Marine Weather Message
Issued by NWS Duluth, MN

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767
WHUS73 KDLH 170557
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
1257 AM CDT Fri Jul 17 2026

LSZ140>142-180000-
/O.EXT.KDLH.MS.Y.0001.000000T0000Z-260718T0000Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
1257 AM CDT Fri Jul 17 2026

...DENSE SMOKE ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Dense smoke will reduce visibility to less than 1 NM.

* WHERE...Grand Portage to Grand Marais MN, Grand Marais to
  Taconite Harbor MN and Taconite Harbor to Silver Bay Harbor MN.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

LSZ121-143>148-150-180000-
/O.EXT.KDLH.MS.Y.0001.000000T0000Z-260718T0000Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
1257 AM CDT Fri Jul 17 2026

...DENSE SMOKE ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Dense smoke will reduce visibility to less than 1 NM.

* WHERE...Portions of Lake Superior.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$