Small Craft Advisory
NWS Boston/Norton MA ยท US
Updated
This event was updated at .
Details
Small Craft Advisory Now In Effect Until 7 AM EST Tuesday
- Event
- Small Craft Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
West winds 20 to 30 kt with a few gusts up to 35 kt and seas 4 to 7 feet.
Where
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM and Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket.
When
Until 7 AM EST Tuesday.
Impacts
Conditions will be hazardous to small craft.
Instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Affected areas
- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM
- Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket
Public contact
- Issuer
- NWS Boston/Norton MA
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~51s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M6WZZJFQYMVQ5P9AFGAKYWAP
- Identifier
- urn:oid:2.49.0.1.840.0.9df6344e317334ef787428d0b4ace6af8ec1b369.001.1
- 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.2161
- 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 080711 |
| NWSheadline | SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EST TUESDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.EXT.KBOX.SC.Y.0106.000000T0000Z-261110T1200Z/ |
| eventEndingTime | 2026-11-10T07:00:00-05:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | [email protected],urn:oid:2.49.0.1.840.0.af0e2a6b586551c5c1cc44a149a5466efa817684.002.1,2026-11-07T02:25:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.af0e2a6b586551c5c1cc44a149a5466efa817684.001.1,2026-11-07T02:25:00-05:00 |
Locations
Location data
- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM
- Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket
| Name | Value |
|---|---|
| SAME | 073254 |
| SAME | 073255 |
| UGC | ANZ254 |
| UGC | ANZ255 |