Alert archive / Massachusetts / Wind Advisories in 2020
Wind Advisory 16, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this wind advisory at Apr 20, 2020, 3:36 PM EDT for Capitol Planning Region, Northeastern Connecticut Planning Region, Connecticut; 13 counties in Massachusetts; 5 counties in Rhode Island. It took effect at Apr 21, 2020, 2:00 PM EDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Apr 20, 2020, 3:36 PM EDT (19:36 UTC)
- In effect from
- Apr 21, 2020, 2:00 PM EDT
- Expired
- Apr 21, 2020, 7:08 PM EDT
- In force
- 5 hr
- Issued by
- NWS Boston/Norton, MA
Counties Capitol Planning Region, CT, Northeastern Connecticut Planning Region, CT, Barnstable County, MA, Bristol County, MA, Dukes County, MA, Essex County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Nantucket County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA, Worcester County, MA, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI
The radar
The Boston radar (KBOX), 26 km from the middle of the area, began a volume at 19:39 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, 7.6 hours before the alert went out and 127 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1484 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- -135 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
945 WWUS71 KBOX 201936 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 336 PM EDT Mon Apr 20 2020 CTZ002>004-MAZ007-014>024-RIZ001>008-210345- /O.NEW.KBOX.FR.Y.0001.200421T0400Z-200421T1200Z/ /O.NEW.KBOX.WI.Y.0016.200421T2100Z-200422T0700Z/ Hartford CT-Tolland CT-Windham CT-Eastern Essex MA- Southeast Middlesex MA-Suffolk MA-Eastern Norfolk MA- Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA- Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA-Northwest Providence RI-Southeast Providence RI- Western Kent RI-Eastern Kent RI-Bristol RI-Washington RI- Newport RI-Block Island RI- Including the cities of Hartford, Windsor Locks, Union, Vernon, Putnam, Willimantic, Gloucester, Cambridge, Boston, Quincy, Taunton, Brockton, Plymouth, Fall River, New Bedford, Mattapoisett, Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, Foster, Smithfield, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, Newport, and New Shoreham 336 PM EDT Mon Apr 20 2020 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT TUESDAY... ...WIND ADVISORY IN EFFECT FROM 5 PM TUESDAY TO 3 AM EDT WEDNESDAY... * WHAT...For the Frost Advisory, temperatures in the low to mid 30s will result in frost formation. For the Wind Advisory, west winds 10 to 20 mph with gusts up to 50 mph expected. * WHERE...For the Frost Advisory, portions of northern Connecticut, Rhode Island and portions of Eastern Massachusetts. For the Wind Advisory, all of Southern New England except for Berkshire County in Massachusetts and Litchfield County in Connecticut. * WHEN...For the Frost Advisory, from midnight tonight to 8 AM EDT Tuesday. For the Wind Advisory, from 5 PM Tuesday to 3 AM EDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. Take steps now to protect tender plants from the cold. && $$ MAZ002>006-008>013-026-210345- /O.NEW.KBOX.WI.Y.0016.200421T2100Z-200422T0700Z/ Western Franklin MA-Eastern Franklin MA-Northern Worcester MA- Central Middlesex MA-Western Essex MA-Western Hampshire MA- Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA- Southern Worcester MA-Western Norfolk MA-Northern Middlesex MA- Including the cities of Charlemont, Greenfield, Orange, Barre, Fitchburg, Framingham, Lowell, Lawrence, Chesterfield, Blandford, Amherst, Northampton, Springfield, Milford, Worcester, Foxborough, Norwood, and Ayer 336 PM EDT Mon Apr 20 2020 ...WIND ADVISORY IN EFFECT FROM 5 PM TUESDAY TO 3 AM EDT WEDNESDAY... * WHAT...West winds 10 to 20 mph with gusts up to 50 mph expected. * WHERE...Portions of central, eastern, northeastern and western Massachusetts. * WHEN...From 5 PM Tuesday to 3 AM EDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
4 follow-up statements
886 WWUS71 KBOX 210823 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 423 AM EDT Tue Apr 21 2020 CTZ002-003-211200- /O.CAN.KBOX.WI.Y.0016.200421T2100Z-200422T0700Z/ /O.CON.KBOX.FR.Y.0001.000000T0000Z-200421T1200Z/ Hartford CT-Tolland CT- Including the cities of Hartford, Windsor Locks, Union, and Vernon 423 AM EDT Tue Apr 21 2020 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...WIND ADVISORY IS CANCELLED... * WHAT...Temperatures in the low to mid 30s will result in frost formation. * WHERE...Tolland CT, Windham CT and Hartford CT Counties. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MAZ002>006-008>011-026-210930- /O.CAN.KBOX.WI.Y.0016.200421T2100Z-200422T0700Z/ Western Franklin MA-Eastern Franklin MA-Northern Worcester MA- Central Middlesex MA-Western Essex MA-Western Hampshire MA- Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA- Northern Middlesex MA- Including the cities of Charlemont, Greenfield, Orange, Barre, Fitchburg, Framingham, Lowell, Lawrence, Chesterfield, Blandford, Amherst, Northampton, Springfield, and Ayer 423 AM EDT Tue Apr 21 2020 ...WIND ADVISORY IS CANCELLED... $$ MAZ007-015>021-RIZ001>008-211630- /O.EXT.KBOX.WI.Y.0016.200421T1800Z-200421T2300Z/ /O.CON.KBOX.FR.Y.0001.000000T0000Z-200421T1200Z/ Eastern Essex MA-Suffolk MA-Eastern Norfolk MA- Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA- Southern Bristol MA-Southern Plymouth MA-Northwest Providence RI- Southeast Providence RI-Western Kent RI-Eastern Kent RI- Bristol RI-Washington RI-Newport RI-Block Island RI- Including the cities of Gloucester, Boston, Quincy, Taunton, Brockton, Plymouth, Fall River, New Bedford, Mattapoisett, Foster, Smithfield, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, Newport, and New Shoreham 423 AM EDT Tue Apr 21 2020 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...For the Frost Advisory, temperatures in the low to mid 30s will result in frost formation. For the Wind Advisory, west winds 15 to 30 mph with gusts up to 50 mph expected. * WHERE...For the Frost Advisory, portions of northern Connecticut, Rhode Island and portions of Eastern Massachusetts. For the Wind Advisory, portions of Eastern and south Central Massachusetts, all of Rhode Island and Northeast Connecticut. * WHEN...For the Frost Advisory, until 8 AM EDT this morning. For the Wind Advisory, from 2 PM this afternoon to 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CTZ004-MAZ014-211630- /O.EXT.KBOX.WI.Y.0016.200421T1800Z-200421T2200Z/ /O.CON.KBOX.FR.Y.0001.000000T0000Z-200421T1200Z/ Windham CT-Southeast Middlesex MA- Including the cities of Putnam, Willimantic, and Cambridge 423 AM EDT Tue Apr 21 2020 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 PM EDT THIS EVENING... * WHAT...For the Frost Advisory, temperatures in the low to mid 30s will result in frost formation. For the Wind Advisory, west winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...For the Frost Advisory, portions of northern Connecticut, Rhode Island and portions of Eastern Massachusetts. For the Wind Advisory, portions of interior eastern Massachusetts and northeast Connecticut. * WHEN...For the Frost Advisory, until 8 AM EDT this morning. For the Wind Advisory, from 2 PM this afternoon to 6 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. Take steps now to protect tender plants from the cold. && $$ MAZ022>024-211630- /O.EXT.KBOX.WI.Y.0016.200421T1800Z-200422T0100Z/ /O.CON.KBOX.FR.Y.0001.000000T0000Z-200421T1200Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 423 AM EDT Tue Apr 21 2020 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM EDT THIS EVENING... * WHAT...For the Frost Advisory, temperatures in the low to mid 30s will result in frost formation. For the Wind Advisory, west winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...For the Frost Advisory, portions of Eastern Massachusetts. For the Wind Advisory, portions of Eastern Massachusetts. * WHEN...For the Frost Advisory, until 8 AM EDT this morning. For the Wind Advisory, from 2 PM this afternoon to 9 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. Take steps now to protect tender plants from the cold. && $$ MAZ013-211630- /O.EXT.KBOX.WI.Y.0016.200421T1800Z-200421T2300Z/ Western Norfolk MA- Including the cities of Foxborough and Norwood 423 AM EDT Tue Apr 21 2020 ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...West winds 10 to 20 mph with gusts up to 50 mph expected. * WHERE...Portions of eastern Massachusetts. * WHEN...From 2 PM this afternoon to 7 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ012-211630- /O.EXT.KBOX.WI.Y.0016.200421T1800Z-200421T2200Z/ Southern Worcester MA- Including the cities of Milford and Worcester 423 AM EDT Tue Apr 21 2020 ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 PM EDT THIS EVENING... * WHAT...West winds 10 to 20 mph with gusts up to 50 mph expected. * WHERE...Portions of central Massachusetts. * WHEN...From 2 PM this afternoon to 6 PM EDT this evening. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
074 WWUS71 KBOX 211244 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 844 AM EDT Tue Apr 21 2020 CTZ004-MAZ012-014-212045- /O.EXT.KBOX.WI.Y.0016.200421T1800Z-200421T2300Z/ Windham CT-Southern Worcester MA-Southeast Middlesex MA- Including the cities of Putnam, Willimantic, Milford, Worcester, and Cambridge 844 AM EDT Tue Apr 21 2020 ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Northeast Connecticut into central and eastern Massachusetts. * WHEN...From 2 PM this afternoon to 7 PM EDT this evening. * IMPACTS...Strong winds may bring down large branches or weakened trees. A few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ007-013-015>021-RIZ001>008-212045- /O.CON.KBOX.WI.Y.0016.200421T1800Z-200421T2300Z/ Eastern Essex MA-Western Norfolk MA-Suffolk MA-Eastern Norfolk MA- Northern Bristol MA-Western Plymouth MA-Eastern Plymouth MA- Southern Bristol MA-Southern Plymouth MA-Northwest Providence RI- Southeast Providence RI-Western Kent RI-Eastern Kent RI- Bristol RI-Washington RI-Newport RI-Block Island RI- Including the cities of Gloucester, Foxborough, Norwood, Boston, Quincy, Taunton, Brockton, Plymouth, Fall River, New Bedford, Mattapoisett, Foster, Smithfield, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, Newport, and New Shoreham 844 AM EDT Tue Apr 21 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... * WHAT...South winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Rhode Island and eastern Massachusetts. * WHEN...From 2 PM this afternoon to 7 PM EDT this evening. * IMPACTS...Strong winds may bring down large branches or weakened trees. A few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ022>024-212045- /O.CON.KBOX.WI.Y.0016.200421T1800Z-200422T0100Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 844 AM EDT Tue Apr 21 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM EDT THIS EVENING... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Cape Cod and the Islands. * WHEN...From 2 PM this afternoon to 9 PM EDT this evening. * IMPACTS...Strong winds may bring down large branches or weakened trees. A few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
849 WWUS71 KBOX 211926 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 326 PM EDT Tue Apr 21 2020 CTZ004-MAZ007-012>021-RIZ001>008-212300- /O.CON.KBOX.WI.Y.0016.000000T0000Z-200421T2300Z/ Windham CT-Eastern Essex MA-Southern Worcester MA- Western Norfolk MA-Southeast Middlesex MA-Suffolk MA- Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA- Eastern Plymouth MA-Southern Bristol MA-Southern Plymouth MA- Northwest Providence RI-Southeast Providence RI-Western Kent RI- Eastern Kent RI-Bristol RI-Washington RI-Newport RI- Block Island RI- Including the cities of Putnam, Willimantic, Gloucester, Milford, Worcester, Foxborough, Norwood, Cambridge, Boston, Quincy, Taunton, Brockton, Plymouth, Fall River, New Bedford, Mattapoisett, Foster, Smithfield, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, Newport, and New Shoreham 326 PM EDT Tue Apr 21 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...Southwest winds 10 to 20 mph with gusts up to 50 mph. * WHERE...Northeast Connecticut, Rhode Island, and central and eastern Massachusetts. * WHEN...Until 7 PM EDT this evening. * IMPACTS...Strong winds may bring down large branches or weakened trees. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ022>024-220100- /O.CON.KBOX.WI.Y.0016.000000T0000Z-200422T0100Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 326 PM EDT Tue Apr 21 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... * WHAT...South winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Cape Cod and the Islands. * WHEN...Until 9 PM EDT this evening. * IMPACTS...Strong winds may bring down large branches or weakened trees. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
155 WWUS71 KBOX 212308 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 708 PM EDT Tue Apr 21 2020 MAZ022>024-220015- /O.CAN.KBOX.WI.Y.0016.000000T0000Z-200422T0100Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 708 PM EDT Tue Apr 21 2020 ...WIND ADVISORY IS CANCELLED... Although it will remain breezy tonight, the strongest winds were in the process of exiting the region. Therefore, the wind advisory has been cancelled. $$ CTZ004-MAZ007-012>021-RIZ001>008-220015- /O.EXP.KBOX.WI.Y.0016.000000T0000Z-200421T2300Z/ Windham CT-Eastern Essex MA-Southern Worcester MA- Western Norfolk MA-Southeast Middlesex MA-Suffolk MA- Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA- Eastern Plymouth MA-Southern Bristol MA-Southern Plymouth MA- Northwest Providence RI-Southeast Providence RI-Western Kent RI- Eastern Kent RI-Bristol RI-Washington RI-Newport RI- Block Island RI- Including the cities of Putnam, Willimantic, Gloucester, Milford, Worcester, Foxborough, Norwood, Cambridge, Boston, Quincy, Taunton, Brockton, Plymouth, Fall River, New Bedford, Mattapoisett, Foster, Smithfield, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, Newport, and New Shoreham 708 PM EDT Tue Apr 21 2020 ...WIND ADVISORY HAS EXPIRED... Although it will remain breezy at times tonight, the strongest winds have come to an end. Therefore, the wind advisory has been allowed to expire. $$ Frank 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 3:36 PM EDT | Frost Advisory | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 16 hr |
| Apr 20, 4:00 AM EDT | Gale Watch | BOX | 12 hr | |
| Apr 20, 3:38 PM EDT | Gale Warning | BOX | 52 hr |
Nearby
Wind Advisories in Massachusetts, 2020Wind Advisories in Rhode Island, 2020Wind Advisories in Connecticut, 2020Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.