Small Craft Advisory

NWS Boston/Norton MA · US

Updated

This event was updated at 2026-10-15 17:49:00 UTC.

Details

Small Craft Advisory Remains In Effect Until 2 PM EDT This Afternoon... ...Gale Watch Remains In Effect From Friday Evening Through Saturday Evening

Event: Small Craft Advisory
Issued: 2026-10-15 06:45:00 UTC
Onset: 2026-10-15 06:45:00 UTC
Message expires: 2026-10-15 20:00:00 UTC
Expected end: 2026-10-15 18:00:00 UTC
Category: Meteorological
Urgency: Expected
Severity: Minor
Certainty: Likely
Response: Avoid

Description

What

For the Small Craft Advisory, north winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet. For the Gale Watch, northwest winds 15 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet possible.

Where

Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM.

When

For the Small Craft Advisory, until 2 PM EDT this afternoon. For the Gale Watch, from Friday evening through Saturday evening.

Impacts

Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.

Instructions

Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas.

Affected areas

Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM

Public contact

Issuer: NWS Boston/Norton MA
Website: http://www.weather.gov

Message record

Received: 2026-10-15 06:45:49 UTC
Issue to receipt: ~50s
CAP status: Actual
CAP message type: Update
Lifecycle: Updated
Source: NWWS-OI
Feed: NWWS
Recovered: No

CAP routing and identity

ULID: 01M4Z4YP7HVFFJP1QQ9SSRTHPW
Identifier: urn:oid:2.49.0.1.840.0.ea14b98cfe025efbb18e5f2e04733da103a3d1d2.002.1
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.1546
WMO heading: XOUS51
WMO data type: CAP alert message XML (XO)
WMO geography: United States (US)
WMO bulletin number: 51

References

Identifier: urn:oid:2.49.0.1.840.0.565f02a726d65416f4cfe813fcb99d065974a05b.006.1
Sender: [email protected]
Sent: 2026-10-14 16:57:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.e83b60a5dfde51843ceba3ffb6d8a04384cb893a.004.1
Sender: [email protected]
Sent: 2026-10-14 06:06:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.bafc6b505f67b7ce8800dbd6b0f64c7a68a032f6.003.1
Sender: [email protected]
Sent: 2026-10-13 18:58:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.cf8aa8bf231a11051ed758eea435dc1b1e048ab4.002.1
Sender: [email protected]
Sent: 2026-10-13 06:00:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.ce2a6b35007c0b4acdb825be7271e0f494eabb97.003.1
Sender: [email protected]
Sent: 2026-10-12 18:50:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.9215649282da6131df13d005ae0c30c8a7073fdc.003.1
Sender: [email protected]
Sent: 2026-10-12 06:11:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.ba3da917ad02af4edf466844a71950779de389a0.001.1
Sender: [email protected]
Sent: 2026-10-11 18:35:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.6a0000e395bc603e957a9a680ac6fe103ea0c18d.001.1
Sender: [email protected]
Sent: 2026-10-11 06:12:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.6cd532e73a4a26430d0501463813b0b79c3a44d5.001.1
Sender: [email protected]
Sent: 2026-10-10 18:46:00 UTC

Event codes

Name	Value
SAME	NWS
NationalWeatherService	SCY

Parameters

Name	Value
AWIPSidentifier	MWWBOX
WMOidentifier	WHUS71 KBOX 150645
NWSheadline	SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... ...GALE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY EVENING
BLOCKCHANNEL	EAS
BLOCKCHANNEL	NWEM
VTEC	/O.CON.KBOX.SC.Y.0096.000000T0000Z-261015T1800Z/
eventEndingTime	2026-10-15T14:00:00-04:00
BLOCKCHANNEL	CMAS
expiredReferences	[email protected],urn:oid:2.49.0.1.840.0.e83b60a5dfde51843ceba3ffb6d8a04384cb893a.004.1,2026-10-14T02:06:00-04:00 [email protected],urn:oid:2.49.0.1.840.0.bafc6b505f67b7ce8800dbd6b0f64c7a68a032f6.003.1,2026-10-13T14:58:00-04:00 [email protected],urn:oid:2.49.0.1.840.0.cf8aa8bf231a11051ed758eea435dc1b1e048ab4.002.1,2026-10-13T02:00:00-04:00 [email protected],urn:oid:2.49.0.1.840.0.ce2a6b35007c0b4acdb825be7271e0f494eabb97.003.1,2026-10-12T14:50:00-04:00 [email protected],urn:oid:2.49.0.1.840.0.9215649282da6131df13d005ae0c30c8a7073fdc.003.1,2026-10-12T02:11:00-04:00 [email protected],urn:oid:2.49.0.1.840.0.ba3da917ad02af4edf466844a71950779de389a0.001.1,2026-10-11T14:35:00-04:00 [email protected],urn:oid:2.49.0.1.840.0.6a0000e395bc603e957a9a680ac6fe103ea0c18d.001.1,2026-10-11T02:12:00-04:00 [email protected],urn:oid:2.49.0.1.840.0.6cd532e73a4a26430d0501463813b0b79c3a44d5.001.1,2026-10-10T14:46:00-04:00

Locations

Location data

Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM

Name	Value
SAME	073254
UGC	ANZ254