Alert archive / Massachusetts / Wind Advisories in 2011

Wind Advisory 2, NWS Boston/Norton, MA

January 12, 2011Barnstable County, Dukes County, Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this wind advisory at Jan 12, 2011, 4:26 PM EST for Barnstable County, Dukes County, Nantucket County, Massachusetts. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Jan 12, 2011, 4:26 PM EST (21:26 UTC)
Expired
Jan 12, 2011, 11:25 PM EST
In force
7 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 21:24 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 12:00Z, 9.4 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 12:00Z on 2011-01-12Temperature 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 12:00Z on 2011-01-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 451 square meters per square second.1939587897117Sfc1 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
519 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
451 m²/s²
0-3 km storm-relative helicity
639 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.

495 
WWUS71 KBOX 122126
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
426 PM EST WED JAN 12 2011

...STRONG GUSTY WINDS THROUGH THIS EVENING...

MAZ022>024-130600-
/O.CAN.KBOX.HW.W.0001.000000T0000Z-110113T0100Z/
/O.NEW.KBOX.WI.Y.0002.110112T2126Z-110113T0600Z/
BARNSTABLE MA-DUKES MA-NANTUCKET MA-
INCLUDING THE CITIES OF...CHATHAM...FALMOUTH...PROVINCETOWN...
VINEYARD HAVEN...NANTUCKET
426 PM EST WED JAN 12 2011

...WIND ADVISORY IN EFFECT UNTIL 1 AM EST THURSDAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM EST THURSDAY. THE HIGH
WIND WARNING HAS BEEN CANCELLED. 

* LOCATIONS...CAPE COD AND MARTHAS VINEYARD AND NANTUCKET ISLAND 
  IN MASSACHUSETTS. 

* WINDS...NORTHWEST SUSTAINED 25 TO 35 MPH WITH GUSTS TO 50 MPH.

* TIMING...WINDS WILL GRADUALLY DIMINISH OVERNIGHT.

* IMPACTS...WINDS WILL CREATE DIFFICULT DRIVING CONDITIONS ALONG
  WITH SLIPPERY ROADWAYS. LEFTOVER SLUSH WILL FREEZE OVERNIGHT ON
  UNTREATED SURFACES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE STAY TUNED TO NOAA WEATHER RADIO...YOUR LOCAL MEDIA...OR
GO TO WWW.WEATHER.GOV/BOX FOR FURTHER UPDATES ON THIS WEATHER
SITUATION.

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.

PLEASE STAY TUNED TO NOAA WEATHER RADIO...YOUR LOCAL MEDIA...OR
GO TO WWW.WEATHER.GOV/BOX FOR FURTHER UPDATES ON THIS
WEATHER SITUATION.

$$
1 follow-up statement
620 
WWUS71 KBOX 130425
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1125 PM EST WED JAN 12 2011


MAZ022>024-130530-
/O.CAN.KBOX.WI.Y.0002.000000T0000Z-110113T0600Z/
BARNSTABLE MA-DUKES MA-NANTUCKET MA-
INCLUDING THE CITIES OF...CHATHAM...FALMOUTH...PROVINCETOWN...
VINEYARD HAVEN...NANTUCKET
1125 PM EST WED JAN 12 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS CANCELLED THE WIND
ADVISORY FOR CAPE COD AND THE ISLANDS.

WINDS HAVE DIMINISHED ACROSS CAPE COD AND THE ISLANDS. THEREFORE
THE WIND ADVISORY HAS BEEN CANCELLED.

$$

RLG

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 12, 4:38 PM ESTSmall Craft AdvisoryBOX38 hr

Nearby

Wind Advisories in Massachusetts, 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.