Small Craft Advisory
NWS Baltimore MD/Washington DC ยท US
Updated
This event was updated at .
Details
Small Craft Advisory Now In Effect Until 2 AM EDT Sunday
- Event
- Small Craft Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
Southeast winds 10 to 15 kt with gusts up to 20 kt expected.
Where
Chesapeake Bay from Drum Point MD to Smith Point VA, Tidal Potomac from Cobb Island MD to Smith Point VA and Tangier Sound and the inland waters surrounding Bloodsworth Island.
When
Until 2 AM EDT Sunday.
Impacts
Conditions will be hazardous to small craft.
Instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Affected areas
- Chesapeake Bay from Drum Point MD to Smith Point VA
- Tidal Potomac from Cobb Island MD to Smith Point VA
- Tangier Sound and the inland waters surrounding Bloodsworth Island
Public contact
- Issuer
- NWS Baltimore MD/Washington DC
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~30s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2Y25GC7F2JTNXVZ49DTNHJK
- Identifier
- urn:oid:2.49.0.1.840.0.8ddffbb9f238357461e18888de8b605b08d67304.002.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Baltimore MD/Washington DC
- AWIPS ID
- CAPLWX
- NWWS sequence
- nwws_processor.114
- 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
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | SCY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWWLWX |
| WMOidentifier | WHUS71 KLWX 200006 |
| NWSheadline | SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM EDT SUNDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.EXT.KLWX.SC.Y.0146.000000T0000Z-260920T0600Z/ |
| eventEndingTime | 2026-09-20T02:00:00-04:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.491227ea92ad96019ef7713feba988ed4201dc76.001.2,2026-09-19T09:55:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.f81def0886cebe231a817abb9b82f8bc9a05b40f.001.2,2026-09-19T07:29:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.9996fa6fc0c73adb913d69268a7efa4410df943b.002.2,2026-09-19T00:51:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.0dba24ba7909695969428a0fdcbe88f250df70b7.001.2,2026-09-18T21:14:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d73fc2fb96e515db0e403596e7213e69da0fbe35.001.2,2026-09-18T12:35:00-04:00 |
Locations
Location data
- Chesapeake Bay from Drum Point MD to Smith Point VA
- Tidal Potomac from Cobb Island MD to Smith Point VA
- Tangier Sound and the inland waters surrounding Bloodsworth Island
| Name | Value |
|---|---|
| SAME | 073534 |
| SAME | 073537 |
| SAME | 073543 |
| UGC | ANZ534 |
| UGC | ANZ537 |
| UGC | ANZ543 |