Alert archive / Massachusetts / Special Weather Statements in 2011
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Aug 8, 2011, 2:52 PM EDT for Bristol County, Massachusetts. It was in force for 38 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
- Aug 8, 2011, 2:52 PM EDT (18:52 UTC)
- Expired
- Aug 8, 2011, 3:30 PM EDT
- In force
- 38 min
- Issued by
- NWS Boston/Norton, MA
County Bristol County, MA
The radar
The Boston radar (KBOX), 7 km from the middle of the area, began a volume at 18:52 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, 6.9 hours before the alert went out and 97 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
- 551 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 629 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
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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 Aug 8, 2:14 PM EDT, 38 minutes earlier.
Area forecast discussion, Aug 8, 2:14 PM EDT, 38 minutes before
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</html>Hazardous weather outlook, Aug 8, 4:31 AM EDT, 10 hours 21 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAUNTON MA 431 AM EDT MON AUG 8 2011 CTZ002>004-MAZ002>024-026-NHZ011-012-015-RIZ001>008-090845- HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA- EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA- WESTERN ESSEX MA-EASTERN ESSEX MA-WESTERN HAMPSHIRE MA- WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN 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-BARNSTABLE MA-DUKES MA-NANTUCKET MA- NORTHERN MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-BRISTOL RI- WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI- 431 AM EDT MON AUG 8 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN CONNECTICUT...CENTRAL MASSACHUSETTS...EASTERN MASSACHUSETTS...NORTHEASTERN MASSACHUSETTS...SOUTHEASTERN MASSACHUSETTS...WESTERN MASSACHUSETTS...SOUTHERN NEW HAMPSHIRE...NORTHERN RHODE ISLAND AND SOUTHERN RHODE ISLAND. .DAY ONE...TODAY AND TONIGHT. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MAY CONTAIN VERY HEAVY RAINFALL TODAY WITH A LOW RISK OF LOCALIZED MINOR POOR DRAINAGE/URBAN FLOODING. .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>256-090845- 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- 431 AM EDT MON AUG 8 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS 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.
In the hours before
Special weather statement, Aug 8, 2:43 PM EDT, 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
243 PM EDT MON AUG 8 2011
MAZ014-015-081930-
SOUTHEAST MIDDLESEX MA-SUFFOLK MA-
243 PM EDT MON AUG 8 2011
AT 235 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN APPROACHING
MELROSE. THIS STORM WAS MOVING SOUTH AT 15 TO 20 MPH...AND WILL
AFFECT THE BOSTON METRO AREA BETWEEN 3 AND 4 PM.
* SOME LOCATIONS AFFECTED INCLUDE...MELROSE...MALDEN...MEDFORD...
EVERETT...CHELSEA...SOMERVILLE...CHARLESTOWN...CAMBRIDGE...EAST
BOSTON...BRIGHTON...ALLSTON AND SOUTH BOSTON.
HEAVY RAIN MAY CAUSE MINOR STREET FLOODING AND PONDING OF WATER IN
LOW LYING AREAS SUCH AS UNDERPASSES. DO NOT DRIVE THROUGH FLOODED
ROADS...AND ALLOW EXTRA TIME TO GET TO YOUR DESTINATION.
&&
LAT...LON 4248 7106 4237 7101 4237 7100 4234 7100
4232 7101 4233 7116 4247 7113
THOMPSONSpecial weather statement, Aug 8, 2:52 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 252 PM EDT MON AUG 8 2011 MAZ017-018-020-021-081930- NORTHERN BRISTOL MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-WESTERN PLYMOUTH MA- 252 PM EDT MON AUG 8 2011 AT 246 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO 40 MPH OVER NORTON...OR ABOUT 7 MILES NORTHWEST OF TAUNTON...MOVING SOUTHEAST AT 20 MPH. * SOME LOCATIONS AFFECTED INCLUDE...RAYNHAM...TAUNTON...BERKLEY... DIGHTON...FREETOWN AND LAKEVILLE. FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO BRING DOWN SMALL BRANCHES. MINOR STREET FLOODING AND PONDING OF WATER IN POOR DRAINAGE AREAS IS ALSO LIKELY. DO NOT DRIVE THROUGH FLOODED ROADWAYS. && LAT...LON 4199 7120 4201 7110 4178 7088 4172 7113 THOMPSON
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 12:48 AM EDT | Areal Flood Advisory | BOX | Franklin, Middlesex, Worcester | 3 hr |
| Aug 8, 1:16 AM EDT | Special Weather Statement | BOX | Middlesex | 44 min |
| Aug 8, 2:45 AM EDT | Special Weather Statement | BOX | Essex | 45 min |
| Aug 8, 2:43 PM EDT | Special Weather Statement | BOX | Suffolk | 47 min |
| Aug 8, 3:16 PM EDT | Special Weather Statement | BOX | Bristol | 44 min |
| Aug 8, 3:40 PM EDT | Severe Thunderstorm Warning | BOX | Barnstable, Bristol, Plymouth | 31 min |
| Aug 8, 3:46 PM EDT | Special Marine Warning | BOX | 44 min | |
| Aug 8, 4:00 PM EDT | Special Weather Statement | BOX | Bristol | 45 min |
| Aug 8, 4:03 PM EDT | Special Marine Warning | BOX | 42 min | |
| Aug 8, 4:32 PM EDT | Special Marine Warning | BOX | 43 min | |
| Aug 8, 4:36 PM EDT | Severe Thunderstorm Warning | BOX | Dukes | 24 min |
| Aug 8, 4:40 PM EDT | Areal Flood Advisory | BOX | Bristol, Plymouth | 109 min |
| Aug 8, 5:26 PM EDT | Special Marine Warning | BOX | 49 min | |
| Aug 8, 3:53 PM EDT | Special Weather Statement | BOX | Providence | 37 min |
| Aug 8, 4:58 PM EDT | Special Weather Statement | BOX | Newport | 47 min |
| Aug 8, 7:05 PM EDT | Special Weather Statement | BOX | 25 min |
Nearby
Special Weather Statements in Massachusetts, 2011Every special weather statement in 2011
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.