Alert archive / Massachusetts / High Wind Warnings in 2009

High Wind Warning 3, NWS Boston/Norton, MA

October 18, 2009Barnstable County, Dukes County, Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this high wind warning at Oct 18, 2009, 10:38 AM EDT for Barnstable County, Dukes County, Nantucket County, Massachusetts. It was in force for 11 hr. 16 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 18, 2009, 10:38 AM EDT (14:38 UTC)
Expired
Oct 18, 2009, 9:27 PM EDT
In force
11 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 14:39 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.

What was reported inside it

TimeReportWhereRemark
Oct 18, 10:53 AM EDTSTORM SURGE 0Nantucket, MAWASHINGTON STREET FLOODED WITH 6 INCHES OF WATER. JETTY BEACH PARKING LOT FLOODED.
Oct 18, 11:07 AM EDTSTORM SURGE 0Edgartown, MAOAK BLUFFS SHORE ROAD HAD WATER OVER THE SEA WALL FLOODING THE ROAD WITH DEBRIS AND HIGH HAVEN SECTION ALSO HAD WATER OVER THE SEA WALL WITH DEBRIS ON THE ROAD.
Oct 18, 12:02 PM EDTNON-TSTM WND DMGYarmouth, MATREES DOWN ON WIRES.
Oct 18, 12:08 PM EDTSTORM SURGE 0Chatham, MANORTH CHATHAM TOWN LANDING HAS SEVERAL SHORE ROADS WITH MINOR STREET FLOODING AND SIGNIFICANT BEACH EROSION.
Oct 18, 12:39 PM EDTSTORM SURGE 0Nantucket, MALAFAYETTE STREET FLOODED WITH 6 INCHES OF WATER. CHILDRENS BEACH PARKING LOT FLOODED. EASTER STREET NEAR HOTEL ON BRANT POINT HAS A PARKING LOT AND SEVERAL ROADS FLOODED OUT. JETTIS BEACH FLOODED WITH PARKING LOT HALF FLOODED. WASHINGTON STREET FLOODED WITH 6
Oct 18, 1:15 PM EDTHIGH SUST WINDS 40Nantucket, MA
Oct 18, 1:20 PM EDTNON-TSTM WND DMGBarnstable, MATREE DOWN BLOCKING A ROAD.
Oct 18, 1:25 PM EDTNON-TSTM WND DMGNantucket, MA12 INCH DIAMETER TREE DOWN BLOCKING ATLANTIC AVENUE.
Oct 18, 1:41 PM EDTNON-TSTM WND DMGBarnstable, MABOAT BROKEN OFF FROM MOORING ON BARNSTABLE HARBOR.
Oct 18, 1:54 PM EDTNON-TSTM WND GST 60Nantucket, MACISCO BEACH WIND GUST HIT SEVERAL TIMES BETWEEN 140 PM AND 154 PM.
Oct 18, 3:21 PM EDTNON-TSTM WND DMGBourne, MAWIRES DOWN ON OLD PLYMOUTH ROAD IN SAGAMORE BEACH.
Oct 18, 4:26 PM EDTNON-TSTM WND DMGWest Tisbury, MALIMBS DOWN ON WIRES WITH ISOLATED POWER OUTAGES.
Oct 18, 4:46 PM EDTHIGH SUST WINDS 41Nantucket, MA
Oct 18, 4:50 PM EDTNON-TSTM WND DMGBourne, MATREE DOWN ON OAK BRIDGE ROAD.
Oct 18, 5:45 PM EDTNON-TSTM WND GST 58Nantucket, MACISCO BEACH
Oct 18, 9:10 PM EDTNON-TSTM WND DMGMashpee, MATREE DOWN ON GREAT NECK ROAD

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Chatham, MA (KCHH), launched 12:00Z, 2.6 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 2009-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 12:00Z on 2009-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 square meters per square second.1939587897117136Sfc1 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
489 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
204 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 181438
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1038 AM EDT SUN OCT 18 2009

...A STRONG NOREASTER WILL AFFECT SOUTHERN NEW ENGLAND TODAY AND
TONIGHT...

MAZ022>024-182245-
/O.UPG.KBOX.WI.Y.0061.000000T0000Z-091019T0800Z/
/O.NEW.KBOX.HW.W.0003.091018T1438Z-091019T0800Z/
BARNSTABLE MA-DUKES MA-NANTUCKET MA-
INCLUDING THE CITIES OF...CHATHAM...FALMOUTH...PROVINCETOWN...
VINEYARD HAVEN...NANTUCKET
1038 AM EDT SUN OCT 18 2009

...HIGH WIND WARNING IN EFFECT UNTIL 4 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 4 AM EDT MONDAY. THE WIND
ADVISORY IS NO LONGER IN EFFECT. 

THE HIGH WIND WARNING COVERS CAPE COD...NANTUCKET AND MARTHAS VINEYARD.

NORTHEAST WIND GUSTS OF 50 TO 60 MPH COMBINED WITH MODERATE TO HEAVY
RAIN ON STILL MANY FULLY LEAVED TREES WILL CAUSE LARGE LIMBS AND EVEN
A FEW TREES TO FALL. SCATTERED POWER OUTAGES ARE EXPECTED TODAY INTO
THIS EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING IS ISSUED WHEN SUSTAINED WINDS OF 40 MPH ARE
EXPECTED FOR AT LEAST AN HOUR...WITH GUSTS OF 58 MPH OR GREATER
AT ANY TIME.  DAMAGE TO TREES...POWER LINES...AND PROPERTY ARE
POSSIBLE WITH WIND OF THIS MAGNITUDE. POWER OUTAGES ARE LIKELY.
TAKE ACTION NOW TO SECURE ANY LOOSE OUTDOOR OBJECTS.

&&

$$

MAZ015-016-018>021-RIZ006>008-182245-
/O.CON.KBOX.WI.Y.0061.000000T0000Z-091019T0800Z/
SUFFOLK MA-EASTERN NORFOLK MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
INCLUDING THE CITIES OF...BOSTON...QUINCY...BROCKTON...PLYMOUTH...
FALL RIVER...NEW BEDFORD...MATTAPOISETT...NARRAGANSETT...
WESTERLY...NEWPORT...BLOCK ISLAND
1038 AM EDT SUN OCT 18 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY. 

THIS ADVISORY IS PRIMARILY FROM THE BOSTON AREA SOUTHWARD TO
PLYMOUTH AND THEN ALONG BUZZARDS BAY INTO SOUTHERN RHODE ISLAND...
INCLUDING BLOCK ISLAND.

NORTHEAST GUSTS OF 40 TO 50 MPH COMBINED WITH MODERATE TO HEAVY
RAIN ON STILL MANY FULLY LEAVED TREES SHOULD CAUSE A FEW BRANCHES
TO BREAK RESULTING IN SCATTERED POWER OUTAGES TODAY INTO THIS
EVENING. THE STRONGEST WINDS SHOULD OCCUR ON BLOCK ISLAND AND ON BLUE
HILL WHERE WIND GUSTS AS HIGH AS 55 MPH ARE POSSIBLE.

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.

&&

$$

THOMPSON
2 follow-up statements
000 
WWUS71 KBOX 181932
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
332 PM EDT SUN OCT 18 2009

...A STRONG NOREASTER WILL AFFECT SOUTHERN NEW ENGLAND THROUGH
TONIGHT...

MAZ022>024-190345-
/O.CON.KBOX.HW.W.0003.000000T0000Z-091019T0800Z/
BARNSTABLE MA-DUKES MA-NANTUCKET MA-
INCLUDING THE CITIES OF...CHATHAM...FALMOUTH...PROVINCETOWN...
VINEYARD HAVEN...NANTUCKET
332 PM EDT SUN OCT 18 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY. 

THE HIGH WIND WARNING COVERS CAPE COD...NANTUCKET AND MARTHAS
VINEYARD.

NORTHEAST WINDS WILL BECOME NORTH AND OCCASIONALLY GUST TO 50 TO 55
MPH THROUGH THIS EVENING. THE STRONGEST WIND GUSTS WILL OCCUR THROUGH
ABOUT MIDNIGHT BEFORE SLOWLY DIMINISHING.

THE STRONG WINDS ON STILL MANY FULLY LEAVED TREES WILL CAUSE LARGE
LIMBS AND EVEN A FEW TREES TO FALL. SCATTERED POWER OUTAGES ARE
EXPECTED INTO THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DAMAGE TO TREES...POWER LINES...AND PROPERTY ARE POSSIBLE WITH WIND
OF THIS MAGNITUDE. POWER OUTAGES ARE LIKELY. TAKE ACTION NOW TO
SECURE ANY LOOSE OUTDOOR OBJECTS.

&&

$$

MAZ015-016-018>021-RIZ006>008-190345-
/O.CON.KBOX.WI.Y.0061.000000T0000Z-091019T0800Z/
SUFFOLK MA-EASTERN NORFOLK MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
INCLUDING THE CITIES OF...BOSTON...QUINCY...BROCKTON...PLYMOUTH...
FALL RIVER...NEW BEDFORD...MATTAPOISETT...NARRAGANSETT...
WESTERLY...NEWPORT...BLOCK ISLAND
332 PM EDT SUN OCT 18 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY. 

THIS ADVISORY IS PRIMARILY FROM THE BOSTON AREA SOUTHWARD TO
PLYMOUTH AND THEN ALONG BUZZARDS BAY INTO SOUTHERN RHODE ISLAND...
INCLUDING BLOCK ISLAND.

NORTH WINDS WILL OCCASIONALLY GUST OVER 40 MPH THROUGH THIS EVENING.
THE STRONGEST WIND GUSTS WILL OCCUR THROUGH ABOUT MIDNIGHT BEFORE
SLOWLY DIMINISHING.

THE STRONG WINDS ON STILL MANY FULLY LEAVED TREES WILL CAUSE A FEW
BRANCHES TO BREAK RESULTING IN SCATTERED POWER OUTAGES INTO THIS
EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE STRONG WIND GUSTS ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES. DRIVING CAN ALSO
BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$
000 
WWUS71 KBOX 190127
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
927 PM EDT SUN OCT 18 2009

...A STRONG NOREASTER WILL GRADUALLY MOVE AWAY FROM THE REGION
OVERNIGHT...

MAZ022>024-190800-
/O.CAN.KBOX.HW.W.0003.000000T0000Z-091019T0800Z/
/O.EXA.KBOX.WI.Y.0061.000000T0000Z-091019T0800Z/
BARNSTABLE MA-DUKES MA-NANTUCKET MA-
INCLUDING THE CITIES OF...CHATHAM...FALMOUTH...PROVINCETOWN...
VINEYARD HAVEN...NANTUCKET
927 PM EDT SUN OCT 18 2009

...WIND ADVISORY IN EFFECT UNTIL 4 AM EDT MONDAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM EDT MONDAY. THE HIGH
WIND WARNING HAS BEEN CANCELLED. 

WINDS WILL GRADUALLY DIMINISH DURING THE WEE HOURS OF THE MORNING.
HOWEVER...25 TO 35 MPH WINDS WITH GUSTS AROUND 50 MPH ARE STILL
POSSIBLE UNTIL THEN. THIS MAY HELP TO DOWN A FEW TREES AND POWER
LINES.

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 TREES AND BRANCHES...POSSIBLY
CAUSING ISOLATED POWER OUTAGES. DRIVING CAN ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$

MAZ015-016-018-020-021-RIZ006-007-190230-
/O.CAN.KBOX.WI.Y.0061.000000T0000Z-091019T0800Z/
SUFFOLK MA-EASTERN NORFOLK MA-WESTERN PLYMOUTH MA-
SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...BOSTON...QUINCY...BROCKTON...
FALL RIVER...NEW BEDFORD...MATTAPOISETT...NARRAGANSETT...
WESTERLY...NEWPORT
927 PM EDT SUN OCT 18 2009

...WIND ADVISORY IS CANCELLED...

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

WINDS MAY GUST UP TO 40 MPH THROUGH THE WEE HOURS OF THE
MORNING...BUT WINDS HIGHER THAN THAT ARE NO LONGER EXPECTED.

$$

MAZ019-RIZ008-190800-
/O.CON.KBOX.WI.Y.0061.000000T0000Z-091019T0800Z/
EASTERN PLYMOUTH MA-BLOCK ISLAND RI-
INCLUDING THE CITIES OF...PLYMOUTH...BLOCK ISLAND
927 PM EDT SUN OCT 18 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY. 

WINDS WILL GRADUALLY DIMINISH DURING THE WEE HOURS OF THE MORNING.
HOWEVER...25 TO 35 MPH WINDS WITH GUSTS AROUND 50 MPH ARE STILL
POSSIBLE UNTIL THEN. THIS MAY HELP TO DOWN A FEW TREES AND POWER
LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE STRONG WIND GUSTS ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES. DRIVING CAN
ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 18, 4:42 AM EDTWinter Weather AdvisoryBOXFranklin, Hampden, Hampshire, Middlesex, Worcester19 hr
Oct 18, 4:01 PM EDTCoastal Flood AdvisoryBOXBarnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth and 1 more11 hr

Nearby

High Wind Warnings in Massachusetts, 2009Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.