Warning Vector

Dense Fog Advisory

NWS San Francisco CA ยท US

New
This event was updated at .

Details

Dense Fog Advisory In Effect Until 9 AM PST This Morning

Event
Dense Fog Advisory
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Expected
Severity
Moderate
Certainty
Likely
Response
Execute

Description

What

Visibility one quarter mile or less in dense fog.

Where

San Francisco and San Francisco Bay Shoreline.

When

Until 9 AM PST this morning.

Impacts

Hazardous driving conditions due to low visibility.

Instructions

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

Affected areas

  • San Francisco County, CA
  • San Francisco Bay Shoreline

Public contact

Issuer
NWS San Francisco CA

Message record

Received
Issue to receipt
~42s
CAP status
Actual
CAP message type
Alert
Lifecycle
New
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M70D8M9VTRA94G81807Z3TD7
Identifier
urn:oid:2.49.0.1.840.0.8e8ff45b907530df59c5bd2ee12c7c3678f81619.001.1
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS San Francisco CA
AWIPS ID
CAPMTR
NWWS sequence
nwws_processor.4465
WMO heading
XOUS56
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
56

Event codes

NameValue
SAMENWS
NationalWeatherServiceFGY

Parameters

NameValue
AWIPSidentifierNPWMTR
WMOidentifierWWUS76 KMTR 091501
NWSheadlineDENSE FOG ADVISORY IN EFFECT UNTIL 9 AM PST THIS MORNING
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
VTEC/O.EXA.KMTR.FG.Y.0012.000000T0000Z-261109T1700Z/
eventEndingTime2026-11-09T09:00:00-08:00
BLOCKCHANNELCMAS
Locations

Location data

  • San Francisco County, CA
  • San Francisco Bay Shoreline
NameValue
SAME006075
SAME006001
SAME006013
SAME006081
SAME006085
UGCCAZ006
UGCCAZ508