Alert archive / Massachusetts / High Wind Warnings in 2018

High Wind Warning 6, NWS Boston/Norton, MA

March 12, 2018Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this high wind warning at Mar 12, 2018, 12:06 PM EDT for Nantucket County, Massachusetts. It took effect at Mar 13, 2018, 2:00 AM EDT. It was in force for 20 hr. 15 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
Mar 12, 2018, 12:06 PM EDT (16:06 UTC)
In effect from
Mar 13, 2018, 2:00 AM EDT
Expired
Mar 13, 2018, 9:53 PM EDT
In force
20 hr
Issued by
NWS Boston/Norton, MA

County Nantucket County, MA

The radar

The Boston radar (KBOX), 120 km from the middle of the area, began a volume at 16:05 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
Mar 13, 2:03 AM EDTNON-TSTM WND GST 61Nantucket, MA
Mar 13, 3:49 AM EDTNON-TSTM WND GST 63Nantucket, MA
Mar 13, 7:00 AM EDTHIGH SUST WINDS 413 Se Nantucket, MA
Mar 13, 7:04 AM EDTHIGH SUST WINDS 463 Se Nantucket, MA
Mar 13, 7:04 AM EDTNON-TSTM WND GST 623 Se Nantucket, MA
Mar 13, 7:28 AM EDTNON-TSTM WND GST 673 Se Nantucket, MA
Mar 13, 8:00 AM EDTNON-TSTM WND GST 66Nantucket, MA
Mar 13, 8:02 AM EDTNON-TSTM WND GST 67Nantucket, MA
Mar 13, 8:08 AM EDTHIGH SUST WINDS 513 Se Nantucket, MA
Mar 13, 8:53 AM EDTNON-TSTM WND GST 693 Se Nantucket, MA
Mar 13, 9:25 AM EDTNON-TSTM WND GST 693 Se Nantucket, MA
Mar 13, 10:56 AM EDTNON-TSTM WND GST 73Nantucket, MA
Mar 13, 11:54 AM EDTNON-TSTM WND GST 703 Se Nantucket, MA
Mar 13, 12:44 PM EDTNON-TSTM WND GST 77Nantucket, MA
Mar 13, 2:58 PM EDTSNOW 2Nantucket, MA

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, 4.1 hours before the alert went out and 45 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 2018-03-12Temperature 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 2018-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 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
1164 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
97 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

468 
WWUS71 KBOX 121606
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
1206 PM EDT Mon Mar 12 2018

MAZ007-019-021>023-121715-
/O.CAN.KBOX.HW.A.0003.180313T0800Z-180314T0000Z/
Eastern Essex MA-Eastern Plymouth MA-Southern Plymouth MA-
Barnstable MA-Dukes MA-
Including the cities of Gloucester, Plymouth, Mattapoisett, 
Chatham, Falmouth, Provincetown, and Vineyard Haven
1206 PM EDT Mon Mar 12 2018

...HIGH WIND WATCH IS CANCELLED...

The National Weather Service in Taunton has cancelled the High
Wind Watch.

North to northeast winds with gusts between 50 and 65 mph are
expected very late tonight into mid afternoon Tuesday. However...a
blizzard warning has been issued for this region which
incorporates high wind warning criteria. Heavy wet snow and 
strong winds may also result in scattered power outages and tree 
damage across far southeast New England.

$$

MAZ024-130015-
/O.UPG.KBOX.HW.A.0003.180313T0800Z-180314T0000Z/
/O.NEW.KBOX.HW.W.0006.180313T0600Z-180314T0000Z/
Nantucket MA-
Including the city of Nantucket
1206 PM EDT Mon Mar 12 2018

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 8 PM EDT TUESDAY...

The National Weather Service in Taunton has issued a High Wind
Warning, which is in effect from 2 AM to 8 PM EDT Tuesday. The
High Wind Watch is no longer in effect.

* Location...Nantucket

* Winds...North 35 to 45 mph with gusts up to 65 mph.

* Timing...Very late tonight into mid afternoon on Tuesday.

* Impacts...These strong winds will result in some power outages
  and tree damage. A mixture of rain and wet snow should change to
  all snow during the day Tuesday. This may result in near
  blizzard conditions and increase the potential for some power
  outages and tree damage.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning is issued when sustained winds of 40 mph are
expected for at least one hour, with gusts of 58 mph or greater
at any time. Damage to trees, power lines, and property are
possible with winds of this magnitude. Power outages are likely.
Take action to secure loose outdoor objects.

&&

$$

Frank

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
7 follow-up statements
067 
WWUS71 KBOX 122016
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
416 PM EDT Mon Mar 12 2018

MAZ024-130430-
/O.CON.KBOX.HW.W.0006.180313T0600Z-180314T0000Z/
Nantucket MA-
Including the city of Nantucket
416 PM EDT Mon Mar 12 2018

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 8 PM EDT
TUESDAY...

* Location...Nantucket

* Winds...North 35 to 45 mph with gusts up to 65 mph.

* Timing...Very late tonight into mid afternoon on Tuesday.

* Impacts...These strong winds will result in some power outages 
  and tree damage. A mixture of rain and wet snow should change 
  to all snow during the day Tuesday. This may result in near 
  blizzard conditions and increase the potential for some power 
  outages and tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning is issued when sustained winds of 40 mph are
expected for at least one hour, with gusts of 58 mph or greater
at any time. Damage to trees, power lines, and property are
possible with winds of this magnitude. Power outages are likely.
Take action to secure loose outdoor objects.

&&

$$

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
910 
WWUS71 KBOX 130256
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
1056 PM EDT Mon Mar 12 2018

MAZ024-131100-
/O.CON.KBOX.HW.W.0006.180313T0600Z-180314T0000Z/
Nantucket MA-
Including the city of Nantucket
1056 PM EDT Mon Mar 12 2018

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 8 PM EDT
TUESDAY...

* Location...Nantucket

* Winds...North 35 to 45 mph with gusts up to 65 mph.

* Timing...Very late tonight into mid afternoon on Tuesday.

* Impacts...These strong winds will result in some power outages 
  and tree damage. A mixture of rain and wet snow should change 
  to all snow during the day Tuesday. This may result in near 
  blizzard conditions and increase the potential for some power 
  outages and tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning is issued when sustained winds of 40 mph are
expected for at least one hour, with gusts of 58 mph or greater
at any time. Damage to trees, power lines, and property are
possible with winds of this magnitude. Power outages are likely.
Take action to secure loose outdoor objects.

&&

$$

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
152 
WWUS71 KBOX 130737
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
337 AM EDT Tue Mar 13 2018

MAZ024-131545-
/O.CON.KBOX.HW.W.0006.000000T0000Z-180314T0000Z/
Nantucket MA-
Including the city of Nantucket
337 AM EDT Tue Mar 13 2018

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* Location...Nantucket

* Winds...North 40 to 50 mph with gusts up to 70 mph.

* Timing...into the mid afternoon.

* Impacts...These strong winds will result in some power outages 
  and tree damage. A mixture of rain and wet snow should change 
  to all snow during the day Tuesday. This may result in near 
  blizzard conditions and increase the potential for some power 
  outages and tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning is issued when sustained winds of 40 mph are
expected for at least one hour, with gusts of 58 mph or greater
at any time. Damage to trees, power lines, and property are
possible with winds of this magnitude. Power outages are likely.
Take action to secure loose outdoor objects.

&&

$$

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
702 
WWUS71 KBOX 131359
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
959 AM EDT Tue Mar 13 2018

MAZ024-132200-
/O.CON.KBOX.HW.W.0006.000000T0000Z-180314T0000Z/
Nantucket MA-
Including the city of Nantucket
959 AM EDT Tue Mar 13 2018

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* Location...Nantucket

* Winds...North 40 to 50 mph with gusts up to 70 mph.

* Timing...Through this afternoon.

* Impacts...These strong winds will result in some power outages
  and tree damage. Snow may mix with or change to rain for a
  period of time during today. The snowfall will result in near
  blizzard conditions at times and increase the potential for 
  some power outages and tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning is issued when sustained winds of 40 mph are
expected for at least one hour, with gusts of 58 mph or greater
at any time. Damage to trees, power lines, and property are
possible with winds of this magnitude. Power outages are likely.
Take action to secure loose outdoor objects.

&&

$$

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
961 
WWUS71 KBOX 132012
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
412 PM EDT Tue Mar 13 2018

MAZ024-140000-
/O.CON.KBOX.HW.W.0006.000000T0000Z-180314T0000Z/
Nantucket MA-
Including the city of Nantucket
412 PM EDT Tue Mar 13 2018

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* Location...Nantucket

* Winds...North 35 to 45 mph with gusts up to 65 mph.

* Timing...Through early this evening.

* Impacts...These strong winds will result in power outages and
  tree damage. Snow may mix with or change to rain for a period of
  time. The snowfall will result in near blizzard conditions at
  times and increase the potential for power outages and tree 
  damage. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning is issued when sustained winds of 40 mph are
expected for at least one hour, with gusts of 58 mph or greater
at any time. Damage to trees, power lines, and property are
possible with winds of this magnitude. Power outages are likely.
Take action to secure loose outdoor objects.

&&

$$
066 
WWUS71 KBOX 132332
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
732 PM EDT Tue Mar 13 2018

MAZ024-140200-
/O.EXT.KBOX.HW.W.0006.000000T0000Z-180314T0200Z/
Nantucket MA-
Including the city of Nantucket
732 PM EDT Tue Mar 13 2018

...HIGH WIND WARNING NOW IN EFFECT UNTIL 10 PM EDT THIS EVENING...

* Location...Nantucket

* Winds...Northwest 30 to 40 mph with gusts up to 60 mph.

* Timing...Through early this evening.

* Impacts...These strong winds will result in power outages and
  tree damage. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning is issued when sustained winds of 40 mph are
expected for at least one hour, with gusts of 58 mph or greater
at any time. Damage to trees, power lines, and property are
possible with winds of this magnitude. Power outages are likely.
Take action to secure loose outdoor objects.

&&

$$

MAZ022-023-140400-
/O.NEW.KBOX.WI.Y.0011.180313T2332Z-180314T0400Z/
Barnstable MA-Dukes MA-
Including the cities of Chatham, Falmouth, Provincetown, 
and Vineyard Haven
732 PM EDT Tue Mar 13 2018

...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

The National Weather Service in Taunton has issued a Wind
Advisory, which is in effect until midnight EDT tonight.

* Location...Cape Cod and Marthas Vineyard.

* Winds...Northwest 25 to 35 mph with gusts up to 50 mph.

* Timing...Through this evening

* Impacts...Strong winds may down tree branches and limbs.
  Additional power outages are possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 31 to 39 mph are
expected, with gusts between 46 to 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. Use extra caution.

&&

$$

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
729 
WWUS71 KBOX 140153
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Taunton MA
953 PM EDT Tue Mar 13 2018

MAZ024-141000-
/O.CAN.KBOX.HW.W.0006.000000T0000Z-180314T0200Z/
/O.EXB.KBOX.WI.Y.0011.000000T0000Z-180314T2100Z/
Nantucket MA-
Including the city of Nantucket
953 PM EDT Tue Mar 13 2018

...WIND ADVISORY IN EFFECT UNTIL 5 PM EDT WEDNESDAY...
...HIGH WIND WARNING IS CANCELLED...

The National Weather Service in Taunton has issued a Wind
Advisory, which is in effect until 5 PM EDT Wednesday. The High
Wind Warning has been cancelled.

* Location...Nantucket.

* Winds...West 25 to 35 mph with gusts up to 50 mph.

* Timing...Through Wednesday evening.

* Impacts...Strong winds may down tree branches and limbs. 
  Additional power outages are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 31 to 39 mph are
expected, with gusts between 46 to 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. Use extra caution.

&&

$$

MAZ022-023-140400-
/O.CON.KBOX.WI.Y.0011.000000T0000Z-180314T0400Z/
Barnstable MA-Dukes MA-
Including the cities of Chatham, Falmouth, Provincetown, 
and Vineyard Haven
953 PM EDT Tue Mar 13 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

* Location...Cape Cod and Marthas Vineyard.

* Winds...Northwest 15 to 20 mph with gusts up to 40 mph.

* Timing...Through this early morning.

* Impacts...Strong winds may down tree branches and limbs. 
  Additional power outages are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 31 to 39 mph are
expected, with gusts between 46 to 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. Use extra caution.

&&

$$

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

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 12, 3:27 AM EDTGale WarningBOX4 days
Mar 12, 3:27 AM EDTStorm WarningBOX42 hr
Mar 12, 3:46 AM EDTWinter Storm WarningBOXBarnstable, Bristol, Dukes, Essex, Franklin, Hampden and 7 more46 hr
Mar 12, 9:32 AM EDTCoastal Flood WarningBOXBarnstable, Nantucket, Norfolk, Plymouth26 hr
Mar 12, 9:32 AM EDTCoastal Flood AdvisoryBOXDukes, Essex, Norfolk, Plymouth26 hr
Mar 12, 11:59 AM EDTBlizzard WarningBOXBarnstable, Dukes, Essex, Middlesex, Norfolk, Plymouth and 1 more32 hr

Nearby

High Wind Warnings in Massachusetts, 2018Every high wind warning in 2018

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.