Alert archive / Massachusetts / Special Weather Statements in 2015
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jul 27, 2015, 4:06 PM EDT for Hampshire County, Massachusetts. It was in force for 39 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
- Jul 27, 2015, 4:06 PM EDT (20:06 UTC)
- Expired
- Jul 27, 2015, 4:45 PM EDT
- In force
- 39 min
- Issued by
- NWS Boston/Norton, MA
County Hampshire County, MA
The radar
The Albany radar (KENX), 113 km from the middle of the area, began a volume at 20:06 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.
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 8.1 hours before the alert went out and 98 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
- 144 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 916 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jul 27, 2:11 PM EDT, 1 hour 55 minutes earlier.
Area forecast discussion, Jul 27, 2:11 PM EDT, 1 hour 55 minutes before
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</html>Hazardous weather outlook, Jul 27, 3:40 AM EDT, 12 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAUNTON MA 340 AM EDT MON JUL 27 2015 CTZ002>004-MAZ002>024-026-RIZ001>008-280745- 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-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-BRISTOL RI- WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI- 340 AM EDT MON JUL 27 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN CONNECTICUT...ALL OF MASSACHUSETTS EXCEPT BERKSHIRE COUNTY...AND RHODE ISLAND. .DAY ONE...TODAY AND TONIGHT. SCATTERED SHOWERS AND THUNDERSTORMS PERSIST. LIKELY THREATS OF HEAVY RAINFALL AND FREQUENT LIGHTNING. LOCALIZED URBAN AND POOR- DRAINAGE FLOODING IS POSSIBLE. ADDITIONAL THREATS OF SMALL HAIL AND GUSTY WINDS ARE POSSIBLE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THROUGH TUESDAY AND AGAIN THURSDAY INTO THURSDAY NIGHT... SCATTERED SHOWERS AND THUNDERSTORMS PERSIST. LIKELY THREATS OF HEAVY RAINFALL AND FREQUENT LIGHTNING. THERE IS THE POTENTIAL FOR LOCALIZED URBAN AND POOR-DRAINAGE FLOODING. ADDITIONAL THREATS OF SMALL HAIL AND GUSTY WINDS ARE POSSIBLE. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. ANZ230>237-250-251-254>256-280745- 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- 340 AM EDT MON JUL 27 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT. THERE IS A RISK FOR STRONG THUNDERSTORMS. HEAVY RAINFALL AND FREQUENT LIGHTNING ARE THE PRIMARY THREATS WITH A LOWER RISK OF SMALL HAIL AND GALE FORCE WINDS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THERE IS A RISK FOR STRONG TO SEVERE THUNDERSTORMS THROUGH TUESDAY AND AGAIN THURSDAY INTO THURSDAY NIGHT. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. FOR THE LATEST UPDATES...PLEASE VISIT OUR WEBPAGE AT WWW.WEATHER.GOV/BOSTON YOU CAN FOLLOW US ON FACEBOOK AT WWW.FACEBOOK.COM/NWSBOSTON YOU CAN FOLLOW US ON TWITTER AT @NWSBOSTON
In the hours before
Special weather statement, Jul 27, 12:45 PM EDT, 3 hours 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1245 PM EDT MON JUL 27 2015
MAZ002-271745-
WESTERN FRANKLIN-
1245 PM EDT MON JUL 27 2015
...STRONG THUNDERSTORMS WITH HEAVY DOWNPOURS DEVELOPING IN WEST
FRANKLIN COUNTY NEAR THE HAMPSHIRE COUNTY LINE...
AT 1239 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM WITH HEAVY RAIN FALLING ABOUT AN INCH PER HOUR
OVER ASHFIELD...OR 13 MILES SOUTHWEST OF GREENFIELD...MOVING EAST AT
ONLY 5 MPH.
HEAVY RAIN MAY CAUSE SUDDEN RISES IN SMALL STREAMS AND POOR DRAINAGE
AREAS. WIND GUSTS UP TO 30 MPH AND SMALL HAIL ARE ALSO POSSIBLE WITH
THIS STORM.
LOCATIONS IMPACTED INCLUDE...
BUCKLAND...CONWAY...SHELBURNE...ASHFIELD AND HAWLEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL WAS OCCURRING WITH THIS STORM. MINOR URBAN AND
POOR DRAINAGE FLOODING IS LIKELY. DO NOT DRIVE THROUGH FLOODED
ROADS. IN ADDITION...TAKE COVER FROM LIGHTNING INSIDE BUILDINGS OR
IN VEHICLES.
&&
LAT...LON 4257 7267 4245 7270 4245 7271 4251 7287
4257 7287
TIME...MOT...LOC 1639Z 288DEG 6KT 4254 7283
THOMPSONSpecial weather statement, Jul 27, 1:02 PM EDT, 3 hours 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 102 PM EDT MON JUL 27 2015 MAZ002-003-008-271800- WESTERN FRANKLIN-EASTERN FRANKLIN-WESTERN HAMPSHIRE- 102 PM EDT MON JUL 27 2015 ...STRONG THUNDERSTORM IN NORTHWESTERN HAMPSHIRE AND WEST CENTRAL FRANKLIN COUNTIES... AT 102 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER ASHFIELD...OR 13 MILES SOUTHWEST OF GREENFIELD...MOVING SOUTH AT 5 MPH. HAIL UP TO THE SIZE OF PEAS AND WIND GUSTS UP TO 40 MPH CAN BE EXPECTED WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... DEERFIELD...WILLIAMSBURG...BUCKLAND...CONWAY...SHELBURNE... ASHFIELD...WHATELY...CHESTERFIELD...WORTHINGTON...GOSHEN... CUMMINGTON...PLAINFIELD AND HAWLEY. PRECAUTIONARY/PREPAREDNESS ACTIONS... TORRENTIAL RAINFALL WAS OCCURRING WITH THIS STORM. MINOR URBAN AND POOR DRAINAGE FLOODING CAN BE EXPECTED. DO NOT DRIVE THROUGH FLOODED ROADS. && LAT...LON 4255 7295 4260 7273 4246 7260 4238 7294 TIME...MOT...LOC 1702Z 343DEG 6KT 4251 7282 MD
Special weather statement, Jul 27, 1:57 PM EDT, 2 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
157 PM EDT MON JUL 27 2015
MAZ002-003-271900-
WESTERN FRANKLIN-EASTERN FRANKLIN-
157 PM EDT MON JUL 27 2015
...STRONG THUNDERSTORM IN NORTH CENTRAL FRANKLIN COUNTY...
AT 157 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR COLRAIN...OR 10 MILES SOUTHWEST OF
BRATTLEBORO...MOVING SOUTH AT 15 MPH.
HAIL UP TO THE SIZE OF PEAS AND WIND GUSTS UP TO 40 MPH CAN BE
EXPECTED WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
GREENFIELD...DEERFIELD...MONTAGUE...NORTHFIELD...BERNARDSTON...
BUCKLAND...CONWAY...SHELBURNE...ERVING...ASHFIELD...COLRAIN...GILL...
CHARLEMONT...LEYDEN AND HEATH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL WAS OCCURRING WITH THIS STORM. MINOR URBAN AND
POOR DRAINAGE FLOODING CAN BE EXPECTED. DO NOT DRIVE THROUGH FLOODED
ROADS.
&&
LAT...LON 4273 7251 4273 7250 4261 7241 4254 7277
4274 7282
TIME...MOT...LOC 1757Z 349DEG 11KT 4275 7271
MDSpecial weather statement, Jul 27, 2:29 PM EDT, 1 hour 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
229 PM EDT MON JUL 27 2015
MAZ005-026-271930-
NORTHWEST MIDDLESEX COUNTY-CENTRAL MIDDLESEX COUNTY-
229 PM EDT MON JUL 27 2015
...STRONG THUNDERSTORM WITH VERY HEAVY RAIN IN NORTH CENTRAL
MIDDLESEX COUNTY COUNTIES...
AT 224 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM NEAR DUNSTABLE...MOVING EAST AT 10 MPH.
THIS STORM IS CAPABLE OF PRODUCING UP TO 2 INCHES OF RAIN IN AN HOUR
AND DANGEROUS LIGHTNING. WIND GUSTS UP TO 30 MPH AND SMALL HAIL
ARE ALSO POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
CHELMSFORD...WESTFORD...PEPPERELL...TYNGSBOROUGH...GROTON...HOLLIS
AND DUNSTABLE.
STILL ANOTHER STRONG THUNDERSTORM WITH VERY HEAVY RAIN IN
HILLSBOROUGH COUNTY NEW HAMPSHIRE WILL LIKELY MOVE INTO THE TOWNSEND
AND PEPPERELL AREA BY 3 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL WAS OCCURRING WITH THIS STORM. MINOR URBAN AND
POOR DRAINAGE FLOODING CAN BE EXPECTED. DO NOT DRIVE THROUGH FLOODED
ROADS.
&&
LAT...LON 4270 7157 4270 7140 4264 7140 4264 7158
4270 7166 4271 7157
TIME...MOT...LOC 1824Z 258DEG 8KT 4268 7155
THOMPSONSpecial weather statement, Jul 27, 2:38 PM EDT, 1 hour 28 minutes before
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</html>Special weather statement, Jul 27, 4:06 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 12:53 AM EDT | Special Weather Statement | BOX | Suffolk | 37 min |
| Jul 27, 2:26 AM EDT | Special Weather Statement | BOX | Bristol | 49 min |
| Jul 27, 3:14 AM EDT | Special Weather Statement | BOX | Bristol | 61 min |
| Jul 27, 4:00 AM EDT | Special Weather Statement | BOX | Bristol, Plymouth | 60 min |
| Jul 27, 4:55 AM EDT | Special Weather Statement | BOX | Bristol | 65 min |
| Jul 27, 9:34 AM EDT | Flash Flood Warning | BOX | Bristol | 3 hr |
| Jul 27, 9:58 AM EDT | Special Marine Warning | BOX | 47 min | |
| Jul 27, 11:49 AM EDT | Special Weather Statement | BOX | Bristol | 56 min |
| Jul 27, 12:45 PM EDT | Special Weather Statement | BOX | Franklin | 60 min |
| Jul 27, 1:02 PM EDT | Special Weather Statement | BOX | Franklin | 58 min |
| Jul 27, 1:11 PM EDT | Severe Thunderstorm Warning | BOX | Franklin, Hampshire | 64 min |
| Jul 27, 1:13 PM EDT | Flash Flood Warning | BOX | Franklin, Hampshire | 3 hr |
| Jul 27, 1:57 PM EDT | Special Weather Statement | BOX | Franklin | 63 min |
| Jul 27, 2:29 PM EDT | Special Weather Statement | BOX | Middlesex | 61 min |
| Jul 27, 2:38 PM EDT | Special Weather Statement | BOX | Franklin | 67 min |
| Jul 27, 3:09 PM EDT | Flash Flood Warning | BOX | Franklin | 3 hr |
| Jul 27, 4:25 PM EDT | Special Weather Statement | BOX | Middlesex | 50 min |
| Jul 27, 4:27 PM EDT | Flash Flood Warning | BOX | Franklin, Hampshire | 2 hr |
| Jul 27, 5:01 PM EDT | Special Weather Statement | BOX | Suffolk | 59 min |
| Jul 27, 6:10 PM EDT | Special Weather Statement | BOX | Hampden | 65 min |
| Jul 27, 6:15 PM EDT | Severe Thunderstorm Warning | BOX | Hampden | 46 min |
| Jul 27, 6:28 PM EDT | Special Weather Statement | BOX | Essex | 47 min |
| Jul 27, 6:33 PM EDT | Special Marine Warning | BOX | 57 min | |
| Jul 27, 8:58 AM EDT | Special Weather Statement | BOX | Newport | 62 min |
| Jul 27, 11:18 AM EDT | Special Weather Statement | BOX | Bristol, Newport | 57 min |
Nearby
Special Weather Statements in Massachusetts, 2015Every special weather statement in 2015
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.