Alert archive / Connecticut / Special Weather Statements in 2020
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jul 13, 2020, 4:10 PM EDT. It was in force for 50 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, 2020, 4:10 PM EDT (20:10 UTC)
- Expired
- Jul 13, 2020, 5:00 PM EDT
- In force
- 50 min
- Issued by
- NWS Boston/Norton, MA
The radar
The Boston radar (KBOX), 94 km from the middle of the area, began a volume at 20:12 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, 8.2 hours before the alert went out and 112 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
- 246 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 1066 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
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, 3:53 PM EDT, 17 minutes earlier.
Area forecast discussion, Jul 13, 3:53 PM EDT, 17 minutes before
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</html>Hazardous weather outlook, Jul 13, 4:22 AM EDT, 11 hours 48 minutes before
Hazardous Weather Outlook National Weather Service Boston/Norton MA 422 AM EDT Mon Jul 13 2020 CTZ002-MAZ002-003-008>011-022-140830- Hartford CT-Western Franklin MA-Eastern Franklin MA- Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA- Eastern Hampden MA-Barnstable MA- 422 AM EDT Mon Jul 13 2020 This Hazardous Weather Outlook is for northern Connecticut, southeastern Massachusetts and western Massachusetts. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. MAZ023-024-RIZ008-140830- Dukes MA-Nantucket MA-Block Island RI- 422 AM EDT Mon Jul 13 2020 ...HIGH SURF ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... This Hazardous Weather Outlook is for southeastern Massachusetts and southern Rhode Island. .DAY ONE...Today and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. High Surf Advisory. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. ANZ230>237-250-251-254>256-140830- 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- 422 AM EDT Mon Jul 13 2020 This Hazardous Weather Outlook is for Massachusetts and Rhode Island coastal waters. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. CTZ003-004-MAZ004>007-012>021-026-RIZ001>007-140830- Tolland CT-Windham CT-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-Northern Bristol MA-Western Plymouth MA- Eastern Plymouth MA-Southern Bristol MA-Southern Plymouth MA- Northern Middlesex MA-Northwest Providence RI- Southeast Providence RI-Western Kent RI-Eastern Kent RI-Bristol RI- Washington RI-Newport RI- 422 AM EDT Mon Jul 13 2020 This Hazardous Weather Outlook is for northern Connecticut, central Massachusetts, eastern Massachusetts, northeastern Massachusetts, southeastern Massachusetts, northern Rhode Island and southern Rhode Island. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. For more information on upcoming hazardous weather, please see the Area Forecast Discussion on our webpage for the latest forecast thinking. There is also our Enhanced Hazardous Weather Outlook at www.weather.gov/box/ehwo For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov You can follow us on Twitter at @NWSBoston
In the hours before
Special weather statement, Jul 13, 2:23 PM EDT, 1 hour 47 minutes before
Special Weather Statement
National Weather Service Boston/Norton MA
223 PM EDT Mon Jul 13 2020
MAZ006-007-131900-
Eastern Essex MA-Western Essex MA-
223 PM EDT Mon Jul 13 2020
...STRONG THUNDERSTORM MOVING INTO NORTHEAST ESSEX COUNTY...
At 221 PM EDT, Doppler radar was tracking a strong thunderstorm over
Topsfield, or near Danvers, moving north at 30 mph.
Pea size hail and winds in excess of 40 mph will accompany this
storm. Brief torrential rains and cloud to ground lightning can also
be expected.
Locations impacted include...
Beverly, North Andover, Danvers, Newburyport, Amesbury, Ipswich,
Middleton, Salisbury, Georgetown, Boxford, Hamilton, Newbury,
Groveland, Merrimac, Topsfield, Rowley, Manchester, Wenham, West
Newbury and Essex.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Get indoors when this storm approaches. Winds may be strong enough to
produce minor damage, such as a few downed branches.
These storms may intensify and become capable of producing damage.
Stay tuned for updated statements and possible warnings.
&&
LAT...LON 4286 7085 4287 7082 4283 7081 4282 7085
4281 7087 4280 7083 4282 7082 4271 7078
4277 7082 4276 7083 4270 7083 4271 7080
4267 7074 4256 7081 4262 7105 4287 7096
4289 7090
TIME...MOT...LOC 1821Z 199DEG 24KT 4267 7090
LocontoSpecial weather statement, Jul 13, 3:03 PM EDT, 1 hour 7 minutes before
Special Weather Statement National Weather Service Boston/Norton MA 303 PM EDT Mon Jul 13 2020 MAZ005-014-015-131945- Suffolk MA-Central Middlesex County MA-Southeast Middlesex MA- 303 PM EDT Mon Jul 13 2020 ...STRONG THUNDERSTORM MOVING INTO SOUTHERN MIDDLESEX COUNTY... At 302 PM EDT, Doppler radar was tracking a strong thunderstorm over Lincoln, or near Waltham, moving east at 20 mph. Pea size hail and wind gusts up to 50 mph will accompany this storm. Locations impacted include... Cambridge, Newton, Somerville, Framingham, Waltham, Medford, Arlington, Billerica, Woburn, Watertown, Lexington, Belmont, Burlington, Wilmington, Acton, Winchester, Concord, Sudbury, Bedford and Wayland. PRECAUTIONARY/PREPAREDNESS ACTIONS... Get indoors when this storm approaches. Winds may be strong enough to produce minor damage, such as a few downed branches. These storms may intensify and become capable of producing damage. Stay tuned for updated statements and possible warnings. && LAT...LON 4231 7143 4249 7148 4256 7115 4237 7110 TIME...MOT...LOC 1902Z 258DEG 16KT 4242 7136 Loconto
Special weather statement, Jul 13, 3:46 PM EDT, 24 minutes before
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</html>Local storm report, Jul 13, 3:50 PM EDT, 20 minutes before
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</html>Special weather statement, Jul 13, 3:57 PM EDT, 13 minutes before
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</html>Special weather statement, Jul 13, 4:10 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 13, 1:17 PM EDT | Special Weather Statement | BOX | Hampden | 43 min |
| Jul 13, 2:23 PM EDT | Special Weather Statement | BOX | Essex | 37 min |
| Jul 13, 2:44 PM EDT | Severe Thunderstorm Warning | BOX | Essex | 61 min |
| Jul 13, 2:46 PM EDT | Special Marine Warning | BOX | 29 min | |
| Jul 13, 3:03 PM EDT | Special Weather Statement | BOX | Middlesex | 42 min |
| Jul 13, 3:31 PM EDT | Flash Flood Warning | BOX | Essex | 3 hr |
| Jul 13, 3:46 PM EDT | Special Weather Statement | BOX | Essex | 59 min |
| Jul 13, 4:52 PM EDT | Special Weather Statement | BOX | Middlesex | 38 min |
| Jul 13, 5:39 PM EDT | Special Weather Statement | BOX | Essex, Middlesex | 81 min |
| Jul 13, 5:44 PM EDT | Special Weather Statement | BOX | Hampshire | 46 min |
| Jul 13, 5:46 PM EDT | Special Weather Statement | BOX | Hampden | 44 min |
| Jul 13, 6:01 PM EDT | Special Weather Statement | BOX | Bristol | 44 min |
| Jul 13, 6:19 PM EDT | Severe Thunderstorm Warning | BOX | Hampden, Hampshire, Worcester | 56 min |
| Jul 13, 7:06 PM EDT | Severe Thunderstorm Warning | BOX | Hampden, Worcester | 54 min |
| Jul 13, 7:41 PM EDT | Special Weather Statement | BOX | Middlesex | 34 min |
| Jul 13, 3:57 PM EDT | Special Weather Statement | BOX | Providence | 63 min |
| Jul 13, 1:28 PM EDT | Special Weather Statement | BOX | 47 min | |
| Jul 13, 2:56 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 64 min |
| Jul 13, 4:53 PM EDT | Flash Flood Warning | BOX | Northeastern Connecticut Planning Region | 2 hr |
| Jul 13, 5:23 PM EDT | Special Weather Statement | BOX | 52 min |
Nearby
Special Weather Statements in Connecticut, 2020Every special weather statement in 2020
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.