Coastal Flood Advisory

NWS Baltimore MD/Washington DC · US

Updated

Details

Coastal Flood Advisory Remains In Effect Until 11 AM EDT Monday

Event: Coastal Flood Advisory
Issued: 2026-09-27 07:11:00 UTC
Onset: 2026-09-27 07:11:00 UTC
Message expires: 2026-09-27 15:15:00 UTC
Expected end: 2026-09-28 15:00:00 UTC
Category: Meteorological
Urgency: Expected
Severity: Minor
Certainty: Likely
Response: Monitor

Description

What

Up to one half foot of inundation above ground level in low lying areas due to tidal flooding.

Where

Shoreline in the City of Alexandria and Arlington County.

When

Until 11 AM EDT Monday, especially around the time of high tide.

Impacts

Water is expected to approach the curb near the intersection of King Street and Strand Street in Alexandria.

Additional details

Tides one to one and a half feet above normal. The next high tides at Alexandria are 9:19 AM and 9:31 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: 2026-09-27 07:11:33 UTC
Issue to receipt: ~33s
CAP status: Actual
CAP message type: Update
Lifecycle: Updated
Source: NWWS-OI
Feed: NWWS
Recovered: No

CAP routing and identity

ULID: 01M3GV8VKVV2TV79PQ4DF668JJ
Identifier: urn:oid:2.49.0.1.840.0.08f10fa039702ffcc3c5c08938dbc127cdb0c619.003.1
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.2203
WMO heading: XOUS51
WMO data type: CAP alert message XML (XO)
WMO geography: United States (US)
WMO bulletin number: 51

References

Identifier: urn:oid:2.49.0.1.840.0.dbf871b64f0858c8fce9aeceb7e5922161cd9e63.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-27 02:56:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.87ddb44cfd88c5fc20f13902a0756036c53c7906.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-26 18:50:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.1d16caa3da0b69730b97510c8410dd09679d58e0.002.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 20:43:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.43580f996d83d8bd978ebbbb4e31a6f939240209.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 18:38:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.1073e4ca62b4e4f98a3a6cc9c2c9d48accb027ac.001.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 23:05:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.6d16cccb6b10e6d9437f30142c0532505d3f13f6.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 12:28:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.0662bdaa5e2e152609406572054f8e7194837d88.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 06:59:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.8e296fcd6162d5126a3a8b78482cd5c290076716.001.2
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-24 23:23:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.6281288e4dfc267920594d3f607da741e16589a3.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-24 02:41:00 UTC

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Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-24 07:10:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.7ffea5f088e04ca8470438a249d1127e87f1b4bb.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-23 19:08:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.4072cf7e18df95e72cdf6c954e23a78a4e00c62f.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-23 12:42:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.a8afb4a360fe51ff39060bc9d88e3ab3d4656c6c.005.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-23 07:00:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.031194c3c562ed1bcbfef6c7b046dbb4a0109993.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-23 02:10:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.421e1b731ba5e9453fcb18b34cc47c96bdbfc051.001.2
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-22 18:53:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.ab16248d1e6a951be23f7c8d34e12076f4eb7c1c.005.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-22 13:35:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.e0390ac8bb4a9c0737a5e4382ebdbf3cd71b8301.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-22 11:50:00 UTC

Event codes

Name	Value
SAME	NWS
NationalWeatherService	CFY

Parameters

Name	Value
AWIPSidentifier	CFWLWX
WMOidentifier	WHUS41 KLWX 270711
NWSheadline	COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT MONDAY
BLOCKCHANNEL	EAS
BLOCKCHANNEL	NWEM
VTEC	/O.CON.KLWX.CF.Y.0044.000000T0000Z-260928T1500Z/
eventEndingTime	2026-09-28T11:00:00-04:00
BLOCKCHANNEL	CMAS
expiredReferences	w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.87ddb44cfd88c5fc20f13902a0756036c53c7906.003.1,2026-09-26T14:50:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.1d16caa3da0b69730b97510c8410dd09679d58e0.002.1,2026-09-25T16:43:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.43580f996d83d8bd978ebbbb4e31a6f939240209.004.1,2026-09-25T14:38:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.1073e4ca62b4e4f98a3a6cc9c2c9d48accb027ac.001.1,2026-09-25T19:05:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.6d16cccb6b10e6d9437f30142c0532505d3f13f6.003.1,2026-09-25T08:28:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.0662bdaa5e2e152609406572054f8e7194837d88.003.1,2026-09-25T02:59:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.8e296fcd6162d5126a3a8b78482cd5c290076716.001.2,2026-09-24T19:23:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.6281288e4dfc267920594d3f607da741e16589a3.003.1,2026-09-23T22:41:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.baeb7b568831b592ac62703c9c7c0b29a52f4253.001.1,2026-09-24T03:10:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.7ffea5f088e04ca8470438a249d1127e87f1b4bb.004.1,2026-09-23T15:08:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.4072cf7e18df95e72cdf6c954e23a78a4e00c62f.003.1,2026-09-23T08:42:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.a8afb4a360fe51ff39060bc9d88e3ab3d4656c6c.005.1,2026-09-23T03:00:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.031194c3c562ed1bcbfef6c7b046dbb4a0109993.003.1,2026-09-22T22:10:00-04:00 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