Alert archive / Massachusetts / Wind Advisories in 2018

Wind Advisory 16, NWS Boston/Norton, MA

October 11, 20185 counties in Rhode Island; 6 counties in Massachusetts

NWS Boston/Norton, MA issued this wind advisory at Oct 11, 2018, 3:14 PM EDT for 5 counties in Rhode Island; 6 counties in Massachusetts. It took effect at Oct 12, 2018, 8:00 AM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Oct 11, 2018, 3:14 PM EDT (19:14 UTC)
In effect from
Oct 12, 2018, 8:00 AM EDT
Expired
Oct 12, 2018, 5:00 PM EDT
In force
9 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, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 33 km from the middle of the area, began a volume at 19:17 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, 7.2 hours before the alert went out and 88 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 2018-10-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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 2018-10-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 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
2 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
535 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

079 
WWUS71 KBOX 111914
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
314 PM EDT Thu Oct 11 2018

MAZ024-120315-
/O.NEW.KBOX.WI.Y.0016.181012T1300Z-181012T2100Z/
Nantucket MA-
Including the city of Nantucket
314 PM EDT Thu Oct 11 2018

...WIND ADVISORY IN EFFECT FROM 9 AM TO 5 PM EDT FRIDAY...

The National Weather Service in Boston/Norton has issued a Wind
Advisory, which is in effect from 9 AM to 5 PM EDT Friday.

* WINDS...North 15 to 30 mph with gusts 40 to 50 mph.

* TIMING...During the morning and early afternoon Friday.

* IMPACTS...Strong winds may blow down limbs, trees, and power
  lines. Scattered power outages are possible.

* LOCATION...Nantucket.

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
4 follow-up statements
662 
WWUS71 KBOX 120727
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
327 AM EDT Fri Oct 12 2018

MAZ017>023-RIZ002>008-121530-
/O.EXB.KBOX.WI.Y.0016.181012T1200Z-181012T1900Z/
Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA-
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Southeast Providence RI-Western Kent RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-Block Island RI-
Including the cities of Taunton, Brockton, Plymouth, Fall River, 
New Bedford, Mattapoisett, Chatham, Falmouth, Provincetown, 
Vineyard Haven, Providence, Coventry, West Greenwich, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, Newport, and New Shoreham
327 AM EDT Fri Oct 12 2018

...WIND ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 3 PM EDT
THIS AFTERNOON...

The National Weather Service in Boston/Norton has issued a Wind
Advisory, which is in effect from 8 AM this morning to 3 PM EDT
this afternoon.

* WINDS...North 15 to 25 mph with gusts between 35 and 45 mph.

* TIMING...These winds develop by mid morning and continue through
  midday before diminishing by late this afternoon.

* IMPACTS...Winds of these speeds may knock down some large tree
  limbs and result in isolated power outages. A few weakened trees
  may also be knocked down given that they are still fully leafed
  and the ground is saturated.

* LOCATION...Much of Rhode Island into southeast Massachusetts
  including Cape Cod and the outer islands.

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.

&&

$$

MAZ024-121530-
/O.EXT.KBOX.WI.Y.0016.181012T1200Z-181012T2100Z/
Nantucket MA-
Including the city of Nantucket
327 AM EDT Fri Oct 12 2018

...WIND ADVISORY NOW IN EFFECT FROM 8 AM THIS MORNING TO 5 PM EDT
THIS AFTERNOON...

* WINDS...North 15 to 25 mph with gusts up to 50 mph.

* TIMING...These winds develop by mid morning and continue through
  midday before diminishing by early this evening.

* IMPACTS...Winds of these speeds may knock down some large tree
  limbs and result in isolated power outages. A few weakened 
  trees may also be knocked down given that they are still fully 
  leafed and the ground is saturated.

* LOCATION...Nantucket.

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.

&&

$$

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
974 
WWUS71 KBOX 121359
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
959 AM EDT Fri Oct 12 2018

MAZ017>023-RIZ002>008-121900-
/O.CON.KBOX.WI.Y.0016.000000T0000Z-181012T1900Z/
Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA-
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Southeast Providence RI-Western Kent RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-Block Island RI-
Including the cities of Taunton, Brockton, Plymouth, Fall River, 
New Bedford, Mattapoisett, Chatham, Falmouth, Provincetown, 
Vineyard Haven, Providence, Coventry, West Greenwich, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, Newport, and New Shoreham
959 AM EDT Fri Oct 12 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM EDT THIS
AFTERNOON...

* WINDS...North 10 to 20 mph with gusts up to 50 mph.

* TIMING...These winds develop by mid morning and continue 
  through midday before diminishing by late this afternoon.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected.

* LOCATION...Much of Rhode Island into southeast Massachusetts 
  including Cape Cod and the outer islands.

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.

&&

$$

MAZ024-122100-
/O.CON.KBOX.WI.Y.0016.000000T0000Z-181012T2100Z/
Nantucket MA-
Including the city of Nantucket
959 AM EDT Fri Oct 12 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WINDS...North 20 to 30 mph with gusts up to 50 mph.

* TIMING...These winds develop by mid morning and continue 
  through midday before diminishing by early this evening.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected.

* LOCATION...Nantucket.

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
392 
WWUS71 KBOX 121836
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
236 PM EDT Fri Oct 12 2018

MAZ017>023-RIZ002>008-121945-
/O.CAN.KBOX.WI.Y.0016.000000T0000Z-181012T1900Z/
Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA-
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Southeast Providence RI-Western Kent RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-Block Island RI-
Including the cities of Taunton, Brockton, Plymouth, Fall River, 
New Bedford, Mattapoisett, Chatham, Falmouth, Provincetown, 
Vineyard Haven, Providence, Coventry, West Greenwich, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, Newport, and New Shoreham
236 PM EDT Fri Oct 12 2018

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Boston/Norton has cancelled the
Wind Advisory.

Northwest wind gusts are expected to be less than 45 mph into this
evening.

$$

MAZ024-122100-
/O.CON.KBOX.WI.Y.0016.000000T0000Z-181012T2100Z/
Nantucket MA-
Including the city of Nantucket
236 PM EDT Fri Oct 12 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...

* WINDS...Northwest 20 to 30 mph with gusts up to 50 mph.

* TIMING...These winds diminishing by early this evening.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result.

* LOCATION...Nantucket.

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
190 
WWUS71 KBOX 122126
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
526 PM EDT Fri Oct 12 2018

MAZ024-122230-
/O.EXP.KBOX.WI.Y.0016.000000T0000Z-181012T2100Z/
Nantucket MA-
Including the city of Nantucket
526 PM EDT Fri Oct 12 2018

...WIND ADVISORY HAS EXPIRED...


$$

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
Oct 11, 2:49 PM EDTAreal Flood AdvisoryBOXKent, Providence116 min
Oct 11, 4:33 AM EDTGale WarningBOX34 hr
Oct 11, 4:33 AM EDTSmall Craft AdvisoryBOX53 hr
Oct 11, 3:03 PM EDTAreal Flood AdvisoryBOXHampden, Hampshire117 min
Oct 11, 3:48 PM EDTAreal Flood AdvisoryBOXMiddlesex, Worcester117 min
Oct 11, 4:38 PM EDTSpecial Weather StatementBOXNorfolk22 min
Oct 11, 4:40 PM EDTSevere Thunderstorm WarningBOXBristol, Middlesex, Norfolk, Plymouth, Worcester35 min
Oct 11, 5:00 PM EDTSevere Thunderstorm WarningBOXBristol, Norfolk, Plymouth, Suffolk30 min
Oct 11, 5:18 PM EDTSpecial Marine WarningBOX42 min
Oct 11, 5:29 PM EDTSpecial Weather StatementBOXPlymouth31 min

Nearby

Wind Advisories in Massachusetts, 2018Wind Advisories in Rhode Island, 2018Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.