Alert archive / Massachusetts / Wind Advisories in 2020
Wind Advisory 24, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this wind advisory at Oct 29, 2020, 3:11 AM EDT for Barnstable County, Dukes County, Nantucket County, Massachusetts; Washington County, Rhode Island. It took effect at Oct 29, 2020, 10:00 PM EDT. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Oct 29, 2020, 3:11 AM EDT (07:11 UTC)
- In effect from
- Oct 29, 2020, 10:00 PM EDT
- Expired
- Oct 30, 2020, 11:53 AM EDT
- In force
- 14 hr
- Issued by
- NWS Boston/Norton, MA
Counties Barnstable County, MA, Dukes County, MA, Nantucket County, MA, Washington County, RI
The radar
The Boston radar (KBOX), 70 km from the middle of the area, began a volume at 07:14 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, 7.2 hours before the alert went out and 63 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
- 586 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
923 WWUS71 KBOX 290711 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 311 AM EDT Thu Oct 29 2020 MAZ022>024-291515- /O.NEW.KBOX.WI.Y.0024.201030T0200Z-201030T1800Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 311 AM EDT Thu Oct 29 2020 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 2 PM EDT FRIDAY... * WHAT...Northeast winds 20 to 30 mph with gusts 45 to 50 mph expected. * WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...From 10 PM this evening to 2 PM EDT Friday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
5 follow-up statements
498 WWUS71 KBOX 291419 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1019 AM EDT Thu Oct 29 2020 MAZ022>024-292230- /O.CON.KBOX.WI.Y.0024.201030T0200Z-201030T1800Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 1019 AM EDT Thu Oct 29 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 2 PM EDT FRIDAY... * WHAT...Northeast winds 20 to 30 mph with gusts 45 to 50 mph expected. * WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...From 10 PM this evening to 2 PM EDT Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
008 WWUS71 KBOX 291920 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 320 PM EDT Thu Oct 29 2020 RIZ008-300330- /O.EXA.KBOX.WI.Y.0024.201030T0200Z-201030T1800Z/ Block Island RI- Including the city of New Shoreham 320 PM EDT Thu Oct 29 2020 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 2 PM EDT FRIDAY... * WHAT...Northeast winds 20 to 30 mph with gusts 45 to 50 mph expected. * WHERE...Block Island RI County. * WHEN...From 10 PM this evening to 2 PM EDT Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS... PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MAZ022>024-300330- /O.CON.KBOX.WI.Y.0024.201030T0200Z-201030T1800Z/ Barnstable MA-Dukes MA-Nantucket MA- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, and Nantucket 320 PM EDT Thu Oct 29 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 2 PM EDT FRIDAY... * WHAT...Northeast winds 20 to 30 mph with gusts 45 to 50 mph expected. * WHERE...Barnstable MA, Dukes MA and Nantucket MA Counties. * WHEN...From 10 PM this evening to 2 PM EDT Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
009 WWUS71 KBOX 292328 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 728 PM EDT Thu Oct 29 2020 MAZ022>024-RIZ008-300730- /O.CON.KBOX.WI.Y.0024.201030T0200Z-201030T1800Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 728 PM EDT Thu Oct 29 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT FRIDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...In Massachusetts, Barnstable MA, Nantucket MA and Dukes MA Counties. In Rhode Island, Block Island RI County. * WHEN...Until 2 PM EDT Friday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
634 WWUS71 KBOX 300752 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 352 AM EDT Fri Oct 30 2020 MAZ022>024-RIZ008-301600- /O.CON.KBOX.WI.Y.0024.000000T0000Z-201030T1800Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 352 AM EDT Fri Oct 30 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...Northeast winds 25 to 35 mph with gusts up to 50 mph. * WHERE...In Massachusetts, Barnstable MA, Nantucket MA and Dukes MA Counties. In Rhode Island, Block Island RI County. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/box
983 WWUS71 KBOX 301553 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1153 AM EDT Fri Oct 30 2020 MAZ022>024-RIZ008-301700- /O.CAN.KBOX.WI.Y.0024.000000T0000Z-201030T1800Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 1153 AM EDT Fri Oct 30 2020 ...WIND ADVISORY IS CANCELLED... Gusty winds will slowly diminish during the afternoon. $$ 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 29, 3:18 PM EDT | Winter Weather Advisory | BOX | Franklin, Hampden, Hampshire, Middlesex, Norfolk, Worcester | 23 hr |
Nearby
Wind Advisories in Massachusetts, 2020Wind Advisories in Rhode Island, 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.