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Ended official alertUpdated

Dense Fog Advisory for Grand Marais to Taconite Harbor MN; Taconite Harbor to Silver Bay Harbor MN; Silver Bay Harbor to Two Harbors MN +5 more

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Minor
Official urgency
Expected
Official certainty
Likely

What is happening

What: Dense fog will reduce visibility to less than 1 NM. Impacts: Low visibility will make navigation difficult. Where: Portions of Lake Superior. When: Until 10 AM CDT this morning.

What the bulletin says to do

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.

Read official NWS bulletin

Full official description

Bulletin details

* WHAT...Dense fog will reduce visibility to less than 1 NM. * WHERE...Portions of Lake Superior. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility will make navigation difficult.

Lifecycle record

Official revisions

19 captured
  1. Update

    Dense Fog Advisory issued July 29 at 2:06AM CDT until July 29 at 10:00AM CDT by NWS Duluth MN

    Official revision
  2. Update

    Dense Fog Advisory issued July 28 at 10:09PM CDT until July 29 at 10:00AM CDT by NWS Duluth MN

    Official revision
  3. Update

    Dense Fog Advisory issued July 28 at 6:03PM CDT until July 29 at 10:00AM CDT by NWS Duluth MN

    Official revision
  4. Update

    Dense Fog Advisory issued July 28 at 4:00PM CDT until July 28 at 7:00PM CDT by NWS Duluth MN

    Official revision
  5. Update

    Dense Fog Advisory issued July 28 at 9:58AM CDT until July 28 at 7:00PM CDT by NWS Duluth MN

    Official revision
  6. Update

    Dense Fog Advisory issued July 28 at 1:52AM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  7. Update

    Dense Fog Advisory issued July 27 at 7:06PM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  8. Update

    Dense Fog Advisory issued July 27 at 7:06PM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  9. Update

    Dense Fog Advisory issued July 27 at 3:43PM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  10. Update

    Dense Fog Advisory issued July 27 at 3:43PM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  11. Update

    Dense Fog Advisory issued July 27 at 1:29PM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  12. Alert

    Dense Fog Advisory issued July 27 at 1:29PM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  13. Update

    Dense Fog Advisory issued July 27 at 1:29PM CDT until July 28 at 11:00AM CDT by NWS Duluth MN

    Official revision
  14. Update

    Dense Fog Advisory issued July 27 at 8:47AM CDT until July 27 at 5:00PM CDT by NWS Duluth MN

    Official revision
  15. Update

    Dense Fog Advisory issued July 27 at 8:47AM CDT until July 27 at 5:00PM CDT by NWS Duluth MN

    Official revision
  16. Update

    Dense Fog Advisory issued July 27 at 2:56AM CDT until July 27 at 10:00AM CDT by NWS Duluth MN

    Official revision
  17. Update

    Dense Fog Advisory issued July 26 at 3:36PM CDT until July 27 at 4:00AM CDT by NWS Duluth MN

    Official revision
  18. Update

    Dense Fog Advisory issued July 26 at 3:20PM CDT until July 26 at 9:00PM CDT by NWS Duluth MN

    Official revision
  19. Alert

    Dense Fog Advisory issued July 26 at 10:44AM CDT until July 26 at 9:00PM CDT by NWS Duluth MN

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Duluth MN. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections