Small Craft Advisory
NWS Charleston SC ยท US
Updated
Details
Small Craft Advisory Remains In Effect Until 11 PM EDT Friday
- Event
- Small Craft Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
North winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 9 ft expected.
Where
Savannah to Altamaha Sound out 20 NM.
When
From 8 AM this morning to 11 PM EDT Friday.
Impacts
Conditions will be hazardous to small craft.
Instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Affected areas
- Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm, including Grays Reef National Marine Sanctuary
Public contact
- Issuer
- NWS Charleston SC
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~1m19s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M373D5FXNM4XWS9ET2RNB1WG
- Identifier
- urn:oid:2.49.0.1.840.0.ffbca6d3691b98d314f143a725e7410cda1d66c5.004.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Charleston SC
- AWIPS ID
- CAPCHS
- NWWS sequence
- nwws_processor.496
- WMO heading
- XOUS52
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 52
References
- 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 | MWWCHS |
| WMOidentifier | WHUS72 KCHS 231220 |
| NWSheadline | SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT FRIDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KCHS.SC.Y.0050.000000T0000Z-260926T0300Z/ |
| eventEndingTime | 2026-09-25T23:00:00-04:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.dfe0edb52850e4029a0f53ef9259182f265388d1.003.1,2026-09-22T19:58:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.1a987f18b505b8a72825bfc4e24dc425eb218e44.003.1,2026-09-22T14:13:00-04:00 |
Locations
Location data
- Coastal waters from Savannah GA to Altamaha Sound GA out 20 nm, including Grays Reef National Marine Sanctuary
| Name | Value |
|---|---|
| SAME | 075364 |
| UGC | AMZ364 |