Alert archive / Massachusetts / High Wind Warnings in 2020
High Wind Warning 9, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this high wind warning at Dec 4, 2020, 3:07 PM EST for Washington County, Rhode Island; 6 counties in Massachusetts. It took effect at Dec 5, 2020, 1:00 PM EST. It was in force for 11 hr. 22 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
- Dec 4, 2020, 3:07 PM EST (20:07 UTC)
- In effect from
- Dec 5, 2020, 1:00 PM EST
- Expired
- Dec 5, 2020, 11:58 PM EST
- In force
- 11 hr
- Issued by
- NWS Boston/Norton, MA
Counties Barnstable County, MA, Dukes County, MA, Essex County, MA, Nantucket County, MA, Norfolk County, MA, Plymouth County, MA, Washington County, RI
The radar
The Boston radar (KBOX), 35 km from the middle of the area, began a volume at 20:09 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 5, 3:23 PM EST | NON-TSTM WND DMG | Pembroke, MA | TREE AND WIRES DOWN ON A HOUSE ON OLD WASHINGTON ST |
| Dec 5, 3:26 PM EST | NON-TSTM WND DMG | Duxbury, MA | TREE AND WIRES DOWN ON DEPOT ST |
| Dec 5, 4:04 PM EST | NON-TSTM WND DMG | Bourne, MA | LARGE TREE DOWN BLOCKING BOURNEDALE RD |
| Dec 5, 4:04 PM EST | NON-TSTM WND DMG | Rochester, MA | POWER LINES DOWN ON KINGS HIGHWAY |
| Dec 5, 4:04 PM EST | NON-TSTM WND DMG | Vineyard Haven, MA | TREE DOWN ON MITCHELL ROAD |
| Dec 5, 4:15 PM EST | NON-TSTM WND GST 62 | Plymouth, MA | 233' OF ELEVATION |
| Dec 5, 5:20 PM EST | NON-TSTM WND DMG | Mattapoisett, MA | TREE AND WIRES DOWN ON MATTAPOISETT NECK RD |
| Dec 5, 5:32 PM EST | SNOW 1 | Hope Valley, RI | |
| Dec 5, 5:41 PM EST | NON-TSTM WND DMG | Peabody, MA | TREE AND POWER LINES DOWN ON LINCOLN ROAD |
| Dec 5, 5:50 PM EST | NON-TSTM WND DMG | Harwich, MA | TREE AND WIRES DOWN ON QUEEN ANNE ROAD |
| Dec 5, 6:05 PM EST | NON-TSTM WND GST 67 | Dennis, MA | |
| Dec 5, 6:25 PM EST | NON-TSTM WND DMG | Rochester, MA | TREE DOWN ON WIRES ON SNIPATUIT ROAD |
| Dec 5, 6:32 PM EST | NON-TSTM WND DMG | Barnstable, MA | TREE DOWN ON POWER LINES ON MAPLE STREET |
| Dec 5, 6:33 PM EST | NON-TSTM WND DMG | Hyannis, MA | WIRES DOWN ON HOUSE ON SUMMERSIDE LANE |
| Dec 5, 6:36 PM EST | NON-TSTM WND GST 65 | Dennis, MA | |
| Dec 5, 6:37 PM EST | NON-TSTM WND DMG | Eastham, MA | TREE DOWN ON CAR ON BRIDGE ROAD |
| Dec 5, 7:30 PM EST | NON-TSTM WND DMG | Rockland, MA | WIRES DOWN ON CAR ON JAMES STREET |
| Dec 5, 7:38 PM EST | NON-TSTM WND DMG | Dennis, MA | TREE DOWN ACROSS INMAN ROAD |
| Dec 5, 8:13 PM EST | SNOW 1 | Walpole, MA | |
| Dec 5, 8:15 PM EST | SNOW 1.7 | Millis, MA | |
| Dec 5, 8:16 PM EST | SNOW 2 | Foxboro, MA | |
| Dec 5, 8:23 PM EST | SNOW 2.5 | Millis, 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, 8.1 hours before the alert went out and 68 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
- 968 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 161 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
166 WWUS71 KBOX 042007 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 307 PM EST Fri Dec 4 2020 MAZ019-022>024-050415- /O.UPG.KBOX.HW.A.0006.201205T2000Z-201206T0500Z/ /O.NEW.KBOX.HW.W.0009.201205T1800Z-201206T0500Z/ Eastern Plymouth MA-Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Plymouth, Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 307 PM EST Fri Dec 4 2020 ...HIGH WIND WARNING IN EFFECT FROM 1 PM SATURDAY TO MIDNIGHT EST SATURDAY NIGHT... * WHAT...Northwest winds 25 to 35 mph with gusts between 50 and 60 mph. * WHERE...Eastern Plymouth MA, Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...From 1 PM Saturday to midnight EST Saturday night. * IMPACTS...Scattered power outages and some downed trees may occur from the strong winds. 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. && $$ MAZ007-050415- /O.NEW.KBOX.HW.W.0009.201205T1800Z-201206T0500Z/ Eastern Essex MA- Including the city of Gloucester 307 PM EST Fri Dec 4 2020 ...HIGH WIND WARNING IN EFFECT FROM 1 PM SATURDAY TO MIDNIGHT EST SATURDAY NIGHT... * WHAT...Northwest winds 20 to 30 mph with gusts between 50 and 60 mph expected. * WHERE...Eastern Essex MA County. * WHEN...From 1 PM Saturday to midnight EST Saturday night. * IMPACTS...Scattered power outages and some downed trees may occur from the strong winds. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ Frank For more information from the National Weather Service visit https://weather.gov/box
5 follow-up statements
910 WWUS71 KBOX 050322 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1022 PM EST Fri Dec 4 2020 MAZ007-019-022>024-051130- /O.CON.KBOX.HW.W.0009.201205T1800Z-201206T0500Z/ Eastern Essex MA-Eastern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA- Including the cities of Gloucester, Plymouth, Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 1022 PM EST Fri Dec 4 2020 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 PM SATURDAY TO MIDNIGHT EST SATURDAY NIGHT... * WHAT...Northwest winds 25 to 35 mph with gusts between 50 and 60 mph. * WHERE...Cape Ann and Plymouth County to Cape Cod and the Islands. * WHEN...From 1 PM Saturday to midnight EST Saturday night. * IMPACTS...Scattered power outages and some downed trees may occur from the strong winds. 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
423 WWUS71 KBOX 050752 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 252 AM EST Sat Dec 5 2020 RIZ008-051600- /O.EXA.KBOX.HW.W.0009.201205T1800Z-201206T0500Z/ Block Island RI- Including the city of New Shoreham 252 AM EST Sat Dec 5 2020 ...HIGH WIND WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Block Island RI County. * WHEN...From 1 PM this afternoon to midnight EST tonight. * IMPACTS...Scattered power outages and some downed trees may occur from the strong winds. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MAZ007-019-022>024-051600- /O.CON.KBOX.HW.W.0009.201205T1800Z-201206T0500Z/ Eastern Essex MA-Eastern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA- Including the cities of Gloucester, Plymouth, Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 252 AM EST Sat Dec 5 2020 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Eastern Plymouth MA, Eastern Essex MA, Dukes MA, Nantucket MA and Barnstable MA Counties. * WHEN...From 1 PM this afternoon to midnight EST tonight. * IMPACTS...Scattered power outages and some downed trees may occur from the strong winds. 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. && $$ MAZ016>018-020-021-RIZ002>007-051600- /O.NEW.KBOX.WI.Y.0029.201205T1800Z-201206T0500Z/ Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA- Southern Bristol MA-Southern Plymouth MA-Southeast Providence RI- Western Kent RI-Eastern Kent RI-Bristol RI-Washington RI- Newport RI- Including the cities of Quincy, Taunton, Brockton, Fall River, New Bedford, Mattapoisett, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, and Newport 252 AM EST Sat Dec 5 2020 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of eastern and southeastern Massachusetts and Rhode Island. * WHEN...From 1 PM this afternoon to midnight EST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
747 WWUS71 KBOX 051538 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1038 AM EST Sat Dec 5 2020 MAZ007-019-022>024-RIZ008-052130- /O.CON.KBOX.HW.W.0009.201205T1800Z-201206T0500Z/ Eastern Essex MA-Eastern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA-Block Island RI- Including the cities of Gloucester, Plymouth, Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 1038 AM EST Sat Dec 5 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...In Massachusetts, Eastern Plymouth MA, Eastern Essex MA, Dukes MA, Nantucket MA and Barnstable MA Counties. In Rhode Island, Block Island RI County. * WHEN...Until midnight EST tonight. * 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. && $$ MAZ016>018-020-021-RIZ002>007-052130- /O.CON.KBOX.WI.Y.0029.201205T1800Z-201206T0500Z/ Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA- Southern Bristol MA-Southern Plymouth MA-Southeast Providence RI- Western Kent RI-Eastern Kent RI-Bristol RI-Washington RI- Newport RI- Including the cities of Quincy, Taunton, Brockton, Fall River, New Bedford, Mattapoisett, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, and Newport 1038 AM EST Sat Dec 5 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 20 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of eastern and southeastern Massachusetts and northern and southern Rhode Island. * WHEN...Until midnight EST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
396 WWUS71 KBOX 052052 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 352 PM EST Sat Dec 5 2020 MAZ007-019-022>024-RIZ008-060500- /O.CON.KBOX.HW.W.0009.000000T0000Z-201206T0500Z/ Eastern Essex MA-Eastern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA-Block Island RI- Including the cities of Gloucester, Plymouth, Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 352 PM EST Sat Dec 5 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...In Massachusetts, Eastern Plymouth MA, Eastern Essex MA, Dukes MA, Nantucket MA and Barnstable MA Counties. In Rhode Island, Block Island RI County. * WHEN...Until midnight EST tonight. * 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. && $$ MAZ013>015-060500- /O.EXA.KBOX.WI.Y.0029.000000T0000Z-201206T0500Z/ Western Norfolk MA-Southeast Middlesex MA-Suffolk MA- Including the cities of Foxborough, Norwood, Cambridge, and Boston 352 PM EST Sat Dec 5 2020 ...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Western Norfolk MA, Southeast Middlesex MA and Suffolk MA Counties. * WHEN...Until midnight EST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ016>018-020-021-RIZ002>007-060500- /O.CON.KBOX.WI.Y.0029.000000T0000Z-201206T0500Z/ Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA- Southern Bristol MA-Southern Plymouth MA-Southeast Providence RI- Western Kent RI-Eastern Kent RI-Bristol RI-Washington RI- Newport RI- Including the cities of Quincy, Taunton, Brockton, Fall River, New Bedford, Mattapoisett, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, and Newport 352 PM EST Sat Dec 5 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Portions of eastern and southeastern Massachusetts and northern and southern Rhode Island. * WHEN...Until midnight EST tonight. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
880 WWUS71 KBOX 060458 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1158 PM EST Sat Dec 5 2020 MAZ007-019-022>024-RIZ008-061300- /O.CAN.KBOX.HW.W.0009.000000T0000Z-201206T0500Z/ /O.NEW.KBOX.WI.Y.0030.201206T0458Z-201206T1800Z/ Eastern Essex MA-Eastern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA-Block Island RI- Including the cities of Gloucester, Plymouth, Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 1158 PM EST Sat Dec 5 2020 ...WIND ADVISORY IN EFFECT UNTIL 1 PM EST SUNDAY... ...HIGH WIND WARNING IS CANCELLED... * WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph. * WHERE...In Massachusetts, Eastern Essex MA, Eastern Plymouth MA, Barnstable MA, Dukes MA and Nantucket MA Counties. In Rhode Island, Block Island RI County. * WHEN...Until 1 PM EST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ013>018-020-021-RIZ002>007-060600- /O.CAN.KBOX.WI.Y.0029.000000T0000Z-201206T0500Z/ Western Norfolk MA-Southeast Middlesex MA-Suffolk MA- Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA- Southern Bristol MA-Southern Plymouth MA-Southeast Providence RI- Western Kent RI-Eastern Kent RI-Bristol RI-Washington RI- Newport RI- Including the cities of Foxborough, Norwood, Cambridge, Boston, Quincy, Taunton, Brockton, Fall River, New Bedford, Mattapoisett, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, and Newport 1158 PM EST Sat Dec 5 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 4, 3:02 PM EST | Winter Storm Warning | BOX | Providence | 29 hr |
| Dec 4, 3:44 AM EST | High Wind Watch | BOX | Barnstable, Dukes, Nantucket, Norfolk, Plymouth | 11 hr |
| Dec 4, 4:22 AM EST | Gale Warning | BOX | 59 hr | |
| Dec 4, 3:08 PM EST | Storm Warning | BOX | 33 hr |
Nearby
High Wind Warnings in Massachusetts, 2020High Wind Warnings in Rhode Island, 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.