Alert archive / Massachusetts / Wind Advisories in 2018

Wind Advisory 14, NWS Boston/Norton, MA

April 16, 20185 counties in Rhode Island; 6 counties in Massachusetts

NWS Boston/Norton, MA issued this wind advisory at Apr 16, 2018, 9:51 AM EDT for 5 counties in Rhode Island; 6 counties in Massachusetts. It took effect at Apr 16, 2018, 10:00 AM EDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Apr 16, 2018, 9:51 AM EDT (13:51 UTC)
In effect from
Apr 16, 2018, 10:00 AM EDT
Expired
Apr 16, 2018, 8:00 PM EDT
In force
10 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 13:54 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, 1.9 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 2018-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 2018-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 551 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
514 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
551 m²/s²
0-3 km storm-relative helicity
630 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

292 
WWUS71 KBOX 161351
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
951 AM EDT Mon Apr 16 2018

RIZ002>008-162200-
/O.NEW.KBOX.WI.Y.0014.180416T1400Z-180416T2200Z/
Southeast Providence RI-Western Kent RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-Block Island RI-
Including the cities of Providence, Coventry, West Greenwich, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, Newport, and New Shoreham
951 AM EDT Mon Apr 16 2018

...WIND ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

The National Weather Service in Boston/Norton has issued a Wind
Advisory, which is in effect until 6 PM EDT this evening.

* Location...Central and Southern Rhode Island

* Winds...Southeast 15 to 25 mph with gusts to 45 to 50 mph.

* Timing...Strong winds continue through 6 PM this evening.

* Impacts...A few large tree limbs may be knocked down. There is
  the potential for isolated power outages. 

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.

&&

$$

MAZ017>024-162200-
/O.NEW.KBOX.WI.Y.0014.180416T1400Z-180417T0000Z/
Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA-
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Nantucket MA-
Including the cities of Taunton, Brockton, Plymouth, Fall River, 
New Bedford, Mattapoisett, Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
951 AM EDT Mon Apr 16 2018

...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

The National Weather Service in Boston/Norton has issued a Wind
Advisory, which is in effect until 8 PM EDT this evening.

* Location...Southeastern Massachusetts including Cape Cod and the
  Islands.

* Winds...Southeast 20 to 25 mph with gusts up to 45 to 50 mph.

* Timing...Strong winds continue through 8 PM this evening.

* Impacts...A few large tree limbs may be knocked down. There is
  the potential for isolated power outages.

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
1 follow-up statement
682 
WWUS71 KBOX 162042
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
442 PM EDT Mon Apr 16 2018

RIZ002>008-162200-
/O.CON.KBOX.WI.Y.0014.000000T0000Z-180416T2200Z/
Southeast Providence RI-Western Kent RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-Block Island RI-
Including the cities of Providence, Coventry, West Greenwich, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, Newport, and New Shoreham
442 PM EDT Mon Apr 16 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* Location...Central and Southern Rhode Island

* Winds...Southeast 15 to 25 mph with gusts to around 50 mph.

* Timing...Strong winds continue to 6 PM this evening.

* Impacts...A few large tree limbs may be knocked down. There is 
  the potential for isolated power outages. 

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.

&&

$$

MAZ017>024-170000-
/O.CON.KBOX.WI.Y.0014.000000T0000Z-180417T0000Z/
Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA-
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Nantucket MA-
Including the cities of Taunton, Brockton, Plymouth, Fall River, 
New Bedford, Mattapoisett, Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
442 PM EDT Mon Apr 16 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* Location...Southeastern Massachusetts including Cape Cod and 
  the Islands. 

* Winds...Southeast around 25 mph with gusts to around 50 mph.

* Timing...Strong winds continue to 8 PM this evening.

* Impacts...A few large tree limbs may be knocked down. There is 
  the potential for isolated power outages. 

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.

&&

$$

Thompson

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 1:24 PM EDTSpecial Weather StatementBOXWashington36 min
Apr 16, 3:42 PM EDTCoastal Flood AdvisoryBOXBristol, Kent, Newport, Providence, Washington7 hr
Apr 16, 5:14 PM EDTSpecial Weather StatementBOXBristol46 min
Apr 16, 11:15 AM EDTAreal Flood AdvisoryBOXHampden, Hampshire4 hr
Apr 16, 12:57 PM EDTAreal Flood AdvisoryBOXFranklin, Worcester4 hr
Apr 16, 1:26 PM EDTAreal Flood WarningBOXHampden, Hampshire6 hr
Apr 16, 1:56 PM EDTFlash Flood WarningBOXMiddlesex, Worcester3 hr
Apr 16, 3:41 PM EDTSmall Craft AdvisoryBOX60 hr
Apr 16, 6:07 PM EDTRiver Flood WarningBOXMiddlesex9 hr
Apr 16, 6:35 PM EDTRiver Flood WarningBOXNorfolk, Suffolk7 hr

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.