Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 85, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Aug 10, 2012, 5:16 PM EDT for Bristol County, Plymouth County, Massachusetts; Bristol County, Newport County, Rhode Island. It was in force for 59 min. 5 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
- Aug 10, 2012, 5:16 PM EDT (21:16 UTC)
- Expired
- Aug 10, 2012, 6:15 PM EDT
- In force
- 59 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
Counties Bristol County, MA, Plymouth County, MA, Bristol County, RI, Newport County, RI
The radar
The Boston radar (KBOX), 33 km from the middle of the area, began a volume at 21:18 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 |
|---|---|---|---|
| Aug 10, 5:30 PM EDT | TSTM WND DMG | Taunton, MA | SEVERAL HEALTHY 1 FOOT DIAMETER TREES DOWNED ON TREMONT STREET. TREES WERE DOWNED ONTO 4 CARS. |
| Aug 10, 5:30 PM EDT | NON-TSTM WND GST 65 | Barrington, RI | HAM RADIO |
| Aug 10, 5:55 PM EDT | TSTM WND DMG | Taunton, MA | MICROBURST VERIFIED WITH UP TO 80 MPH WINDS. SEVERAL HEALTHY TREES UP TO 1 FOOT IN DIAMETER DOWNED BEHIND HOME ON TREMONT STREET...FALLING ONTO FOUR VEHICLES. ANOTHER TREE DOWN ON A HOUSE NEXT DOOR. SEVERAL OTHER TREES AND LARGE BRANCHES DOWN...INCLUDING A TRE |
| Aug 10, 6:00 PM EDT | TSTM WND DMG | Taunton, MA | SEVERAL HEALTHY 1 FOOT DIAMETER TREES DOWNED ON TREMONT STREET. TREES WERE DOWNED ONTO 4 CARS. |
| Aug 10, 6:21 PM EDT | TSTM WND DMG | Taunton, MA | TREE ON TO HOUSE ON WARREN STREET AND SHORE STREET |
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 |
|---|---|---|---|
| Aug 10, 3:31 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Chatham, MA (KCHH), launched 12:00Z, 9.3 hours before the alert went out and 106 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
- 424 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 475 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
098
WUUS51 KBOX 102116
SVRBOX
MAC005-023-RIC001-005-102215-
/O.NEW.KBOX.SV.W.0085.120810T2116Z-120810T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
516 PM EDT FRI AUG 10 2012
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BRISTOL COUNTY IN RHODE ISLAND...
THIS INCLUDES THE CITIES OF...BRISTOL...BARRINGTON...
NORTHERN NEWPORT COUNTY IN RHODE ISLAND...
BRISTOL COUNTY IN SOUTHEAST MASSACHUSETTS...
THIS INCLUDES THE CITIES OF...TAUNTON...FALL RIVER...
CENTRAL PLYMOUTH COUNTY IN SOUTHEAST MASSACHUSETTS...
* UNTIL 615 PM EDT
* AT 511 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED NEAR PORTSMOUTH...OR 6 MILES
NORTH OF NEWPORT...AND WAS MOVING NORTHEAST AT 35 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE...TIVERTON...WARREN...
WESTPORT...SWANSEA...SOMERSET...DIGHTON...FREETOWN...BERKLEY...
LAKEVILLE...RAYNHAM...MIDDLEBOROUGH...EASTON...BRIDGEWATER AND WEST
BRIDGEWATER.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL...AS WELL
AS DEADLY LIGHTNING AND TORRENTIAL RAIN. GET TO SAFE SHELTER NOW...
INSIDE A STURDY BUILDING OR IN A VEHICLE. DO NOT SEEK SHELTER UNDER
TREES. IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY
LIGHTNING. DRIVERS SHOULD BE ALERT FOR PONDING OF WATER AND AVOID
FLOODED ROADS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FRIDAY EVENING FOR
NORTHERN CONNECTICUT AND MASSACHUSETTS AND CENTRAL RHODE ISLAND.
&&
LAT...LON 4156 7132 4157 7130 4157 7133 4167 7136
4167 7134 4163 7130 4159 7130 4163 7128
4167 7132 4170 7130 4173 7133 4208 7110
4185 7073 4170 7093 4154 7131
TIME...MOT...LOC 2116Z 221DEG 29KT 4161 7129
$$
FIELDThe office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 4:31 AM EDT | Small Craft Advisory | BOX | 3 days | |
| Aug 10, 10:57 AM EDT | Special Weather Statement | BOX | Hampshire | 63 min |
| Aug 10, 11:07 AM EDT | Special Weather Statement | BOX | Hampshire | 53 min |
| Aug 10, 11:35 AM EDT | Special Weather Statement | BOX | Hampden | 55 min |
| Aug 10, 11:40 AM EDT | Special Weather Statement | BOX | Franklin | 65 min |
| Aug 10, 11:45 AM EDT | Special Weather Statement | BOX | Franklin | 60 min |
| Aug 10, 11:52 AM EDT | Areal Flood Advisory | BOX | Franklin, Hampden, Hampshire | 6 hr |
| Aug 10, 12:29 PM EDT | Special Weather Statement | BOX | Hampshire | 61 min |
| Aug 10, 1:15 PM EDT | Severe Thunderstorm Warning | BOX | Hampden, Hampshire | 30 min |
| Aug 10, 2:29 PM EDT | Special Weather Statement | BOX | Worcester | 61 min |
| Aug 10, 3:13 PM EDT | Special Marine Warning | BOX | 92 min | |
| Aug 10, 3:36 PM EDT | Areal Flood Advisory | BOX | Bristol, Hampden, Hampshire, Middlesex, Norfolk, Plymouth and 2 more | 2 hr |
| Aug 10, 4:45 PM EDT | Special Marine Warning | BOX | 30 min | |
| Aug 10, 4:45 PM EDT | Severe Thunderstorm Warning | BOX | Hampden, Worcester | 45 min |
| Aug 10, 5:00 PM EDT | Tornado Warning | BOX | Hampden, Hampshire | 45 min |
| Aug 10, 5:03 PM EDT | Special Marine Warning | BOX | 87 min | |
| Aug 10, 5:09 PM EDT | Flash Flood Warning | BOX | Bristol, Plymouth | 3 hr |
| Aug 10, 5:20 PM EDT | Special Marine Warning | BOX | 25 min | |
| Aug 10, 5:27 PM EDT | Flash Flood Warning | BOX | Franklin, Hampden, Hampshire, Middlesex, Norfolk, Suffolk and 1 more | 3 hr |
| Aug 10, 5:31 PM EDT | Severe Thunderstorm Warning | BOX | Hampden, Worcester | 44 min |
| Aug 10, 5:33 PM EDT | Severe Thunderstorm Warning | BOX | Bristol | 27 min |
| Aug 10, 5:45 PM EDT | Severe Thunderstorm Warning | BOX | Franklin, Hampden, Hampshire, Worcester | 45 min |
| Aug 10, 5:47 PM EDT | Special Weather Statement | BOX | Middlesex | 43 min |
| Aug 10, 5:55 PM EDT | Flash Flood Warning | BOX | Essex | 3 hr |
| Aug 10, 6:08 PM EDT | Special Marine Warning | BOX | 52 min | |
| Aug 10, 6:23 PM EDT | Severe Thunderstorm Warning | BOX | Bristol, Middlesex, Norfolk, Plymouth, Suffolk | 37 min |
| Aug 10, 6:46 PM EDT | Special Weather Statement | BOX | Bristol | 44 min |
| Aug 10, 7:45 PM EDT | Special Marine Warning | BOX | 30 min | |
| Aug 10, 3:10 PM EDT | Special Weather Statement | BOX | Bristol, Kent, Newport, Washington | 50 min |
| Aug 10, 3:41 PM EDT | Severe Thunderstorm Warning | BOX | Washington | 19 min |
| Aug 10, 4:09 PM EDT | Severe Thunderstorm Warning | BOX | Newport, Washington | 36 min |
| Aug 10, 4:43 PM EDT | Severe Thunderstorm Warning | BOX | Bristol, Kent, Newport, Washington | 62 min |
| Aug 10, 4:56 PM EDT | Flash Flood Warning | BOX | Kent, Providence, Washington | 2 hr |
| Aug 10, 4:57 PM EDT | Flash Flood Warning | BOX | Kent, Providence, Washington | 2 hr |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 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.