Alert archive / Massachusetts / High Wind Warnings in 2021
High Wind Warning 1, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this high wind warning at Jan 31, 2021, 3:39 PM EST for Washington County, Rhode Island; Barnstable County, Dukes County, Nantucket County, Massachusetts. It took effect at Feb 1, 2021, 12:00 PM EST. It was in force for 13 hr. 17 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
- Jan 31, 2021, 3:39 PM EST (20:39 UTC)
- In effect from
- Feb 1, 2021, 12:00 PM EST
- Expired
- Feb 2, 2021, 12:55 AM EST
- In force
- 13 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 20:41 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 |
|---|---|---|---|
| Feb 1, 12:04 PM EST | SNOW 3.1 | North Kingstown, RI | PUBLIC |
| Feb 1, 2:08 PM EST | SNOW 5 | Westerly, RI | |
| Feb 1, 4:00 PM EST | SNOW 4.8 | South Kingstown, RI | |
| Feb 1, 4:00 PM EST | SNOW 6 | Charlestown, RI | |
| Feb 1, 4:45 PM EST | SNOW 8 | Richmond, RI | |
| Feb 1, 5:02 PM EST | SNOW 7.5 | Westerly, RI | |
| Feb 1, 7:08 PM EST | SNOW 10 | Richmond, RI | |
| Feb 1, 8:00 PM EST | SNOW 5.4 | South Kingstown, RI | |
| Feb 1, 8:25 PM EST | HEAVY SNOW 0 | 3 Nne Richmond, RI | TREES AND WIRES DOWNED ON JAMES TRAIL. |
| Feb 1, 8:56 PM EST | HEAVY SNOW 0 | 2 Ne Charlestown, RI | TREE DOWN DUE TO WEIGHT OF SNOW ON ARBUTUS TRAIL NEAR LADY SLIPPER DRIVE. |
| Feb 1, 8:57 PM EST | NON-TSTM WND DMG | 1 Ese Vineyard Haven, MA | TREES AND WIRES DOWNED ON EDGARTOWN VINEYARD HAVEN RD. |
| Feb 1, 9:27 PM EST | SNOW 12 | Richmond, RI | |
| Feb 1, 10:44 PM EST | NON-TSTM WND DMG | 5 Ese Sandwich, MA | LARGE TREE BRANCH DOWNED FROM WINDS ON OLD COUNTY RD AT INTERSECTION WITH VILLAGE DRIVE. |
| Feb 1, 11:15 PM EST | NON-TSTM WND DMG | 4 Wsw Harwich, MA | TREE DOWN ON SIASCONSET AVE IN DENNISPORT DUE TO STRONG WINDS WHICH ALSO BROUGHT DOWN POWERLINE WIRES AND A UTILITY POLE |
| Feb 1, 11:24 PM EST | NON-TSTM WND DMG | 1 Se Harwich, MA | TREE DOWN ON LOVERS LANE IN HARWICH. |
| Feb 1, 11:42 PM EST | NON-TSTM WND DMG | 1 S Yarmouth, MA | TREE DOWN ON WEST YARMOUTH RD. |
| Feb 2, 12:30 AM EST | NON-TSTM WND DMG | 3 W Harwich, MA | TREE DOWN BLOCKING ONE LANE OF MAIN ST IN BREWSTER NEAR THE DENNIS TOWN LINE. |
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, 8.7 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
- 859 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
820 WWUS71 KBOX 312039 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 339 PM EST Sun Jan 31 2021 MAZ022>024-RIZ008-011000- /O.UPG.KBOX.HW.A.0001.210201T1200Z-210202T2100Z/ /O.NEW.KBOX.HW.W.0001.210201T1700Z-210202T0700Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 339 PM EST Sun Jan 31 2021 ...HIGH WIND WARNING IN EFFECT FROM NOON MONDAY TO 2 AM EST TUESDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...In Massachusetts, Barnstable MA, Dukes MA and Nantucket MA Counties. In Rhode Island, Block Island RI County. * WHEN...From noon Monday to 2 AM EST Tuesday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
6 follow-up statements
406 WWUS71 KBOX 010405 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1105 PM EST Sun Jan 31 2021 MAZ022>024-RIZ008-011215- /O.CON.KBOX.HW.W.0001.210201T1700Z-210202T0700Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 1105 PM EST Sun Jan 31 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON MONDAY TO 2 AM EST TUESDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...In Massachusetts, Barnstable MA, Dukes MA and Nantucket MA Counties. In Rhode Island, Block Island RI County. * WHEN...From noon Monday to 2 AM EST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/box
306 WWUS71 KBOX 010823 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 323 AM EST Mon Feb 1 2021 MAZ022>024-RIZ008-011630- /O.CON.KBOX.HW.W.0001.210201T1700Z-210202T0700Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 323 AM EST Mon Feb 1 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 2 AM EST TUESDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...In Massachusetts, Barnstable MA, Dukes MA and Nantucket MA Counties. In Rhode Island, Block Island RI County. * WHEN...From noon Monday to 2 AM EST Tuesday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
110 WWUS71 KBOX 011554 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1054 AM EST Mon Feb 1 2021 MAZ022>024-RIZ008-020000- /O.CON.KBOX.HW.W.0001.210201T1700Z-210202T0700Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 1054 AM EST Mon Feb 1 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 AM EST TUESDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...In Massachusetts, Barnstable MA, Dukes MA and Nantucket MA Counties. In Rhode Island, Block Island RI County. * WHEN...From noon Monday to 2 AM EST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/box
876 WWUS71 KBOX 012153 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 453 PM EST Mon Feb 1 2021 MAZ022>024-RIZ008-020700- /O.CON.KBOX.HW.W.0001.000000T0000Z-210202T0700Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 453 PM EST Mon Feb 1 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 AM EST TUESDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...In Massachusetts, Barnstable MA, Dukes MA and Nantucket MA Counties. In Rhode Island, Block Island RI County. * WHEN...From noon Monday to 2 AM EST Tuesday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
309 WWUS71 KBOX 020331 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1031 PM EST Mon Feb 1 2021 MAZ022>024-RIZ008-020700- /O.CON.KBOX.HW.W.0001.000000T0000Z-210202T0700Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 1031 PM EST Mon Feb 1 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 AM EST TUESDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...In Massachusetts, Barnstable MA, Dukes MA and Nantucket MA Counties. In Rhode Island, Block Island RI County. * WHEN...From noon Monday to 2 AM EST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MAZ007-015-016-019-021000- /O.NEW.KBOX.WI.Y.0004.210202T0331Z-210202T1000Z/ Eastern Essex MA-Suffolk MA-Eastern Norfolk MA- Eastern Plymouth MA- Including the cities of Gloucester, Boston, Quincy, and Plymouth 1031 PM EST Mon Feb 1 2021 ...WIND ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 55 mph. * WHERE...Eastern Essex MA, Suffolk MA, Eastern Norfolk MA and Eastern Plymouth MA Counties. * WHEN...Until 5 AM EST Tuesday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/box
861 WWUS71 KBOX 020555 NPWBOX URGENT - WEATHER MESSAGE National Weather Service Boston/Norton MA 1255 AM EST Tue Feb 2 2021 MAZ022>024-RIZ008-020700- /O.CAN.KBOX.HW.W.0001.000000T0000Z-210202T0700Z/ Barnstable MA-Dukes MA-Nantucket MA-Block Island RI- Including the cities of Chatham, Falmouth, Provincetown, Vineyard Haven, Nantucket, and New Shoreham 1255 AM EST Tue Feb 2 2021 ...HIGH WIND WARNING IS CANCELLED... The strongest winds have lifted north of the region. Therefore, the high wind warning has been cancelled. $$ MAZ007-015-016-019-021000- /O.CON.KBOX.WI.Y.0004.000000T0000Z-210202T1000Z/ Eastern Essex MA-Suffolk MA-Eastern Norfolk MA- Eastern Plymouth MA- Including the cities of Gloucester, Boston, Quincy, and Plymouth 1255 AM EST Tue Feb 2 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST EARLY THIS MORNING... * WHAT...Northeast winds 25 to 35 mph with gusts up to 50 mph. * WHERE...Eastern Plymouth MA, Suffolk MA, Eastern Essex MA and Eastern Norfolk MA Counties. * WHEN...Until 5 AM EST early this morning. * 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
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 31, 3:49 AM EST | High Wind Watch | BOX | Washington | 12 hr |
| Jan 31, 3:37 PM EST | Winter Storm Warning | BOX | Bristol, Kent, Newport, Providence, Washington | 37 hr |
| Jan 31, 4:53 PM EST | Winter Weather Advisory | BOX | Washington | 23 hr |
| Jan 31, 3:50 AM EST | Storm Watch | BOX | 12 hr | |
| Jan 31, 3:39 PM EST | Gale Warning | BOX | 51 hr | |
| Jan 31, 3:39 PM EST | Storm Warning | BOX | 42 hr | |
| Jan 31, 3:52 PM EST | Coastal Flood Watch | BOX | Barnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth and 1 more | 12 hr |
Nearby
High Wind Warnings in Massachusetts, 2021High Wind Warnings in Rhode Island, 2021Every high wind warning in 2021
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.