Headline:
Dense Fog Advisory issued July 26 at 10:44AM CDT until July 26 at 9:00PM CDT by NWS Duluth MN
Event:
Dense Fog Advisory
Urgency:
Expected
Effective:
July 26, 2026 - 8:44am
Expires:
July 26, 2026 - 7:00pm
Description:
* WHAT...Dense fog will reduce visibility to 1/4 to 1/2 NM.
* WHERE...Portions of Lake Superior.
* WHEN...Until 9 PM CDT this evening.
* IMPACTS...Low visibility will make navigation difficult.
* ADDITIONAL DETAILS...Fog and low stratus was observed on
satellite over the open water and along portions of the North
Shore. Expect fog to move into the Taconite Harbor to Grand
Portage zones and persist into the afternoon. Fog is expected to
clear gradually today from southwest to northeast. Conditions
will improve near the Twin Ports first as southwest winds push
drier air over the water. Conditions will improve latest near
Grand Marais and Grand Portage.
Instruction:
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.
Area Description:
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; Two Harbors to Duluth MN; Duluth MN to Port Wing WI
Forcast Office:
NWS Duluth MN
Sender: