Warning Vector

Small Craft Advisory

NWS Boston/Norton MA ยท US

Updated
This event was updated at .

Details

Small Craft Advisory Now In Effect Until 1 PM EST Tuesday

Event
Small Craft Advisory
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Expected
Severity
Minor
Certainty
Likely
Response
Avoid

Description

What

Northwest winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet.

Where

Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island.

When

Until 1 PM EST Tuesday.

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

  • Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island

Public contact

Issuer
NWS Boston/Norton MA

Message record

Received
Issue to receipt
~1m4s
CAP status
Actual
CAP message type
Update
Lifecycle
Updated
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M708K4P8CJBZC3XVQR9PA4D5
Identifier
urn:oid:2.49.0.1.840.0.763b13a971088c51079fe4d95f8e7fe46908db2e.004.1
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.2462
WMO heading
XOUS51
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
51

References

Sent
Sent
Sent
Sent
Sent
Sent
Sent
Sent

Event codes

NameValue
SAMENWS
NationalWeatherServiceSCY

Parameters

NameValue
AWIPSidentifierMWWBOX
WMOidentifierWHUS71 KBOX 091339
NWSheadlineSMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST TUESDAY
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
VTEC/O.EXT.KBOX.SC.Y.0105.000000T0000Z-261110T1800Z/
eventEndingTime2026-11-10T13:00:00-05:00
BLOCKCHANNELCMAS
expiredReferences[email protected],urn:oid:2.49.0.1.840.0.0e9967c3ea406ea1c89ef96609de6e0ebf58dedb.002.1,2026-11-08T13:21:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.2371689a23eb040cff7b60dc380699b10d95c283.005.1,2026-11-08T07:39:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.9df6344e317334ef787428d0b4ace6af8ec1b369.002.1,2026-11-08T02:11:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.b6b9f3d2a751d0d38cc6eda7ec82efb50e30b7c9.001.1,2026-11-07T13:10:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.af0e2a6b586551c5c1cc44a149a5466efa817684.007.1,2026-11-07T02:25:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.871a60ebdd605a0a5681a7bfa0df1f9046452123.002.1,2026-11-06T14:33:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.0773cf48492ed4d1ff9dc5a78015b242985248a6.002.1,2026-11-06T02:30:00-05:00
Locations

Location data

  • Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island
NameValue
SAME073256
UGCANZ256