Coastal Flood Advisory
NWS Baltimore MD/Washington DC ยท US
Details
Coastal Flood Advisory Remains In Effect Until 2 PM EDT Thursday... ...Coastal Flood Watch Remains In Effect From Thursday Afternoon Through Friday Morning
- Event
- Coastal Flood Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Monitor
Description
What
For the Coastal Flood Advisory, up to one half foot of inundation above ground level in low lying areas due to tidal flooding. For the Coastal Flood Watch, up to one foot of inundation above ground level possible in low lying areas due to tidal flooding.
Where
Shoreline in the City of Alexandria and Arlington County.
When
For the Coastal Flood Advisory, until 2 PM EDT Thursday, especially around the time of high tide. For the Coastal Flood Watch, from Thursday afternoon through Friday morning, especially around the time of high tide.
Impacts
At 4.2 feet, water is expected to approach buildings near King Street and Union Street.
Additional details
Tides two to two and a half feet above normal. The next high tide at Alexandria is at 6:38 AM and 7:07 PM.
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.
Affected areas
- Arlington/Falls Church/Alexandria
Public contact
- Issuer
- NWS Baltimore MD/Washington DC
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~1m4s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M36H2S8QATM36VB4AG4P5ZQQ
- Identifier
- urn:oid:2.49.0.1.840.0.a8afb4a360fe51ff39060bc9d88e3ab3d4656c6c.005.1
- 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.1986
- 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
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | CFY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | CFWLWX |
| WMOidentifier | WHUS41 KLWX 230700 |
| NWSheadline | COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THURSDAY... ...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KLWX.CF.Y.0044.000000T0000Z-260924T1800Z/ |
| eventEndingTime | 2026-09-24T14:00:00-04:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.421e1b731ba5e9453fcb18b34cc47c96bdbfc051.001.2,2026-09-22T14:53:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ab16248d1e6a951be23f7c8d34e12076f4eb7c1c.005.1,2026-09-22T09:35:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.e0390ac8bb4a9c0737a5e4382ebdbf3cd71b8301.004.1,2026-09-22T07:50:00-04:00 |
Locations
Location data
- Arlington/Falls Church/Alexandria
| Name | Value |
|---|---|
| SAME | 051013 |
| SAME | 051510 |
| SAME | 051610 |
| UGC | VAZ054 |