Small Craft Advisory
NWS Boston/Norton MA ยท US
Updated
Details
Small Craft Advisory Remains In Effect Until 4 PM EST This Afternoon
- Event
- Small Craft Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
West winds 15 to 20 kt and seas around 3 feet.
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 4 PM EST this afternoon.
Impacts
Conditions will be hazardous to small craft. * ADDITIONAL INFORMATION...Expecting a brief lull in conditions this morning into early afternoon. Gusty winds and rough seas should redevelop by this evening.
Instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Affected areas
- Nantucket Sound
- Vineyard Sound
- Buzzards Bay
- Rhode Island Sound
- Block Island Sound
Public contact
- Issuer
- NWS Boston/Norton MA
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~30s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M73FEAYJZQ7WKEV6BAVPV8XR
- Identifier
- urn:oid:2.49.0.1.840.0.b21164894b03c38b28abedbcfa68a725acf01f7f.003.1
- Sender
- [email protected]
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Boston/Norton MA
- AWIPS ID
- CAPBOX
- NWWS sequence
- nwws_processor.2503
- WMO heading
- XOUS51
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 51
References
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | SCY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWWBOX |
| WMOidentifier | WHUS71 KBOX 101937 |
| NWSheadline | SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KBOX.SC.Y.0105.000000T0000Z-261110T2100Z/ |
| eventEndingTime | 2026-11-10T16:00:00-05:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | [email protected],urn:oid:2.49.0.1.840.0.3856f7155cf59d9a09625634c3e8686f869d392a.005.1,2026-11-09T14:54:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.a12f5c24d4001142417183a64a4d381321424935.004.1,2026-11-09T13:36:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.763b13a971088c51079fe4d95f8e7fe46908db2e.002.1,2026-11-09T08:39:00-05:00 |
Locations
Location data
- Nantucket Sound
- Vineyard Sound
- Buzzards Bay
- Rhode Island Sound
- Block Island Sound
| Name | Value |
|---|---|
| SAME | 073232 |
| SAME | 073233 |
| SAME | 073234 |
| SAME | 073235 |
| SAME | 073237 |
| UGC | ANZ232 |
| UGC | ANZ233 |
| UGC | ANZ234 |
| UGC | ANZ235 |
| UGC | ANZ237 |