Alert archive / Connecticut / Special Weather Statements in 2021
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jun 14, 2021, 8:13 AM EDT for Worcester County, Massachusetts. It was in force for 47 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 14, 2021, 8:13 AM EDT (12:13 UTC)
- Expired
- Jun 14, 2021, 9:00 AM EDT
- In force
- 47 min
- Issued by
- NWS Boston/Norton, MA
County Worcester County, MA
The radar
The Brookhaven radar (KOKX), 103 km from the middle of the area, began a volume at 12:11 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, 0.2 hours before the alert went out and 103 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 687 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
154
WWUS81 KBOX 141213
SPSBOX
Special Weather Statement
National Weather Service Boston/Norton MA
813 AM EDT Mon Jun 14 2021
CTZ002>004-MAZ003>005-010>012-RIZ001-141300-
Hartford CT-Tolland CT-Windham CT-Southern Worcester MA-
Central Middlesex County MA-Eastern Hampden MA-Northern Worcester MA-
Eastern Franklin MA-Eastern Hampshire MA-Northwest Providence RI-
813 AM EDT Mon Jun 14 2021
...LINE OF STRONG THUNDERSTORMS...
At 813 AM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Oakham to Manchester. Movement was east
at 45 mph.
Winds in excess of 40 mph will accompany these storms.
Locations impacted include...
Worcester, Springfield, Hartford, New Britain, West Hartford,
Bristol, Manchester, Chicopee, East Hartford, Enfield, Southington,
Marlborough, Shrewsbury, Glastonbury, Newington, Vernon, Windsor,
Agawam, Wethersfield and Mansfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Get indoors when these storms approach. Winds may be strong enough to
produce minor damage, such as a few downed branches.
Frequent lightning was occurring. Lightning can strike far away from
the storm. Go inside a building or vehicle. Wait at least 30 minutes
until after the storm has passed to resume outdoor activities.
&&
LAT...LON 4241 7233 4239 7150 4173 7180 4163 7196
4166 7216 4171 7224 4164 7233 4161 7233
4159 7239 4160 7241 4158 7246 4165 7251
4165 7253 4163 7271 4160 7272 4155 7282
4157 7283 4156 7294 4163 7293 4164 7297
TIME...MOT...LOC 1212Z 281DEG 41KT 4234 7200 4176 7250
$$
BLThe office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 5:57 AM EDT | Special Weather Statement | BOX | Franklin | 48 min |
| Jun 14, 6:15 AM EDT | Special Weather Statement | BOX | Hampshire | 60 min |
| Jun 14, 6:48 AM EDT | Special Weather Statement | BOX | Hampden | 42 min |
| Jun 14, 7:29 AM EDT | Special Weather Statement | BOX | Hampden, Worcester | 46 min |
| Jun 14, 1:17 PM EDT | Special Weather Statement | BOX | Bristol, Kent, Providence | 58 min |
Nearby
Special Weather Statements in Connecticut, 2021Special Weather Statements in Massachusetts, 2021Every special weather statement in 2021
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.