Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 27, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 23, 2017, 2:32 PM EDT for Essex County, Massachusetts. It was in force for 17 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 23, 2017, 2:32 PM EDT (18:32 UTC)
- Expired
- Jun 23, 2017, 2:49 PM EDT
- In force
- 17 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Essex County, MA
The radar
The Boston radar (KBOX), 86 km from the middle of the area, began a volume at 18:33 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
Chatham, MA (KCHH), launched 12:00Z, 6.5 hours before the alert went out and 132 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
- 13 J/kg
- Mixed-layer CIN
- -215 J/kg
- Mixed-layer LCL
- 926 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
044
WUUS51 KBOX 231832
SVRBOX
MAC009-231915-
/O.NEW.KBOX.SV.W.0027.170623T1832Z-170623T1915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Taunton MA
232 PM EDT FRI JUN 23 2017
The National Weather Service in Taunton has issued a
* Severe Thunderstorm Warning for...
Central Essex County in northeastern Massachusetts...
* Until 315 PM EDT
* At 231 PM EDT, a severe thunderstorm was located over Hamilton, or
near Beverly, moving northeast at 20 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Ipswich, Hamilton, Topsfield and Essex.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4272 7076 4270 7076 4267 7070 4261 7088
4263 7092 4276 7077
TIME...MOT...LOC 1831Z 222DEG 18KT 4265 7086
HAIL...<.75IN
WIND...60MPH
$$
Belk1 follow-up statement
556
WWUS51 KBOX 231849
SVSBOX
Severe Weather Statement
National Weather Service Taunton MA
249 PM EDT FRI JUN 23 2017
MAC009-231859-
/O.CAN.KBOX.SV.W.0027.000000T0000Z-170623T1915Z/
Essex MA-
249 PM EDT FRI JUN 23 2017
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ESSEX COUNTY IS
CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.
LAT...LON 4272 7076 4270 7076 4267 7070 4261 7088
4263 7092 4276 7077
TIME...MOT...LOC 1848Z 222DEG 18KT 4272 7078
$$
BelkThe office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 23, 1:43 PM EDT | Special Weather Statement | BOX | Essex, Middlesex, Suffolk | 47 min |
| Jun 23, 1:56 PM EDT | Severe Thunderstorm Warning | BOX | Essex, Middlesex, Suffolk | 64 min |
| Jun 23, 2:33 PM EDT | Special Marine Warning | BOX | 57 min | |
| Jun 23, 3:58 PM EDT | Coastal Flood Statement | BOX | Barnstable, Essex, Nantucket, Norfolk, Plymouth, Suffolk | 9 hr |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 2017Every severe thunderstorm warning 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.