Alert archive / Massachusetts / Wind Advisories in 2011

Wind Advisory 17, NWS Boston/Norton, MA

April 28, 20117 counties in Massachusetts; 5 counties in Rhode Island

NWS Boston/Norton, MA issued this wind advisory at Apr 28, 2011, 4:38 AM EDT for 7 counties in Massachusetts; 5 counties in Rhode Island. It took effect at Apr 28, 2011, 10:00 AM EDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 28, 2011, 4:38 AM EDT (08:38 UTC)
In effect from
Apr 28, 2011, 10:00 AM EDT
Expired
Apr 28, 2011, 5:47 PM EDT
In force
8 hr
Issued by
NWS Boston/Norton, MA

Counties Barnstable County, MA, Bristol County, MA, Dukes County, MA, Nantucket County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 26 km from the middle of the area, began a volume at 08:37 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 00:00Z, 8.6 hours before the alert went out and 89 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, Chatham, MA at 00:00Z on 2011-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 19 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 00:00Z on 2011-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.193958Sfc1 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
19 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
431 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
25 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.

600 
WWUS71 KBOX 280838
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
438 AM EDT THU APR 28 2011

...STRONG SOUTHERLY WINDS TODAY...

MAZ013-015>024-RIZ002-004>008-281645-
/O.NEW.KBOX.WI.Y.0017.110428T1400Z-110428T2200Z/
WESTERN NORFOLK 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-SOUTHEAST PROVIDENCE RI-EASTERN KENT RI-BRISTOL RI-
WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
INCLUDING THE CITIES OF...FOXBORO...NORWOOD...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...CHATHAM...FALMOUTH...PROVINCETOWN...
VINEYARD HAVEN...NANTUCKET...PROVIDENCE...WARWICK...BRISTOL...
NARRAGANSETT...WESTERLY...NEWPORT...BLOCK ISLAND
438 AM EDT THU APR 28 2011

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EDT
THIS EVENING. 

* LOCATIONS...PORTIONS OF RHODE ISLAND AND SOUTHEAST MASSACHUSETTS
  INCLUDING THE PROVIDENCE AND BOSTON.

* HAZARDS...STRONG SOUTHERLY WINDS.

* WINDS...SOUTH 25 TO 35 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...STRONGEST WINDS WILL OCCUR FROM 11 AM TO 4 PM. 

* IMPACTS...STRONG WINDS WILL BE CAPABLE OF DOWNING SMALL TREE
  LIMBS AND BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.
  DRIVING CAN ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE
  VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS
THIS STRONG ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.  DRIVING CAN
ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$


NOCERA
2 follow-up statements
010 
WWUS71 KBOX 281542
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1142 AM EDT THU APR 28 2011

...STRONG SOUTHERLY WINDS TODAY...

MAZ023-024-RIZ006>008-282200-
/O.NEW.KBOX.FG.Y.0004.110428T1542Z-110428T2200Z/
/O.CON.KBOX.WI.Y.0017.000000T0000Z-110428T2200Z/
DUKES MA-NANTUCKET MA-WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
INCLUDING THE CITIES OF...VINEYARD HAVEN...NANTUCKET...
NARRAGANSETT...WESTERLY...NEWPORT...BLOCK ISLAND
1142 AM EDT THU APR 28 2011

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EDT THIS EVENING. A WIND
ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. 

* LOCATIONS...WASHINGTON AND NEWPORT COUNTIES IN RHODE ISLAND AS
  WELL AS MARTHAS VINEYARD AND NANTUCKET.

* HAZARDS...STRONG SOUTHERLY WINDS AND DENSE FOG.

* WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 35 MPH.

* TIMING...STRONGEST WINDS WILL OCCUR FROM 11 AM TO 4 PM.

* IMPACTS...STRONG WINDS WILL BE CAPABLE OF DOWNING SMALL TREE
  LIMBS AND BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.
  AREAS OF DENSE FOG WILL LIMIT VISIBILITY TO ONE QUARTER MILE OR
  LESS AT TIMES THIS AFTERNOON. DRIVING CAN ALSO BE DIFFICULT...
  ESPECIALLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS
THIS STRONG ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.  DRIVING CAN
ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

A DENSE FOG ADVISORY IS ISSUED WHEN DENSE FOG WILL REDUCE
VISIBILITIES TO ONE QUARTER MILE OR LESS FOR AT LEAST 3 HOURS...
RESULTING IN HAZARDOUS DRIVING CONDITIONS.  MOTORISTS ARE ADVISED
TO SLOW DOWN AS OBJECTS ON AND NEAR ROADWAYS WILL BE SEEN ONLY AT
CLOSE RANGE.

&&

$$

MAZ013-015>022-RIZ002-004-005-282200-
/O.CON.KBOX.WI.Y.0017.000000T0000Z-110428T2200Z/
WESTERN NORFOLK MA-SUFFOLK MA-EASTERN NORFOLK MA-
NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-
SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-BARNSTABLE MA-
SOUTHEAST PROVIDENCE RI-EASTERN KENT RI-BRISTOL RI-
INCLUDING THE CITIES OF...FOXBORO...NORWOOD...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...CHATHAM...FALMOUTH...PROVINCETOWN...PROVIDENCE...
WARWICK...BRISTOL
1142 AM EDT THU APR 28 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. 

* LOCATIONS...PORTIONS OF RHODE ISLAND AND SOUTHEAST
  MASSACHUSETTS...INCLUDING THE PROVIDENCE AND BOSTON.

* HAZARDS...STRONG SOUTHERLY WINDS.

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* TIMING...STRONGEST WINDS WILL OCCUR FROM 11 AM TO 4 PM.

* IMPACTS...STRONG WINDS WILL BE CAPABLE OF DOWNING SMALL TREE 
  LIMBS AND BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES. 
  DRIVING CAN ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS
THIS STRONG ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.  DRIVING CAN
ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$

BELK
623 
WWUS71 KBOX 282147
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
547 PM EDT THU APR 28 2011


MAZ023-024-RIZ006>008-290000-
/O.CAN.KBOX.WI.Y.0017.000000T0000Z-110428T2200Z/
/O.EXT.KBOX.FG.Y.0004.000000T0000Z-110429T0000Z/
DUKES MA-NANTUCKET MA-WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
INCLUDING THE CITIES OF...VINEYARD HAVEN...NANTUCKET...
NARRAGANSETT...WESTERLY...NEWPORT...BLOCK ISLAND
547 PM EDT THU APR 28 2011

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS CANCELLED THE WIND
ADVISORY. THE DENSE FOG ADVISORY IS NOW IN EFFECT UNTIL 8 PM EDT
THIS EVENING. 

* LOCATIONS...WASHINGTON AND NEWPORT COUNTIES IN RHODE ISLAND AS 
  WELL AS MARTHAS VINEYARD AND NANTUCKET. 

* HAZARDS...DENSE FOG.

* TIMING...FOG WILL REMAIN DENSE UNTIL 8PM.

* IMPACTS...AREAS OF DENSE FOG WILL LIMIT VISIBILITY TO ONE
  QUARTER MILE OR LESS AT TIMES THIS EVENTING. DRIVERS SHOULD BE
  CAUTIONS AND ALLOW PLENTY OF ROOM BETWEEN VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY IS ISSUED WHEN DENSE FOG WILL REDUCE
VISIBILITIES TO ONE QUARTER MILE OR LESS FOR AT LEAST 3 HOURS...
RESULTING IN HAZARDOUS DRIVING CONDITIONS.  MOTORISTS ARE ADVISED
TO SLOW DOWN AS OBJECTS ON AND NEAR ROADWAYS WILL BE SEEN ONLY AT
CLOSE RANGE.

&&

$$

MAZ013-015>022-RIZ002-004-005-282300-
/O.CAN.KBOX.WI.Y.0017.000000T0000Z-110428T2200Z/
WESTERN NORFOLK MA-SUFFOLK MA-EASTERN NORFOLK MA-
NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-
SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-BARNSTABLE MA-
SOUTHEAST PROVIDENCE RI-EASTERN KENT RI-BRISTOL RI-
INCLUDING THE CITIES OF...FOXBORO...NORWOOD...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...CHATHAM...FALMOUTH...PROVINCETOWN...PROVIDENCE...
WARWICK...BRISTOL
547 PM EDT THU APR 28 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS CANCELLED THE WIND
ADVISORY. 

WINDS HAVE DROPPED BELOW ADVISORY LEVELS AND WILL CONTINUE TO
DIMINISH THIS EVENING...THEREFORE THE ADVISORY HAS BEEN CANCELLED.

$$

DOODY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 9:10 AM EDTSpecial Weather StatementBOXFranklin50 min
Apr 28, 11:42 AM EDTDense Fog AdvisoryBOXDukes, Nantucket12 hr
Apr 28, 4:46 PM EDTSpecial Weather StatementBOXBristol, Plymouth59 min
Apr 28, 4:58 PM EDTSpecial Weather StatementBOXNorfolk47 min
Apr 28, 7:58 PM EDTAreal Flood AdvisoryBOXBarnstable, Bristol, Plymouth3 hr

Nearby

Wind Advisories in Massachusetts, 2011Wind Advisories in Rhode Island, 2011Every wind advisory 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.