Coastal Flood Advisory

NWS Boston/Norton MA · US

Updated

Details

Coastal Flood Advisory Remains In Effect Until 8 PM EDT Sunday

Event: Coastal Flood Advisory
Issued: 2026-09-26 18:08:00 UTC
Onset: 2026-09-26 18:08:00 UTC
Message expires: 2026-09-27 07:15:00 UTC
Expected end: 2026-09-28 00:00:00 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 near shorelines and tidal waterways (4.9 to 7.1 feet Mean Lower Low Water).

Where

Washington, Southern Bristol MA, Southern Plymouth MA, Southeast Providence RI, Eastern Kent RI, Bristol RI, and Newport RI Counties.

When

Until 8 PM EDT Sunday.

Impacts

Splashover and Minor coastal flooding is expected in the lowest lying areas along the south coast of Rhode Island and Massachusetts over multiple high tide cycles late today through this weekend. A few immediate coastal roads may briefly flood due to wave action. In addition...minor beach erosion is also possible.

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

Southern Bristol
Southern Plymouth
Southeast Providence
Eastern Kent
Bristol
Washington County, RI
Newport County, RI
Block Island

Public contact

Issuer: NWS Boston/Norton MA
Website: http://www.weather.gov

Message record

Received: 2026-09-26 18:08:30 UTC
Issue to receipt: ~31s
CAP status: Actual
CAP message type: Update
Lifecycle: Updated
Source: NWWS-OI
Feed: NWWS
Recovered: No

CAP routing and identity

ULID: 01M3FEF22FMB2GMBN18QHEPH4G
Identifier: urn:oid:2.49.0.1.840.0.7d3426ef0066cfc7d0193770d9f292063b7eb625.002.1
Sender: w-nws.webmaster@noaa.gov
Scope: Public
CAP source: 211803 v2.3.0
Handling codes: IPAWSv1.0
Issuing office: NWS Boston/Norton MA
AWIPS ID: CAPBOX
NWWS sequence: nwws_processor.117
WMO heading: XOUS51
WMO data type: CAP alert message XML (XO)
WMO geography: United States (US)
WMO bulletin number: 51

References

Identifier: urn:oid:2.49.0.1.840.0.584fa418c25e95720c08be8164a94cc0aa4492fa.002.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-26 06:00:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.fca4f35db744eb7691ecf6345865d03a0b01d22a.002.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 16:35:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.76ef1683913f683c323dff93dbf483db80775d54.003.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 11:20:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.76ef1683913f683c323dff93dbf483db80775d54.002.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 11:20:00 UTC

Identifier: urn:oid:2.49.0.1.840.0.70f55c0c654856bc192c0d3f68b6c3037b2f4683.002.1
Sender: w-nws.webmaster@noaa.gov
Sent: 2026-09-25 05:53:00 UTC

Event codes

Name	Value
SAME	NWS
NationalWeatherService	CFY

Parameters

Name	Value
AWIPSidentifier	CFWBOX
WMOidentifier	WHUS41 KBOX 261808
NWSheadline	COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT SUNDAY
BLOCKCHANNEL	EAS
BLOCKCHANNEL	NWEM
VTEC	/O.CON.KBOX.CF.Y.0008.000000T0000Z-260928T0000Z/
eventEndingTime	2026-09-27T20:00:00-04:00
BLOCKCHANNEL	CMAS
expiredReferences	w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.fca4f35db744eb7691ecf6345865d03a0b01d22a.002.1,2026-09-25T12:35:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.76ef1683913f683c323dff93dbf483db80775d54.003.1,2026-09-25T07:20:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.76ef1683913f683c323dff93dbf483db80775d54.002.1,2026-09-25T07:20:00-04:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.70f55c0c654856bc192c0d3f68b6c3037b2f4683.002.1,2026-09-25T01:53:00-04:00

Locations

Location data

Southern Bristol
Southern Plymouth
Southeast Providence
Eastern Kent
Bristol
Washington County, RI
Newport County, RI
Block Island

Name	Value
SAME	025005
SAME	025023
SAME	044007
SAME	044003
SAME	044001
SAME	044009
SAME	044005
UGC	MAZ020
UGC	MAZ021
UGC	RIZ002
UGC	RIZ004
UGC	RIZ005
UGC	RIZ006
UGC	RIZ007
UGC	RIZ008