Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 34, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 1, 2012, 3:04 PM EDT for Norfolk County, Worcester County, Massachusetts; Northeastern Connecticut Planning Region, Connecticut; Providence County, Rhode Island. It was in force for 41 min. 8 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 1, 2012, 3:04 PM EDT (19:04 UTC)
- Expired
- Jul 1, 2012, 3:45 PM EDT
- In force
- 41 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
Counties Northeastern Connecticut Planning Region, CT, Norfolk County, MA, Worcester County, MA, Providence County, RI
The radar
The Boston radar (KBOX), 43 km from the middle of the area, began a volume at 19:06 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 1, 3:09 PM EDT | HAIL 0.75 | Thompson, CT | |
| Jul 1, 3:34 PM EDT | TSTM WND DMG | Glocester, RI | TREE DOWN ON WIRES ON DURFEE HILL ROAD |
| Jul 1, 3:34 PM EDT | TSTM WND GST 60 | Glocester, RI | |
| Jul 1, 3:37 PM EDT | TSTM WND DMG | Glocester, RI | TREES DOWN ON RV CAMPERS IN BOWDISH LAKE CAMPGROUND |
| Jul 1, 3:37 PM EDT | HAIL 1 | N Glocester, RI | |
| Jul 1, 3:37 PM EDT | HAIL 1 | Scituate, RI | |
| Jul 1, 3:50 PM EDT | TSTM WND DMG | Scituate, RI | TREE DOWN ON WIRES ON ROCKLAND ROAD |
| Jul 1, 3:51 PM EDT | HAIL 1 | Scituate, RI | HARTFORD AVENUE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 1, 1:35 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Chatham, MA (KCHH), launched 12:00Z, 7.1 hours before the alert went out and 144 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
- 121 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 1755 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
593 WUUS51 KBOX 011904 SVRBOX CTC015-MAC021-027-RIC007-011945- /O.NEW.KBOX.SV.W.0034.120701T1904Z-120701T1945Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAUNTON MA ISSUED BY NATIONAL WEATHER SERVICE NEW YORK NY 304 PM EDT SUN JUL 1 2012 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS... PROVIDENCE COUNTY IN RHODE ISLAND... SOUTHWESTERN NORFOLK COUNTY IN EASTERN MASSACHUSETTS... NORTHEASTERN WINDHAM COUNTY IN NORTHERN CONNECTICUT... * UNTIL 345 PM EDT... * AT 301 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR THOMPSON...OR NEAR PUTNAM...AND MOVING EAST AT 30 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FOSTER...MILLBURY...BURRILLVILLE...GLOCESTER...SCITUATE...NORTH SMITHFIELD...SMITHFIELD...BLACKSTONE...WOONSOCKET...CRANSTON... LINCOLN...JOHNSTON...CUMBERLAND AND NORTH PROVIDENCE PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 4203 7145 4175 7144 4188 7197 4204 7200 TIME...MOT...LOC 1904Z 271DEG 27KT 4196 7181 $$ JM
1 follow-up statement
343 WWUS51 KBOX 011933 SVSBOX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA ISSUED BY NATIONAL WEATHER SERVICE NEW YORK NY 333 PM EDT SUN JUL 1 2012 CTC015-MAC021-027-RIC007-011945- /O.CON.KBOX.SV.W.0034.000000T0000Z-120701T1945Z/ WINDHAM CT-NORFOLK MA-PROVIDENCE RI-WORCESTER MA- 333 PM EDT SUN JUL 1 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR EXTREME SOUTHEASTERN WORCESTER...PROVIDENCE...EXTREME SOUTHWESTERN NORFOLK AND NORTHEASTERN WINDHAM COUNTIES... AT 331 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR GLOCESTER...OR 9 MILES SOUTHWEST OF WOONSOCKET...MOVING SOUTHEAST AT 25 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NORTH SMITHFIELD...BLACKSTONE...SCITUATE...SMITHFIELD...CUMBERLAND...NORTH PROVIDENCE...LINCOLN...JOHNSTON AND CRANSTON PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 4202 7192 4203 7145 4175 7144 4186 7189 TIME...MOT...LOC 1933Z 295DEG 20KT 4189 7161 $$ JM
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 3:06 PM EDT | Severe Thunderstorm Warning | BOX | Hampden, Hampshire | 39 min |
| Jul 1, 3:40 PM EDT | Severe Thunderstorm Warning | BOX | Barnstable, Plymouth | 50 min |
| Jul 1, 3:42 PM EDT | Special Marine Warning | BOX | 48 min | |
| Jul 1, 3:44 PM EDT | Severe Thunderstorm Warning | BOX | Bristol, Worcester | 46 min |
| Jul 1, 3:48 PM EDT | Special Marine Warning | BOX | 27 min | |
| Jul 1, 4:34 PM EDT | Severe Thunderstorm Warning | BOX | Bristol | 41 min |
| Jul 1, 4:56 PM EDT | Special Marine Warning | BOX | 34 min | |
| Jul 1, 5:02 PM EDT | Special Marine Warning | BOX | 43 min | |
| Jul 1, 5:33 PM EDT | Special Marine Warning | BOX | 27 min | |
| Jul 1, 5:43 PM EDT | Special Weather Statement | BOX | Dukes | 47 min |
| Jul 1, 5:52 PM EDT | Special Marine Warning | BOX | 38 min | |
| Jul 1, 6:11 PM EDT | Special Marine Warning | BOX | 49 min | |
| Jul 1, 6:56 PM EDT | Special Marine Warning | BOX | 49 min | |
| Jul 1, 7:03 PM EDT | Special Marine Warning | BOX | 57 min | |
| Jul 1, 2:51 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 38 min |
| Jul 1, 2:59 PM EDT | Special Weather Statement | BOX | 31 min | |
| Jul 1, 3:38 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 52 min |
| Jul 1, 4:27 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 24 min |
| Jul 1, 4:10 PM EDT | Severe Thunderstorm Warning | BOX | Washington | 35 min |
| Jul 1, 6:24 PM EDT | Special Weather Statement | BOX | Washington | 36 min |
| Jul 1, 6:35 PM EDT | Severe Thunderstorm Warning | BOX | Washington | 25 min |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 2012Severe Thunderstorm Warnings in Connecticut, 2012Severe Thunderstorm Warnings in Rhode Island, 2012Every severe thunderstorm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.