Alert archive / Massachusetts / Special Weather Statements in 2015

Special Weather Statement, NWS Boston/Norton, MA

July 1, 2015Essex County, Massachusetts

NWS Boston/Norton, MA issued this special weather statement at Jul 1, 2015, 7:04 PM EDT for Essex County, Massachusetts. It was in force for 41 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 1, 2015, 7:04 PM EDT (23:04 UTC)
Expired: Jul 1, 2015, 7:45 PM EDT
In force: 41 min
Issued by: NWS Boston/Norton, MA

County Essex County, MA

The radar

The Boston radar (KBOX), 88 km from the middle of the area, began a volume at 23:04 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

Gray, ME (KGYX), launched 12:00Z, 11.1 hours before the alert went out and 140 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 699 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 136 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 1, 6:55 PM EDT, 9 minutes earlier.

Area forecast discussion, Jul 1, 6:55 PM EDT, 9 minutes before

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Hazardous weather outlook, Jul 1, 3:41 AM EDT, 15 hours 23 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
341 AM EDT WED JUL 1 2015

CTZ002>004-MAZ002>024-026-RIZ001>008-020745-
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-
341 AM EDT WED JUL 1 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN CONNECTICUT...ALL OF
MASSACHUSETTS EXCEPT BERKSHIRE COUNTY...AND RHODE ISLAND.

.DAY ONE...TODAY AND TONIGHT.

A FEW STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE PARTICULARLY LATE
MORNING THROUGH THE AFTERNOON. THE MAIN THREATS WILL BE DAMAGING
WIND GUSTS AND HAIL ALTHOUGH AN ISOLATED TORNADO CANT BE RULED
OUT. IN ADDITION...HEAVY RAINFALL MAY RESULT IN LOCALIZED
FLOODING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ230>237-250-251-254>256-020745-
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-
341 AM EDT WED JUL 1 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS AND RHODE
ISLAND COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

A FEW STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE WEDNESDAY FROM
LATE MORNING THROUGH THE AFTERNOON. THE MAIN THREATS WILL BE
DAMAGING WIND GUSTS AND HAIL.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

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 1, 3:31 PM EDT, 3 hours 33 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
331 PM EDT WED JUL 1 2015

MAZ005>007-012030-
EASTERN ESSEX-CENTRAL MIDDLESEX COUNTY-WESTERN ESSEX-
331 PM EDT WED JUL 1 2015

...THUNDESTORMS WITH HEAVY RAINFALL...

AT 328 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A CLUSTER OF THUNDERSTORMS OVER NORTHERN ESSEX COUNTY OF
MASSACHUSETTS...MOVING EAST NORTHEAST AT 30 MPH.  THESE STORMS WILL
PRODUCE HEAVY RAINFALL WITH LOCALIZED STREET AND HIGHWAY FLOODING
POSSIBLE THROUGH 430 PM.

LOCATIONS IMPACTED INCLUDE...
LOWELL...LAWRENCE...HAVERHILL...METHUEN...ANDOVER...DRACUT...
TEWKSBURY...NORTH ANDOVER...NEWBURYPORT...AMESBURY...IPSWICH...
SALISBURY...GEORGETOWN...BOXFORD...NEWBURY...GROVELAND...MERRIMAC...
ROWLEY AND WEST NEWBURY.

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 4286 7085 4287 7082 4283 7081 4281 7087
      4280 7083 4282 7082 4271 7078 4277 7082
      4270 7083 4263 7130 4268 7133 4274 7122
      4274 7119 4276 7118 4289 7093 4289 7090
TIME...MOT...LOC 1928Z 253DEG 16KT 4270 7117

NOCERA

Special weather statement, Jul 1, 5:01 PM EDT, 2 hours 3 minutes before

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Special weather statement, Jul 1, 5:48 PM EDT, 1 hour 16 minutes before

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Special weather statement, Jul 1, 6:41 PM EDT, 23 minutes before

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Special weather statement, Jul 1, 7:04 PM EDT, 0 minutes before

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The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 1, 5:16 AM EDT	Special Marine Warning	BOX		59 min
Jul 1, 6:06 AM EDT	Special Weather Statement	BOX	Franklin, Hampden, Hampshire	54 min
Jul 1, 6:25 AM EDT	Areal Flood Advisory	BOX	Franklin, Hampden, Hampshire	2 hr
Jul 1, 6:41 AM EDT	Special Marine Warning	BOX		64 min
Jul 1, 6:57 AM EDT	Special Weather Statement	BOX	Worcester	63 min
Jul 1, 7:28 AM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth, Worcester	62 min
Jul 1, 7:43 AM EDT	Special Marine Warning	BOX		62 min
Jul 1, 7:56 AM EDT	Areal Flood Advisory	BOX	Bristol, Plymouth	2 hr
Jul 1, 8:19 AM EDT	Special Weather Statement	BOX	Dukes	56 min
Jul 1, 8:49 AM EDT	Severe Thunderstorm Warning	BOX	Barnstable	26 min
Jul 1, 8:53 AM EDT	Tornado Warning	BOX	Barnstable	37 min
Jul 1, 8:55 AM EDT	Special Marine Warning	BOX		50 min
Jul 1, 9:16 AM EDT	Special Weather Statement	BOX	Barnstable	59 min
Jul 1, 9:34 AM EDT	Severe Thunderstorm Warning	BOX	Dukes	26 min
Jul 1, 9:44 AM EDT	Special Marine Warning	BOX		61 min
Jul 1, 11:45 AM EDT	Special Marine Warning	BOX		60 min
Jul 1, 3:31 PM EDT	Special Weather Statement	BOX	Essex	59 min
Jul 1, 3:36 PM EDT	Areal Flood Warning	BOX	Essex	114 min
Jul 1, 3:49 PM EDT	Special Marine Warning	BOX		41 min
Jul 1, 3:50 PM EDT	Severe Thunderstorm Warning	BOX	Essex	25 min
Jul 1, 3:57 PM EDT	Tornado Warning	BOX	Essex	18 min
Jul 1, 4:29 PM EDT	Special Marine Warning	BOX		46 min
Jul 1, 4:47 PM EDT	Severe Thunderstorm Warning	BOX	Essex	14 min
Jul 1, 5:01 PM EDT	Special Weather Statement	BOX	Franklin	44 min
Jul 1, 5:48 PM EDT	Special Weather Statement	BOX	Franklin, Hampden, Hampshire	57 min
Jul 1, 6:41 PM EDT	Special Weather Statement	BOX	Worcester	49 min
Jul 1, 6:51 AM EDT	Severe Thunderstorm Warning	BOX	Newport, Washington	39 min
Jul 1, 7:03 AM EDT	Severe Thunderstorm Warning	BOX	Kent, Washington	42 min
Jul 1, 7:06 AM EDT	Areal Flood Advisory	BOX	Bristol, Kent, Newport, Providence, Washington	114 min
Jul 1, 1:03 PM EDT	Severe Thunderstorm Warning	BOX	Providence	27 min
Jul 1, 6:03 AM EDT	Special Weather Statement	BOX		57 min
Jul 1, 6:26 AM EDT	Areal Flood Advisory	BOX	Capitol Planning Region	2 hr
Jul 1, 1:00 PM EDT	Special Weather Statement	BOX		30 min

Nearby

Special Weather Statements in Massachusetts, 2015 Every 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.