Alert archive / Massachusetts / Wind Advisories in 2020
Wind Advisory 21, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this wind advisory at Oct 6, 2020, 3:52 AM EDT for Barnstable County, Dukes County, Nantucket County, Massachusetts. It took effect at Oct 7, 2020, 12:00 PM EDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Oct 6, 2020, 3:52 AM EDT (07:52 UTC)
- In effect from
- Oct 7, 2020, 12:00 PM EDT
- Expired
- Oct 6, 2020, 3:22 PM EDT
- In force
- 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 07:53 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 00:00Z, 7.9 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 994 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- -32 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
928 WWUS71 KBOX 060752 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 352 AM EDT Tue Oct 6 2020 MAZ022>024-061600- /O.NEW.KBOX.WI.Y.0021.201007T1600Z-201008T0600Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 352 AM EDT Tue Oct 6 2020 ...WIND ADVISORY IN EFFECT FROM NOON WEDNESDAY TO 2 AM EDT THURSDAY... * WHAT...West winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...From noon Wednesday to 2 AM EDT Thursday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
2 follow-up statements
803 WWUS71 KBOX 061418 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1018 AM EDT Tue Oct 6 2020 MAZ022>024-062230- /O.CON.KBOX.WI.Y.0021.201007T1600Z-201008T0600Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 1018 AM EDT Tue Oct 6 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY TO 2 AM EDT THURSDAY... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...From noon Wednesday to 2 AM EDT Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
615 WWUS71 KBOX 061922 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 322 PM EDT Tue Oct 6 2020 MAZ022>024-070330- /O.UPG.KBOX.WI.Y.0021.201007T1600Z-201008T0600Z/ /O.NEW.KBOX.HW.W.0007.201007T1600Z-201008T0600Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 322 PM EDT Tue Oct 6 2020 ...HIGH WIND WARNING IN EFFECT FROM NOON WEDNESDAY TO 2 AM EDT THURSDAY... * WHAT...West winds 20 to 30 mph with gusts up to 60 mph expected. * WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...From noon Wednesday to 2 AM EDT Thursday. * 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. && $$ CTZ002>004-070330- /O.NEW.KBOX.WI.Y.0022.201007T1800Z-201008T0600Z/ Hartford CT-Tolland CT-Windham CT- Including the cities of Hartford, Windsor Locks, Union, Vernon, Putnam, and Willimantic 322 PM EDT Tue Oct 6 2020 ...WIND ADVISORY IN EFFECT FROM 2 PM WEDNESDAY TO 2 AM EDT THURSDAY... * WHAT...West winds 10 to 20 mph with gusts up to 50 mph expected. * WHERE...Hartford CT, Tolland CT and Windham CT Counties. * WHEN...From 2 PM Wednesday to 2 AM EDT Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ002>021-026-RIZ001>008-070330- /O.NEW.KBOX.HW.A.0004.201007T1800Z-201008T0600Z/ Western Franklin MA-Eastern Franklin MA-Northern Worcester MA- Central Middlesex MA-Western Essex MA-Eastern Essex MA- Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA- Eastern Hampden 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-Northern Middlesex 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 Charlemont, Greenfield, Orange, Barre, Fitchburg, Framingham, Lowell, Lawrence, Gloucester, Chesterfield, Blandford, Amherst, Northampton, Springfield, Milford, Worcester, Foxborough, Norwood, Cambridge, Boston, Quincy, Taunton, Brockton, Plymouth, Fall River, New Bedford, Mattapoisett, Ayer, Foster, Smithfield, Providence, Coventry, West Greenwich, East Greenwich, Warwick, West Warwick, Bristol, Narragansett, Westerly, Newport, and New Shoreham 322 PM EDT Tue Oct 6 2020 ...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT... * WHAT...West winds 15 to 20 mph with gusts up to 55 to 60 mph possible. * WHERE...Portions of central, eastern, northeastern, southeastern and western Massachusetts and northern and southern Rhode Island. * WHEN...From Wednesday afternoon through late Wednesday night. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ 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 |
|---|---|---|---|---|
| Oct 6, 3:51 AM EDT | Gale Watch | BOX | 12 hr | |
| Oct 6, 3:22 PM EDT | Gale Warning | BOX | 51 hr | |
| Oct 6, 3:22 PM EDT | High Wind Watch | BOX | Bristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more | 12 hr |
| Oct 6, 3:22 PM EDT | High Wind Warning | BOX | Barnstable, Dukes, Essex, Franklin, Hampden, Hampshire and 5 more | 30 hr |
| Oct 6, 3:22 PM EDT | Wind Advisory | BOX | Bristol, Norfolk, Plymouth | 30 hr |
Nearby
Wind Advisories in Massachusetts, 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.