Coastal Flood Advisory

NWS Baltimore MD/Washington DC · US

Updated

Details

Coastal Flood Advisory Remains In Effect Until 5 AM EDT Monday

Event: Coastal Flood Advisory
Issued: 2026-09-27 13:25:00 UTC
Onset: 2026-09-27 13:25:00 UTC
Message expires: 2026-09-27 21:30:00 UTC
Expected end: 2026-09-28 09:00:00 UTC
Category: Meteorological
Urgency: Expected
Severity: Minor
Certainty: Likely
Response: Monitor

Description

What

Up to two feet of inundation above ground level in low lying areas due to tidal flooding.

Where

Shoreline in Calvert County.

When

Until 5 AM EDT Monday, especially around the time of high tide.

Impacts

At 3.0 feet, water is expected to reach backyards near 9th Street in North Beach, and could approach 9th Street. At 3.0 feet, parking lots near Charles Street in Solomons begin to flood, with several inches of water covering low- lying portions of Charles Street and Williams Street.

Additional details

Tides one and a half to two feet above normal. The next high tide at Chesapeake Beach is at 5:17 PM and 5:17 AM. The next high tide at Solomons Island is at 3:16 PM and 3:30 AM.

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

Calvert County, MD

Public contact

Issuer: NWS Baltimore MD/Washington DC
Website: http://www.weather.gov

Message record

Received: 2026-09-27 13:26:15 UTC
Issue to receipt: ~1m15s
CAP status: Actual
CAP message type: Update
Lifecycle: Updated
Source: NWWS-OI
Feed: NWWS
Recovered: No

CAP routing and identity

ULID: 01M3HGPYH8PQKCWQF86B4N7YMB
Identifier: urn:oid:2.49.0.1.840.0.c4df32f292c7387ddfed0e8f5ef8d27db8931b38.002.1
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.1893
WMO heading: XOUS51
WMO data type: CAP alert message XML (XO)
WMO geography: United States (US)
WMO bulletin number: 51

References

Identifier: urn:oid:2.49.0.1.840.0.08f10fa039702ffcc3c5c08938dbc127cdb0c619.002.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-27 07:11:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.dbf871b64f0858c8fce9aeceb7e5922161cd9e63.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-27 02:56:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.87ddb44cfd88c5fc20f13902a0756036c53c7906.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-26 18:50:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.e8177d0aa89e47e34f87bfbfb36f66389b50ddbb.001.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-26 12:36:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.d662ac233d88f0b5d6aa8e5809760dfb6c85624c.001.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-26 07:18:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.1073e4ca62b4e4f98a3a6cc9c2c9d48accb027ac.002.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 23:05:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.1d16caa3da0b69730b97510c8410dd09679d58e0.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 20:43:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.43580f996d83d8bd978ebbbb4e31a6f939240209.005.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 18:38:00 UTC

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Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 12:28:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.0662bdaa5e2e152609406572054f8e7194837d88.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 06:59:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.8e296fcd6162d5126a3a8b78482cd5c290076716.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-24 23:23:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.ed134ff5fa7c0f0e2e944891470b506e51f3529b.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-24 18:34:00 UTC

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Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-24 14:47:00 UTC

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

Identifier: urn:oid:2.49.0.1.840.0.6281288e4dfc267920594d3f607da741e16589a3.004.1
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: 2026-09-23 19:08:00 UTC

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Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-23 12:42:00 UTC

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Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-23 07:00:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.031194c3c562ed1bcbfef6c7b046dbb4a0109993.004.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-23 02:10:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.421e1b731ba5e9453fcb18b34cc47c96bdbfc051.005.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-22 18:53:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.ab16248d1e6a951be23f7c8d34e12076f4eb7c1c.004.1
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Sent: 2026-09-22 13:35:00 UTC

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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 271325
NWSheadline	COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY
BLOCKCHANNEL	EAS
BLOCKCHANNEL	NWEM
VTEC	/O.CON.KLWX.CF.Y.0044.000000T0000Z-260928T0900Z/
eventEndingTime	2026-09-28T05:00:00-04:00
BLOCKCHANNEL	CMAS
expiredReferences	w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.dbf871b64f0858c8fce9aeceb7e5922161cd9e63.003.1,2026-09-26T22:56:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.87ddb44cfd88c5fc20f13902a0756036c53c7906.004.1,2026-09-26T14:50:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.e8177d0aa89e47e34f87bfbfb36f66389b50ddbb.001.1,2026-09-26T08:36:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.d662ac233d88f0b5d6aa8e5809760dfb6c85624c.001.1,2026-09-26T03:18:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.1073e4ca62b4e4f98a3a6cc9c2c9d48accb027ac.002.1,2026-09-25T19:05:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.1d16caa3da0b69730b97510c8410dd09679d58e0.003.1,2026-09-25T16:43:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.43580f996d83d8bd978ebbbb4e31a6f939240209.005.1,2026-09-25T14:38:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.6d16cccb6b10e6d9437f30142c0532505d3f13f6.004.1,2026-09-25T08:28:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.0662bdaa5e2e152609406572054f8e7194837d88.004.1,2026-09-25T02:59:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.8e296fcd6162d5126a3a8b78482cd5c290076716.004.1,2026-09-24T19:23:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ed134ff5fa7c0f0e2e944891470b506e51f3529b.004.1,2026-09-24T14:34:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.0ae204ad2caa5ae0881ae87483774b2061e78915.004.1,2026-09-24T10:47:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.baeb7b568831b592ac62703c9c7c0b29a52f4253.004.1,2026-09-24T03:10:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.6281288e4dfc267920594d3f607da741e16589a3.004.1,2026-09-23T22:41:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.7ffea5f088e04ca8470438a249d1127e87f1b4bb.005.1,2026-09-23T15:08:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.4072cf7e18df95e72cdf6c954e23a78a4e00c62f.004.1,2026-09-23T08:42:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.a8afb4a360fe51ff39060bc9d88e3ab3d4656c6c.001.1,2026-09-23T03:00:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.031194c3c562ed1bcbfef6c7b046dbb4a0109993.004.1,2026-09-22T22:10:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.421e1b731ba5e9453fcb18b34cc47c96bdbfc051.005.1,2026-09-22T14:53:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ab16248d1e6a951be23f7c8d34e12076f4eb7c1c.004.1,2026-09-22T09:35:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.e0390ac8bb4a9c0737a5e4382ebdbf3cd71b8301.003.1,2026-09-22T07:50:00-04:00

Locations

Location data

Calvert County, MD

Name	Value
SAME	024009
UGC	MDZ018