 7129 4274 7124 4274 7119 4277 7118
4278 7115
TIME...MOT...LOC 2337Z 256DEG 30KT 4261 7155
ThompsonSpecial weather statement, Jun 30, 9:10 PM EDT, 49 minutes before
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</html>Special weather statement, Jun 30, 9:32 PM EDT, 27 minutes before
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</html>Special weather statement, Jun 30, 9:59 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 |
|---|---|---|---|---|
| Jun 30, 9:10 PM EDT | Special Weather Statement | BOX | Hampshire, Worcester | 35 min |
| Jul 1, 4:19 AM EDT | Small Craft Advisory | BOX | 19 hr |
Nearby
Special Weather Statements in Massachusetts, 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.