Alert archive / Massachusetts / Small Craft Advisories in 2021
Small Craft Advisory 20, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this small craft advisory at Feb 20, 2021, 3:54 AM EST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Feb 20, 2021, 3:54 AM EST (08:54 UTC)
- Expired
- Feb 20, 2021, 9:41 AM EST
- In force
- 6 hr
- Issued by
- NWS Boston/Norton, MA
The text
As transmitted.
917 WHUS71 KBOX 200854 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 354 AM EST Sat Feb 20 2021 ANZ231-202200- /O.NEW.KBOX.SC.Y.0020.210220T0854Z-210221T1500Z/ Cape Cod Bay- 354 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE...Cape Cod Bay. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-256-202200- /O.EXT.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 354 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-202200- /O.EXT.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 354 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 2 to 4 feet. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Block Island Sound and Rhode Island Sound. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-202200- /O.EXT.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 354 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-202200- /O.EXT.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ Massachusetts Bay and Ipswich Bay- 354 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...North winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
1 follow-up statement
440 WHUS71 KBOX 201441 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 941 AM EST Sat Feb 20 2021 ANZ232>235-237-210345- /O.CAN.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ /O.NEW.KBOX.SC.Y.0021.210220T2000Z-210221T1500Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 941 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 AM EST SUNDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and seas 2 to 4 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 3 PM this afternoon to 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-210345- /O.CAN.KBOX.SC.Y.0020.000000T0000Z-210221T1500Z/ /O.NEW.KBOX.SC.Y.0021.210220T2000Z-210221T1500Z/ Cape Cod Bay- 941 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 AM EST SUNDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay. * WHEN...From 3 PM this afternoon to 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ255-256-210345- /O.CON.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 941 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-210345- /O.CON.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 941 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 5 to 8 feet. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ251-210345- /O.CON.KBOX.SC.Y.0019.000000T0000Z-210221T1500Z/ Massachusetts Bay and Ipswich Bay- 941 AM EST Sat Feb 20 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST SUNDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet. * WHERE...Massachusetts Bay and Ipswich Bay. * WHEN...Until 10 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 9:41 AM EST | Small Craft Advisory | BOX | 27 hr |
Nearby
Small Craft Advisories in Massachusetts, 2021Every small craft advisory 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.