Alert archive / Massachusetts / High Wind Warnings in 2020

High Wind Warning 2, NWS Boston/Norton, MA

March 6, 2020Barnstable County, Dukes County, Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this high wind warning at Mar 6, 2020, 4:08 AM EST for Barnstable County, Dukes County, Nantucket County, Massachusetts. It took effect at Mar 6, 2020, 9:00 PM EST. It was in force for 13 hr. 18 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 6, 2020, 4:08 AM EST (09:08 UTC)
In effect from
Mar 6, 2020, 9:00 PM EST
Expired
Mar 7, 2020, 9:46 AM EST
In force
13 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 09:10 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 6, 9:30 PM ESTNON-TSTM WND GST 61Siasconset, MA
Mar 6, 10:19 PM ESTNON-TSTM WND DMGEdgartown, MATREE DOWN ON WEST TISBURY ROAD.
Mar 6, 10:42 PM ESTNON-TSTM WND GST 58Nantucket Ap, MA
Mar 6, 10:50 PM ESTNON-TSTM WND DMG1 Nw East Falmouth, MATREE DOWN AT THE INTERSECTION OF JOHN PARKER ROAD AND HARRIS HILL ROAD.
Mar 6, 11:03 PM ESTNON-TSTM WND GST 60Nantucket Ap, MA
Mar 6, 11:12 PM ESTNON-TSTM WND GST 62Hyannis Ap, MA
Mar 6, 11:28 PM ESTNON-TSTM WND GST 61Nantucket Ap, MA
Mar 7, 1:28 AM ESTNON-TSTM WND GST 66Pocomo, MA
Mar 7, 1:38 AM ESTNON-TSTM WND GST 62Nantucket Ap, MA
Mar 7, 4:00 AM ESTSNOW 1.5Mashpee, MA
Mar 7, 4:00 AM ESTSNOW 21 Ne Smooth Hummocks, MA
Mar 7, 4:27 AM ESTNON-TSTM WND GST 60Nantucket Ap, MA
Mar 7, 6:01 AM ESTSNOW 1.2Brewster, MA
Mar 7, 6:11 AM ESTSNOW 1.5West Tisbury, MA
Mar 7, 6:12 AM ESTSNOW 1West Falmouth, MA
Mar 7, 6:13 AM ESTSNOW 1Marstons Mills, MA
Mar 7, 6:17 AM ESTSNOW 1.6South Mashpee, MA
Mar 7, 7:06 AM ESTSNOW 2.5Nantucket, 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 00:00Z, 9.1 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 00:00Z on 2020-03-06Temperature 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 00:00Z on 2020-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -49 square meters per square second.1939587897117136156Sfc1 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
1579 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
-49 m²/s²
0-3 km storm-relative helicity
14 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

397 
WWUS71 KBOX 060908
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
408 AM EST Fri Mar 6 2020

MAZ022>024-061715-
/O.UPG.KBOX.HW.A.0001.200307T0200Z-200307T1500Z/
/O.NEW.KBOX.HW.W.0002.200307T0200Z-200307T1700Z/
Barnstable MA-Dukes MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
408 AM EST Fri Mar 6 2020

...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO NOON EST
SATURDAY...

* WHAT...North winds 30 to 40 mph with gusts up to 65 mph 
  expected.

* WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties.

* WHEN...From 9 PM this evening to noon EST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

MAZ007-061715-
/O.EXB.KBOX.WI.Y.0009.200307T0200Z-200307T1700Z/
Eastern Essex MA-
Including the city of Gloucester
408 AM EST Fri Mar 6 2020

...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON EST
SATURDAY...

* WHAT...North winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Eastern Essex MA County.

* WHEN...From 9 PM this evening to noon EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

MAZ019-021-RIZ008-061715-
/O.EXT.KBOX.WI.Y.0009.200307T0200Z-200307T1700Z/
Eastern Plymouth MA-Southern Plymouth MA-Block Island RI-
Including the cities of Plymouth, Mattapoisett, and New Shoreham
408 AM EST Fri Mar 6 2020

...WIND ADVISORY NOW IN EFFECT FROM 9 PM THIS EVENING TO NOON EST
SATURDAY...

* WHAT...North winds 20 to 30 mph with gusts up to 55 mph 
  expected.

* WHERE...In Massachusetts, Eastern Plymouth MA and Southern 
  Plymouth MA Counties. In Rhode Island, Block Island RI County.

* WHEN...From 9 PM this evening to noon EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/box
5 follow-up statements
619 
WWUS71 KBOX 061522
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
1022 AM EST Fri Mar 6 2020

MAZ022>024-062330-
/O.CON.KBOX.HW.W.0002.200307T0200Z-200307T1700Z/
Barnstable MA-Dukes MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
1022 AM EST Fri Mar 6 2020

...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
NOON EST SATURDAY...

* WHAT...North winds 30 to 40 mph with gusts up to 65 mph 
  expected.

* WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties.

* WHEN...From 9 PM this evening to noon EST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

MAZ007-019-021-RIZ008-062330-
/O.CON.KBOX.WI.Y.0009.200307T0200Z-200307T1700Z/
Eastern Essex MA-Eastern Plymouth MA-Southern Plymouth MA-
Block Island RI-
Including the cities of Gloucester, Plymouth, Mattapoisett, 
and New Shoreham
1022 AM EST Fri Mar 6 2020

...WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
EST SATURDAY...

* WHAT...North winds 20 to 30 mph with gusts up to 55 mph 
  expected.

* WHERE...In Massachusetts, Eastern Plymouth MA and Southern 
  Plymouth MA Counties. In Rhode Island, Block Island RI County.

* WHEN...From 9 PM this evening to noon EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/box
006 
WWUS71 KBOX 062009
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
309 PM EST Fri Mar 6 2020

MAZ022>024-070415-
/O.CON.KBOX.HW.W.0002.200307T0200Z-200307T1700Z/
Barnstable MA-Dukes MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
309 PM EST Fri Mar 6 2020

...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
NOON EST SATURDAY...

* WHAT...North winds 25 to 40 mph with gusts 60 to 70 mph  
  expected.

* WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties.

* WHEN...From 9 PM this evening to noon EST Saturday. The peak of
  the wind will occur between midnight and 7 am. 

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

MAZ016-018-070415-
/O.EXA.KBOX.WI.Y.0009.200307T0200Z-200307T1700Z/
Eastern Norfolk MA-Western Plymouth MA-
Including the cities of Quincy and Brockton
309 PM EST Fri Mar 6 2020

...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON EST
SATURDAY...

* WHAT...North winds 20 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...Eastern Norfolk MA and Western Plymouth MA Counties.

* WHEN...From 9 PM this evening to noon EST Saturday. The
  strongest winds will occur between midnight and 7 AM. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

MAZ007-019-021-RIZ008-070415-
/O.CON.KBOX.WI.Y.0009.200307T0200Z-200307T1700Z/
Eastern Essex MA-Eastern Plymouth MA-Southern Plymouth MA-
Block Island RI-
Including the cities of Gloucester, Plymouth, Mattapoisett, 
and New Shoreham
309 PM EST Fri Mar 6 2020

...WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON
EST SATURDAY...

* WHAT...North winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...In Massachusetts, Eastern Plymouth MA, Eastern Essex 
  MA and Southern Plymouth MA Counties. In Rhode Island, Block 
  Island RI County.

* WHEN...From 9 PM this evening to noon EST Saturday. The
  strongest winds will occur between midnight and 7 AM.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/box
767 
WWUS71 KBOX 070340
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
1040 PM EST Fri Mar 6 2020

MAZ022>024-071145-
/O.CON.KBOX.HW.W.0002.000000T0000Z-200307T1700Z/
Barnstable MA-Dukes MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
1040 PM EST Fri Mar 6 2020

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON EST SATURDAY...

* WHAT...North winds 25 to 40 mph with gusts 60 to 70 mph 
  expected.

* WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties.

* WHEN...From 9 PM this evening to noon EST Saturday. The peak 
  of the wind will occur between midnight and 7 am.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

MAZ007-016-018-019-021-RIZ008-071145-
/O.CON.KBOX.WI.Y.0009.000000T0000Z-200307T1700Z/
Eastern Essex MA-Eastern Norfolk MA-Western Plymouth MA-
Eastern Plymouth MA-Southern Plymouth MA-Block Island RI-
Including the cities of Gloucester, Quincy, Brockton, Plymouth, 
Mattapoisett, and New Shoreham
1040 PM EST Fri Mar 6 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST SATURDAY...

* WHAT...North winds 20 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...Eastern Norfolk MA and Western Plymouth MA Counties.

* WHEN...From 9 PM this evening to noon EST Saturday. The 
  strongest winds will occur between midnight and 7 AM.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/box
388 
WWUS71 KBOX 070857
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
357 AM EST Sat Mar 7 2020

MAZ022>024-071700-
/O.CON.KBOX.HW.W.0002.000000T0000Z-200307T1700Z/
Barnstable MA-Dukes MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
357 AM EST Sat Mar 7 2020

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY...

* WHAT...North winds 25 to 35 mph with gusts up to 65 mph.

* WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties.

* WHEN...Until noon EST today.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

MAZ007-016-018-019-021-RIZ008-071700-
/O.CON.KBOX.WI.Y.0009.000000T0000Z-200307T1700Z/
Eastern Essex MA-Eastern Norfolk MA-Western Plymouth MA-
Eastern Plymouth MA-Southern Plymouth MA-Block Island RI-
Including the cities of Gloucester, Quincy, Brockton, Plymouth, 
Mattapoisett, and New Shoreham
357 AM EST Sat Mar 7 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...

* WHAT...North winds 15 to 25 mph with gusts up to 50 mph.

* WHERE...In Massachusetts, Eastern Norfolk MA, Eastern Plymouth 
  MA, Western Plymouth MA, Eastern Essex MA and Southern 
  Plymouth MA Counties. In Rhode Island, Block Island RI County.

* WHEN...Until noon EST today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/box
897 
WWUS71 KBOX 071446
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
946 AM EST Sat Mar 7 2020

MAZ022>024-071900-
/O.CAN.KBOX.HW.W.0002.000000T0000Z-200307T1700Z/
/O.NEW.KBOX.WI.Y.0010.200307T1446Z-200307T1900Z/
Barnstable MA-Dukes MA-Nantucket MA-
Including the cities of Chatham, Falmouth, Provincetown, 
Vineyard Haven, and Nantucket
946 AM EST Sat Mar 7 2020

...WIND ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON...
...HIGH WIND WARNING IS CANCELLED...

* WHAT...North winds 25 to 35 mph with gusts up to 50 mph.

* WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties.

* WHEN...Until 2 PM EST this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

MAZ007-016-018-019-021-RIZ008-071600-
/O.CAN.KBOX.WI.Y.0009.000000T0000Z-200307T1700Z/
Eastern Essex MA-Eastern Norfolk MA-Western Plymouth MA-
Eastern Plymouth MA-Southern Plymouth MA-Block Island RI-
Including the cities of Gloucester, Quincy, Brockton, Plymouth, 
Mattapoisett, and New Shoreham
946 AM EST Sat Mar 7 2020

...WIND ADVISORY IS CANCELLED...

$$

For more information from the National Weather Service visit
https://weather.gov/box

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 4:09 AM ESTGale WarningBOX41 hr
Mar 6, 4:09 AM ESTStorm WarningBOX30 hr
Mar 6, 4:23 AM ESTWinter Weather AdvisoryBOXBarnstable, Dukes, Nantucket28 hr
Mar 6, 4:26 AM ESTCoastal Flood AdvisoryBOXBarnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth and 1 more31 hr

Nearby

High Wind Warnings in Massachusetts, 2020Every high wind warning in 2020

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.