Small Craft Advisory
NWS Boston/Norton MA ยท US
Updated
Details
Small Craft Advisory Now In Effect Until 8 AM EDT Friday... ...Gale Warning In Effect From 8 AM Friday To 8 PM EDT Saturday
- Event
- Small Craft Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
For the Small Craft Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 3 feet. For the Gale Warning, north winds 20 to 30 kt with gusts up to 40 kt and waves 2 to 4 feet expected.
Where
Boston Harbor.
When
For the Small Craft Advisory, until 8 AM EDT Friday. For the Gale Warning, from 8 AM Friday to 8 PM EDT Saturday.
Impacts
Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.
Instructions
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Affected areas
- Boston Harbor
Public contact
- Issuer
- NWS Boston/Norton MA
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~1m1s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M36F0R6PRA977W5E5HCTZ8PK
- Identifier
- urn:oid:2.49.0.1.840.0.22080b684e3dc39866cab6f9cf7ef56c037fbbd9.004.1
- Sender
- w-nws.webmaster@noaa.gov
- 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.643
- WMO heading
- XOUS51
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 51
References
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Identifier
- urn:oid:2.49.0.1.840.0.37a74d0a6a8d747f0bc6a51e7981ca23fe11cd7e.008.1
- Sender
- w-nws.webmaster@noaa.gov
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | SCY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWWBOX |
| WMOidentifier | WHUS71 KBOX 230624 |
| NWSheadline | SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT FRIDAY... ...GALE WARNING IN EFFECT FROM 8 AM FRIDAY TO 8 PM EDT SATURDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.EXT.KBOX.SC.Y.0088.000000T0000Z-260925T1200Z/ |
| eventEndingTime | 2026-09-25T08:00:00-04:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.37a74d0a6a8d747f0bc6a51e7981ca23fe11cd7e.008.1,2026-09-22T06:35:00-04:00 |
Locations
Location data
- Boston Harbor
| Name | Value |
|---|---|
| SAME | 073230 |
| UGC | ANZ230 |