Alert archive / Massachusetts / Small Craft Advisories in 2021
Small Craft Advisory 109, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this small craft advisory at Nov 21, 2021, 12:51 AM EST. It took effect at Nov 21, 2021, 1:00 AM EST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Nov 21, 2021, 12:51 AM EST (05:51 UTC)
- In effect from
- Nov 21, 2021, 1:00 AM EST
- Expired
- Nov 21, 2021, 6:38 AM EST
- In force
- 6 hr
- Issued by
- NWS Boston/Norton, MA
The text
As transmitted.
190 WHUS71 KBOX 210551 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 1251 AM EST Sun Nov 21 2021 ANZ232>235-237-211400- /O.NEW.KBOX.SC.Y.0109.211121T0600Z-211121T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 1251 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and seas 1 to 2 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...Until 9 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ231-251-211400- /O.NEW.KBOX.SC.Y.0109.211121T0600Z-211121T1400Z/ Cape Cod Bay-Massachusetts Bay and Ipswich Bay- 1251 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Southwest winds 10 to 15 kt with gusts to 25 kt and seas around 1 to 2 ft expected. * WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay. * WHEN...Until 9 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ236-211400- /O.NEW.KBOX.SC.Y.0109.211121T0600Z-211121T1400Z/ Narragansett Bay- 1251 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and waves around 1 foot expected. * WHERE...Narragansett Bay. * WHEN...Until 9 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
2 follow-up statements
176 WHUS71 KBOX 210805 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 305 AM EST Sun Nov 21 2021 ANZ231-236-251-210915- /O.CAN.KBOX.SC.Y.0109.000000T0000Z-211121T1400Z/ Cape Cod Bay-Narragansett Bay-Massachusetts Bay and Ipswich Bay- 305 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Southerly winds have subsided below small craft levels. $$ ANZ255-256-212200- /O.NEW.KBOX.SC.Y.0110.211122T0400Z-211123T1200Z/ 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- 305 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EST TUESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * 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...From 11 PM this evening to 7 AM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-212200- /O.NEW.KBOX.SC.Y.0110.211122T0400Z-211123T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 305 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EST TUESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...From 11 PM this evening to 7 AM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ232>235-237-211400- /O.CON.KBOX.SC.Y.0109.000000T0000Z-211121T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 305 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt and seas around 2 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 9 AM EST this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
752 WHUS71 KBOX 211138 MWWBOX URGENT - MARINE WEATHER MESSAGE National Weather Service Boston/Norton MA 638 AM EST Sun Nov 21 2021 ANZ232>235-237-211245- /O.CAN.KBOX.SC.Y.0109.000000T0000Z-211121T1400Z/ Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound- Block Island Sound- 638 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ ANZ255-256-220045- /O.CON.KBOX.SC.Y.0110.211122T0400Z-211123T1200Z/ 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- 638 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EST TUESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * 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...From 11 PM this evening to 7 AM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ250-254-220045- /O.CON.KBOX.SC.Y.0110.211122T0400Z-211123T1200Z/ Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 638 AM EST Sun Nov 21 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EST TUESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN...From 11 PM this evening to 7 AM EST Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 21, 3:05 AM EST | Small Craft Advisory | BOX | 5 days |
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.