Alert archive / Massachusetts / Wind Advisories in 2009

Wind Advisory 39, NWS Boston/Norton, MA

January 1, 2009Barnstable County, Dukes County, Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this wind advisory at Jan 1, 2009, 12:56 AM EST for Barnstable County, Dukes County, Nantucket County, Massachusetts. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Jan 1, 2009, 12:56 AM EST (05:56 UTC)
Expired
Jan 1, 2009, 6:00 AM EST
In force
5 hr
Issued by
NWS Boston/Norton, MA

Counties Barnstable County, MA, Dukes County, MA, Nantucket County, MA

The radar

The Boston radar (KBOX), 88 km from the middle of the area, began a volume at 05:57 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, 5.9 hours before the alert went out and 39 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 2009-01-01Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 00:00Z on 2009-01-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 square meters per square second.19395878Sfc1 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
547 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
100 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.

000 
WWUS71 KBOX 010556
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1256 AM EST THU JAN 1 2009

MAZ022>024-011100-
/O.CAN.KBOX.HW.W.0010.000000T0000Z-090101T0600Z/
/O.NEW.KBOX.WI.Y.0039.090101T0556Z-090101T1100Z/
BARNSTABLE MA-DUKES MA-NANTUCKET MA-
INCLUDING THE CITIES OF...CHATHAM...FALMOUTH...PROVINCETOWN...
VINEYARD HAVEN...NANTUCKET
1256 AM EST THU JAN 1 2009

...WIND ADVISORY IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING.
THE HIGH WIND WARNING HAS BEEN CANCELLED. 

THE WIND ADVISORY COVERS ALL OF CAPE COD...NANTUCKET AND MARTHAS
VINEYARD.

STRONG NORTHWEST WINDS WILL CONTINUED THROUGH 6 AM. SUSTAINED WINDS
WILL BE BETWEEN 25 AND 35 MPH WITH GUSTS UP TO 45 MPH.

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.

$$

MAZ007-014>016-019>021-RIZ006>008-010700-
/O.CAN.KBOX.WI.Y.0038.000000T0000Z-090101T0600Z/
EASTERN ESSEX MA-SOUTHEAST MIDDLESEX MA-SUFFOLK MA-
EASTERN NORFOLK MA-EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-
SOUTHERN PLYMOUTH MA-WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
INCLUDING THE CITIES OF...GLOUCESTER...CAMBRIDGE...BOSTON...
QUINCY...PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...
NARRAGANSETT...WESTERLY...NEWPORT...BLOCK ISLAND
1256 AM EST THU JAN 1 2009

...WIND ADVISORY IS CANCELLED...

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

THIS ADVISORY COVERED THE COASTAL AREAS OF MASSACHUSETTS AND RHODE
ISLAND.

NORTHWEST WINDS ALONG THE COAST HAVE DIMINISHED EARLY THIS
MORNING...BUT CONTINUE TO BE BLUSTERY. A FEW GUSTS UP TO 35 MPH ARE
POSSIBLE THROUGH THE OVERNIGHT.

$$

EVT

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 31, 10:03 PM ESTWind AdvisoryBOXEssex, Middlesex, Norfolk, Suffolk3 hr
Jan 1, 1:01 AM ESTGale WarningBOX24 hr
Jan 1, 1:01 AM ESTSmall Craft AdvisoryBOX3 days

Nearby

Wind Advisories in Massachusetts, 2009Every wind advisory in 2009

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.