Coastal Flood Advisory
NWS Charleston SC ยท US
New
Details
Coastal Flood Advisory In Effect From 7 AM To 11 AM EDT This Morning
- Event
- Coastal Flood Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Monitor
Description
What
Up to one foot of inundation above ground level expected along shorelines and tidal waterways (7.4 to 7.6 feet Mean Lower Low Water at Charleston).
Where
Coastal Colleton and Charleston Counties.
When
From 7 AM to 11 AM EDT this morning.
Impacts
This will result in some roads becoming impassable and minor flooding of properties.
Additional details
High tide will occur around 8:43 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
Instructions
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Visit water.weather.gov for additional water level and flood impact information.
Affected areas
- Coastal Colleton
- Charleston County, SC
Public contact
- Issuer
- NWS Charleston SC
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~40s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M3GRH5DMF67TH6N40SJ2XSPP
- Identifier
- urn:oid:2.49.0.1.840.0.bcea82c01cf5aaaa1682cc47f2db566b8f88f659.001.1
- 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.597
- WMO heading
- XOUS52
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 52
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | CFY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | CFWCHS |
| WMOidentifier | WHUS42 KCHS 270623 |
| NWSheadline | COASTAL FLOOD ADVISORY IN EFFECT FROM 7 AM TO 11 AM EDT THIS MORNING |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.NEW.KCHS.CF.Y.0033.260927T1100Z-260927T1500Z/ |
| eventEndingTime | 2026-09-27T11:00:00-04:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Coastal Colleton
- Charleston County, SC
| Name | Value |
|---|---|
| SAME | 045029 |
| SAME | 045019 |
| UGC | SCZ149 |
| UGC | SCZ150 |