Warning Vector

Hazardous Seas Watch

NWS Medford OR ยท US

New

Details

Small Craft Advisory Remains In Effect Until 5 AM PDT Thursday... ...Hazardous Seas Watch In Effect From Thursday Evening Through Friday Morning

Event
Hazardous Seas Watch
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Future
Severity
Moderate
Certainty
Possible
Response
Prepare

Description

What

For the Small Craft Advisory, north winds 10 to 20 kt with gusts up to 30 kt and seas 6 to 9 ft at 11 seconds. For the Hazardous Seas Watch, very steep and hazardous seas 7 to 12 ft at 10 seconds possible.

Where

For the Small Craft Advisory, waters south of Port Orford. For the Hazardous Seas Watch, waters south of Cape Blanco but with the highest chances of very steep seas north of Gold Beach.

When

For the Small Craft Advisory, until 5 AM PDT Thursday. For the Hazardous Seas Watch, from Thursday evening through Friday morning.

Impacts

Very steep and hazardous seas could capsize or damage vessels. Bar crossing could become especially hazardous. * View the hazard area in detail at https://go.usa.gov/x6hks

Instructions

Consider altering your plans to avoid possible hazardous and very steep sea conditions.

Affected areas

  • Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm
  • Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm

Public contact

Issuer
NWS Medford OR

Message record

Received
Issue to receipt
~57s
CAP status
Actual
CAP message type
Alert
Lifecycle
New
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M37YJ7PCR0ZCFNFSA0C5GWGE
Identifier
urn:oid:2.49.0.1.840.0.7a5fd5f4352eab4a4476b78bd2175e0332627b3f.001.2
Sender
w-nws.webmaster@noaa.gov
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS Medford OR
AWIPS ID
CAPMFR
NWWS sequence
nwws_processor.3655
WMO heading
XOUS56
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
56

Event codes

NameValue
SAMENWS
NationalWeatherServiceSEA

Parameters

NameValue
AWIPSidentifierMWWMFR
WMOidentifierWHUS76 KMFR 232015
NWSheadlineSMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY... ...HAZARDOUS SEAS WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY MORNING
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
VTEC/O.NEW.KMFR.SE.A.0018.260925T0300Z-260925T1800Z/
eventEndingTime2026-09-25T11:00:00-07:00
BLOCKCHANNELCMAS
Locations

Location data

  • Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm
  • Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm
NameValue
SAME057356
SAME057376
UGCPZZ356
UGCPZZ376