Small Craft Advisory
NWS Baltimore MD/Washington DC ยท US
New
Details
Small Craft Advisory Remains In Effect Until 6 PM EST This Evening
- 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 30 kt.
Where
Tidal Potomac River from Key Bridge to Cobb Island MD.
When
Until 6 PM EST this evening.
Impacts
Conditions will be hazardous to small craft.
Instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Affected areas
- Tidal Potomac from Key Bridge to Indian Head MD
- Tidal Potomac from Indian Head to Cobb Island MD
Public contact
- Issuer
- NWS Baltimore MD/Washington DC
- 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
- 01M700GDCHSP0KW5VE27DAHN4Q
- Identifier
- urn:oid:2.49.0.1.840.0.d9023e952058a8684f97decbd366cb325cb8001f.003.1
- Sender
- [email protected]
- 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.8819
- WMO heading
- XOUS51
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 51
References
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | SCY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWWLWX |
| WMOidentifier | WHUS71 KLWX 091118 |
| NWSheadline | SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KLWX.SC.Y.0170.000000T0000Z-261109T2300Z/ |
| eventEndingTime | 2026-11-09T18:00:00-05:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | [email protected],urn:oid:2.49.0.1.840.0.4ab2ff1ad93f51d687602eca22b4d441f2a0ca6b.003.1,2026-11-08T21:46:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.ef44a61029f9c9783b47b324eb74c9392d037c71.004.1,2026-11-08T12:11:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.a26a81a8bfa96e5ff5e102f66f255bfba8203af7.002.1,2026-11-08T08:07:00-05:00 [email protected],urn:oid:2.49.0.1.840.0.44ad40984340b8f890569e92104044125f7db641.001.2,2026-11-08T01:03:00-05:00 |
Locations
Location data
- Tidal Potomac from Key Bridge to Indian Head MD
- Tidal Potomac from Indian Head to Cobb Island MD
| Name | Value |
|---|---|
| SAME | 073535 |
| SAME | 073536 |
| UGC | ANZ535 |
| UGC | ANZ536 |