Storm Warning
NWS Boston/Norton MA ยท US
New
Details
Storm Warning Remains In Effect Until 8 PM EDT Saturday
- Event
- Storm Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Observed
- Response
- Avoid
Description
What
Northeast winds 30 to 40 kt with gusts up to 60 kt and seas 14 to 20 feet expected.
Where
In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. In Atlantic coastal waters, Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM and Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM.
When
Until 8 PM EDT Saturday.
Impacts
Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility.
Instructions
Mariners should remain in port, alter course, and/or secure the vessel for severe conditions.
Affected areas
- Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket
- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island
- Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM
- Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM
Public contact
- Issuer
- NWS Boston/Norton MA
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~46s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M3BH5H0NVY5CA974WA60T5RQ
- Identifier
- urn:oid:2.49.0.1.840.0.19bd578ee9e78b957ab80ef2a338220f969838f2.001.1
- 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.7890
- 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
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | SRW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWWBOX |
| WMOidentifier | WHUS71 KBOX 250538 |
| NWSheadline | STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT SATURDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KBOX.SR.W.0005.260925T0600Z-260927T0000Z/ |
| eventEndingTime | 2026-09-26T20:00:00-04:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.3a33e92bbaf9c392bd610915e7916278e86ce406.002.3,2026-09-24T12:06:00-04:00 |
Locations
Location data
- Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket
- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island
- Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM
- Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM
| Name | Value |
|---|---|
| SAME | 073255 |
| SAME | 073256 |
| SAME | 073282 |
| SAME | 073283 |
| UGC | ANZ255 |
| UGC | ANZ256 |
| UGC | ANZ282 |
| UGC | ANZ283 |