Alert archive / Connecticut / Special Weather Statements in 2016

Special Weather Statement, NWS Boston/Norton, MA

April 1, 2016

NWS Boston/Norton, MA issued this special weather statement at Apr 1, 2016, 8:31 PM EDT. It was in force for 44 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
Apr 1, 2016, 8:31 PM EDT (00:31 UTC)
Expired
Apr 1, 2016, 9:15 PM EDT
In force
44 min
Issued by
NWS Boston/Norton, MA

The radar

The Boston radar (KBOX), 89 km from the middle of the area, began a volume at 00:30 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 00:00Z, 0.5 hours before the alert went out and 179 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-pSkew-T log-p diagram, Albany, NY at 00:00Z on 2016-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 00:00Z on 2016-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -298 square meters per square second.1939587897117136156175Sfc1 km3 km6 km9 kmRMLM
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
1266 m above ground
0-6 km bulk shear
93 kt
0-1 km storm-relative helicity
-298 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Apr 1, 8:04 PM EDT, 27 minutes earlier.

Area forecast discussion, Apr 1, 8:04 PM EDT, 27 minutes before
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Hazardous weather outlook, Apr 1, 4:54 PM EDT, 3 hours 37 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
454 PM EDT FRI APR 1 2016

CTZ002>004-MAZ002>024-026-RIZ001>008-022100-
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-
454 PM EDT FRI APR 1 2016

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

LATE SATURDAY INTO SUNDAY MORNING...A PERIOD OF SNOW IS LIKELY...
AND MAY BE BRIEFLY HEAVY FOR A TIME ALONG WITH THE RISK OF
THUNDERSNOW. WHILE A MAJOR SNOWSTORM IS NOT EXPECTED...A FEW
INCHES OF SNOWFALL IN A SHORT PERIOD OF TIME MAY OCCUR AND IMPACT
TRAVEL CONDITIONS. IN ADDITION...A BRIEF PERIOD OF STRONG
NORTHWEST WINDS MAY ACCOMPANY THE SNOW SUNDAY MORNING. THUS A WIND
ADVISORY OR A HIGH WIND WATCH MAY BE NEEDED AS THIS EVENT NEARS.

SUNDAY NIGHT INTO MONDAY...ANOTHER LOW PRESSURE IS EXPECTED TO
CROSS SOUTHERN NEW ENGLAND. A PLOWABLE SNOWFALL IS POSSIBLE....
ESPECIALLY NORTH OF I-90 AND ELEVATIONS ABOVE 1000 FEET.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ231>235-237-250-254>256-022100-
CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-BUZZARDS BAY-
RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL
MARINE SANCTUARY-
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-
454 PM EDT FRI APR 1 2016

...STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY
AFTERNOON...

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   STORM WATCH.

SUNDAY...NORTHWEST GALES /34 KT AND GREATER/ ARE LIKELY ALONG
WITH A LOW RISK OF STORM FORCE GUSTS /48 KT AND GREATER/. AREAS
OF LIGHT FREEZING SPRAY POSSIBLE ACROSS THE MASSACHUSETTS WATERS
SUNDAY NIGHT AND AGAIN MON NIGHT AND TUE MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ230-236-251-022100-
BOSTON HARBOR-NARRAGANSETT BAY-MASSACHUSETTS BAY AND IPSWICH BAY-
454 PM EDT FRI APR 1 2016

...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY
AFTERNOON...

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   GALE WATCH.

SUNDAY...NORTHWEST GALES /34 KT AND GREATER/ ARE LIKELY ALONG
WITH A LOW RISK OF STORM FORCE GUSTS /48 KT AND GREATER/. AREAS
OF LIGHT FREEZING SPRAY POSSIBLE ACROSS THE MASSACHUSETTS WATERS
SUNDAY NIGHT AND AGAIN MON NIGHT AND TUE MORNING.

.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, Apr 1, 3:56 PM EDT, 4 hours 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
356 PM EDT FRI APR 1 2016

MAZ002>004-008-012100-
WESTERN FRANKLIN MA-NORTHERN WORCESTER MA-EASTERN FRANKLIN MA-
WESTERN HAMPSHIRE MA-
356 PM EDT FRI APR 1 2016

...STRONG THUNDERSTORM IN NORTHWESTERN HAMPSHIRE...AND CENTRAL
FRANKLIN COUNTIES...

AT 353 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
CUMMINGTON...OR 13 MILES NORTHWEST OF NORTHAMPTON...MOVING NORTHEAST
AT 50 MPH.

WIND GUSTS UP TO 50 MPH ARE POSSIBLE WITH THIS STORM. BRIEF LOCALLY
HEAVY DOWNPOURS ARE ALSO POSSIBLE.

LOCATIONS IMPACTED INCLUDE...
GREENFIELD...ORANGE...DEERFIELD...GARDNER...ATHOL...WINCHENDON...MONTAGUE...
TEMPLETON...ASHBURNHAM...WINCHESTER...SUNDERLAND...NORTHFIELD...
WILLIAMSBURG...BERNARDSTON...BUCKLAND...CONWAY...SHELBURNE...LEVERETT...
ERVING AND ASHFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

&&

LAT...LON 4273 7245 4271 7191 4265 7186 4240 7292
      4252 7298
TIME...MOT...LOC 1953Z 246DEG 50KT 4246 7287

WTB
Special weather statement, Apr 1, 7:21 PM EDT, 1 hour 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
721 PM EDT FRI APR 1 2016

MAZ005-012>015-020015-
SOUTHERN WORCESTER MA-SOUTHEAST MIDDLESEX MA-SUFFOLK MA-
CENTRAL MIDDLESEX COUNTY MA-WESTERN NORFOLK MA-
721 PM EDT FRI APR 1 2016

...STRONG THUNDERSTORM IN NORTHERN WINDHAM...NORTHWESTERN NORFOLK...
SOUTHEASTERN WORCESTER...SOUTHWESTERN SUFFOLK AND SOUTHEASTERN
MIDDLESEX COUNTIES...

AT 720 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
OVER CHARLTON...OR 14 MILES SOUTHWEST OF WORCESTER...MOVING
NORTHEAST AT 50 MPH.

WIND GUSTS UP TO 50 MPH ARE POSSIBLE WITH THIS STORM. BRIEF LOCALLY
HEAVY DOWNPOURS ARE ALSO POSSIBLE.

LOCATIONS IMPACTED INCLUDE...
BOSTON...WORCESTER...CAMBRIDGE...NEWTON...FRAMINGHAM...WALTHAM...BROOKLINE...
ARLINGTON...MARLBOROUGH...WOBURN...SHREWSBURY...NATICK...WATERTOWN...
LEXINGTON...NEEDHAM...MILFORD...WELLESLEY...MILTON...DEDHAM AND BELMONT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

&&

LAT...LON 4227 7105 4202 7203 4203 7204 4215 7212
      4219 7200 4219 7190 4223 7186 4225 7186
      4249 7121
TIME...MOT...LOC 2320Z 246DEG 48KT 4211 7198

WTB
Special weather statement, Apr 1, 8:21 PM EDT, 10 minutes before
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Special weather statement, Apr 1, 8:31 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.

IssuedProductOfficeCountiesLasted
Apr 1, 8:21 PM EDTSpecial Weather StatementBOXEssex24 min
Apr 2, 3:55 AM EDTGale WarningBOX11 hr
Apr 2, 3:55 AM EDTStorm WarningBOX34 hr
Apr 2, 3:59 AM EDTHigh Wind WatchBOXBarnstable, Bristol, Dukes, Essex, Middlesex, Nantucket and 4 more11 hr
Apr 2, 3:59 AM EDTWind AdvisoryBOXFranklin, Hampden, Hampshire, Middlesex, Worcester11 hr
Apr 2, 2:51 PM EDTWinter Weather AdvisoryBOXBristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more19 hr
Apr 2, 2:58 PM EDTHigh Wind WarningBOXBarnstable, Bristol, Dukes, Essex, Franklin, Hampden and 7 more23 hr
Apr 2, 4:04 PM EDTSpecial Weather StatementBOXFranklin, Hampshire41 min
Apr 2, 4:46 PM EDTSpecial Weather StatementBOXFranklin, Hampden, Hampshire, Worcester44 min
Apr 2, 5:21 PM EDTSpecial Weather StatementBOXHampden, Hampshire, Worcester54 min
Apr 2, 5:52 PM EDTSpecial Weather StatementBOXProvidence53 min

Nearby

Special Weather Statements in Connecticut, 2016Every special weather statement in 2016

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.