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Dense Fog Advisory
ActiveGrand Portage to Grand Marais MN; Grand Marais to Taconite Harbor MN; Taconite Harbor to Silver Bay Harbor MN; Silver Bay Harbor to Two Harbors MN; Two Harbors to Duluth MN
Status
In Progress
Started about 2 hours ago
Ends
Issued
Severity
Minor
Urgency
Expected
Certainty
Likely
Details
* WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Small Craft Advisory, northeast winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft expected.
* WHERE...Grand Portage to Grand Marais MN, Grand Marais to Taconite Harbor MN, Taconite Harbor to Silver Bay Harbor MN, Silver Bay Harbor to Two Harbors MN and Two Harbors to Duluth MN.
* WHEN...For the Dense Fog Advisory, until noon CST today. For the Small Craft Advisory, from 6 PM this evening to 10 AM CST Wednesday.
* IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult.
Instructions
Anyone operating a smaller vessel should avoid navigating in hazardous conditions.
If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.
Data from the National Weather Service
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