Alert archive / Massachusetts / High Wind Warnings in 2019

High Wind Warning 1, NWS Boston/Norton, MA

January 20, 2019Barnstable County, Dukes County, Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this high wind warning at Jan 20, 2019, 11:16 AM EST for Barnstable County, Dukes County, Nantucket County, Massachusetts. It was in force for 4 hr. 3 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
Jan 20, 2019, 11:16 AM EST (16:16 UTC)
Expired
Jan 20, 2019, 3:00 PM EST
In force
4 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 16:18 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
Jan 20, 12:55 PM ESTFLOODMarstons Mills, MASANTUIT-NEWTOWN ROAD AT ROUTE 28 PARTIALLY FLOODED DUE TO HEAVY RAINFALL
Jan 20, 12:58 PM ESTFLOODMashpee, MAGREAT NECK ROAD SOUTH FLOODED AND NEARLY IMPASSABLE DUE TO HEAVY RAINFALL
Jan 20, 2:26 PM ESTSNOW 3.4Mashpee, 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, 4.3 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 2019-01-20Temperature 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 2019-01-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 452 square meters per square second.1939587897Sfc1 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
452 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
452 m²/s²
0-3 km storm-relative helicity
447 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

620 
WWUS71 KBOX 201616
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
1116 AM EST Sun Jan 20 2019

MAZ022-024-202000-
/O.UPG.KBOX.WI.Y.0002.000000T0000Z-190120T2000Z/
/O.NEW.KBOX.HW.W.0001.190120T1616Z-190120T2000Z/
Barnstable MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
and Nantucket
1116 AM EST Sun Jan 20 2019

...HIGH WIND WARNING IN EFFECT UNTIL 3 PM EST THIS AFTERNOON...

The National Weather Service in Boston/Norton has issued a High
Wind Warning, which is in effect until 3 PM EST this afternoon.
The Wind Advisory is no longer in effect.

* WINDS...South 20 to 30 mph with gusts up to 60 mph.

* TIMING...Strongest winds early this afternoon.

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

* LOCATION...Cape Cod and Nantucket.

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.

&&

$$

MAZ023-202000-
/O.NEW.KBOX.HW.W.0001.190120T1616Z-190120T2000Z/
Dukes MA-
Including the city of Vineyard Haven
1116 AM EST Sun Jan 20 2019

...HIGH WIND WARNING IN EFFECT UNTIL 3 PM EST THIS AFTERNOON...

The National Weather Service in Boston/Norton has issued a High
Wind Warning, which is in effect until 3 PM EST this afternoon.

* WINDS...South 20 to 30 mph with gusts up to 60 mph.

* TIMING...Strongest winds early this afternoon.

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

* LOCATION...Marthas Vineyard.

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
1 follow-up statement
626 
WWUS71 KBOX 202018
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
318 PM EST Sun Jan 20 2019

MAZ022>024-202130-
/O.EXP.KBOX.HW.W.0001.000000T0000Z-190120T2000Z/
Barnstable MA-Dukes MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
318 PM EST Sun Jan 20 2019

...HIGH WIND WARNING 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
Jan 20, 4:13 AM ESTHeavy Freezing Spray WarningBOX50 hr
Jan 20, 4:13 AM ESTHeavy Freezing Spray AdvisoryBOX55 hr
Jan 20, 4:20 AM ESTWind Chill WarningBOXFranklin, Hampden, Hampshire, Middlesex, Worcester47 hr
Jan 20, 4:20 AM ESTWind Chill AdvisoryBOXBristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more54 hr
Jan 20, 10:23 AM ESTAreal Flood WarningBOXBarnstable, Bristol, Dukes, Plymouth4 hr
Jan 20, 10:57 AM ESTSpecial Weather StatementBOXBarnstable, Nantucket63 min
Jan 20, 10:59 AM ESTSpecial Marine WarningBOX61 min
Jan 20, 12:15 PM ESTSpecial Marine WarningBOX60 min
Jan 20, 3:13 PM ESTGale WarningBOX47 hr
Jan 20, 3:20 PM ESTCoastal Flood StatementBOXBarnstable, Essex, Nantucket, Norfolk, Plymouth, Suffolk21 hr

Nearby

High Wind Warnings in Massachusetts, 2019Every high wind warning in 2019

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.