Alert archive / Massachusetts / High Wind Warnings in 2019

High Wind Warning 9, NWS Boston/Norton, MA

November 24, 2019Barnstable County, Massachusetts

NWS Boston/Norton, MA issued this high wind warning at Nov 24, 2019, 1:30 PM EST for Barnstable County, Massachusetts. It took effect at Nov 24, 2019, 5:00 PM EST. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Nov 24, 2019, 1:30 PM EST (18:30 UTC)
In effect from
Nov 24, 2019, 5:00 PM EST
Expired
Nov 24, 2019, 9:23 PM EST
In force
4 hr
Issued by
NWS Boston/Norton, MA

County Barnstable County, MA

The radar

The Boston radar (KBOX), 78 km from the middle of the area, began a volume at 18:31 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, 6.5 hours before the alert went out and 25 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 2019-11-24Temperature 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 2019-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 409 square meters per square second.1939587897117Sfc1 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
521 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
409 m²/s²
0-3 km storm-relative helicity
485 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

775 
WWUS71 KBOX 241830
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
130 PM EST Sun Nov 24 2019

MAZ022-250230-
/O.UPG.KBOX.WI.Y.0020.191124T2200Z-191125T0900Z/
/O.NEW.KBOX.HW.W.0009.191124T2200Z-191125T0600Z/
Barnstable MA-
Including the cities of Chatham, Falmouth, and Provincetown
130 PM EST Sun Nov 24 2019

...HIGH WIND WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM
EST MONDAY...

* WHAT...Northwest winds 20 to 30 mph with gusts between 50 and 60
  mph.

* WHERE...Barnstable MA County.

* WHEN...From 5 PM this afternoon to 1 AM EST Monday.

* IMPACTS...Damaging winds may result in some downed trees and
  scattered power outages. 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.

&&

$$

MAZ014>016-018-021-250230-
/O.EXB.KBOX.WI.Y.0020.191124T2100Z-191125T0600Z/
Southeast Middlesex MA-Suffolk MA-Eastern Norfolk MA-
Western Plymouth MA-Southern Plymouth MA-
Including the cities of Cambridge, Boston, Quincy, Brockton, 
and Mattapoisett
130 PM EST Sun Nov 24 2019

...WIND ADVISORY IN EFFECT UNTIL 1 AM EST MONDAY...

* WHAT...West to northwest winds 20 to 30 mph with gusts of 45 
  to 50 mph expected.

* WHERE...Southeast Middlesex MA, Suffolk MA, Eastern Norfolk 
  MA, Western Plymouth MA and Southern Plymouth MA Counties.

* WHEN...Until 1 AM EST Monday.

* 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.

&&

$$

MAZ007-019-023-024-250230-
/O.EXT.KBOX.WI.Y.0020.191124T2100Z-191125T0600Z/
Eastern Essex MA-Eastern Plymouth MA-Dukes MA-Nantucket MA-
Including the cities of Gloucester, Plymouth, Vineyard Haven, 
and Nantucket
130 PM EST Sun Nov 24 2019

...WIND ADVISORY NOW IN EFFECT UNTIL 1 AM EST MONDAY...

* WHAT...West to northwest winds 20 to 30 mph with gusts of 45 to
  50 mph expected. A few gusts up to 55 mph possible for
  Nantucket.

* WHERE...Cape Cod, Nantucket, Martha's Vineyard, easternmost 
  Plymouth County, and Cape Ann.

* WHEN...Until 1 AM EST Monday.

* 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.

&&

$$

Frank

For more information from the National Weather Service visit
https://weather.gov/box
2 follow-up statements
215 
WWUS71 KBOX 242116
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
416 PM EST Sun Nov 24 2019

MAZ022-250530-
/O.CON.KBOX.HW.W.0009.191124T2200Z-191125T0600Z/
Barnstable MA-
Including the cities of Chatham, Falmouth, and Provincetown
416 PM EST Sun Nov 24 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM EST MONDAY...

* WHAT...Northwest winds 20 to 30 mph with gusts between 50 and 
  60 mph.

* WHERE...Barnstable MA County.

* WHEN...From 5 PM this afternoon to 1 AM EST Monday.

* IMPACTS...Damaging winds may result in some downed trees and 
  scattered power outages. 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.

&&

$$

MAZ007-014>016-018-019-021-023-024-250530-
/O.CON.KBOX.WI.Y.0020.000000T0000Z-191125T0600Z/
Eastern Essex MA-Southeast Middlesex MA-Suffolk MA-
Eastern Norfolk MA-Western Plymouth MA-Eastern Plymouth MA-
Southern Plymouth MA-Dukes MA-Nantucket MA-
Including the cities of Gloucester, Cambridge, Boston, Quincy, 
Brockton, Plymouth, Mattapoisett, Vineyard Haven, and Nantucket
416 PM EST Sun Nov 24 2019

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST MONDAY...

* WHAT...West to northwest winds 20 to 30 mph with gusts of 45 
  to 50 mph expected.

* WHERE...Southeast Middlesex MA, Suffolk MA, Eastern Norfolk 
  MA, Western Plymouth MA and Southern Plymouth MA Counties.

* WHEN...Until 1 AM EST Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. Some
  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.

&&

$$

Frank

For more information from the National Weather Service visit
https://weather.gov/box
501 
WWUS71 KBOX 250223
NPWBOX

URGENT - WEATHER MESSAGE
National Weather Service Boston/Norton MA
923 PM EST Sun Nov 24 2019

MAZ022-250600-
/O.CAN.KBOX.HW.W.0009.000000T0000Z-191125T0600Z/
/O.NEW.KBOX.WI.Y.0021.191125T0223Z-191125T0600Z/
Barnstable MA-
Including the cities of Chatham, Falmouth, and Provincetown
923 PM EST Sun Nov 24 2019

...WIND ADVISORY IN EFFECT UNTIL 1 AM EST MONDAY...
...HIGH WIND WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 mph with gusts up to 45 mph.

* WHERE...Barnstable County.

* WHEN...Until 1 AM EST Monday.

* 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.

&&

$$

MAZ007-014>016-018-019-021-023-024-250330-
/O.CAN.KBOX.WI.Y.0020.000000T0000Z-191125T0600Z/
Eastern Essex MA-Southeast Middlesex MA-Suffolk MA-
Eastern Norfolk MA-Western Plymouth MA-Eastern Plymouth MA-
Southern Plymouth MA-Dukes MA-Nantucket MA-
Including the cities of Gloucester, Cambridge, Boston, Quincy, 
Brockton, Plymouth, Mattapoisett, Vineyard Haven, and Nantucket
923 PM EST Sun Nov 24 2019

...WIND ADVISORY IS CANCELLED...

Gusty northwest winds will continue to diminish this evening. Peak
speeds are expected to remain less than 40 mph, highest across
Cape Ann.

$$

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
Nov 24, 11:54 AM ESTSpecial Marine WarningBOX66 min
Nov 24, 1:32 PM ESTStorm WarningBOX8 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.