Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
329 PM EST Thu Nov 20 2025
LSZ242>244-210830-
/O.CON.KMQT.SC.Y.0182.000000T0000Z-251121T1800Z/
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
329 PM EST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST FRIDAY...
* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves
4 to 7 ft occurring.
* WHERE...Ontonagon to Upper Entrance of Portage Canal MI, Upper
Entrance of Portage Canal to Eagle River MI and Eagle River to
Manitou Island MI.
* WHEN...Until 1 PM EST Friday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
1237 PM CST Thu Nov 20 2025
LSZ150-210645-
/O.NEW.KDLH.SC.Y.0126.251121T0400Z-251121T1600Z/
Outer Apostle Islands Beyond 5 NM from Mainland-
1237 PM CST Thu Nov 20 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 AM CST FRIDAY...
* WHAT...West winds 15 to 20 kt with gusts up to 25 kt and waves
3 to 4 ft expected.
* WHERE...Outer Apostle Islands Beyond 5 NM from Mainland.
* WHEN...From 10 PM this evening to 10 AM CST Friday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Green Bay WI
211 PM CST Thu Nov 20 2025
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-212015-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
211 PM CST Thu Nov 20 2025
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Tonight
Patchy fog will restrict visibilities at times across north
central and central Wisconsin through early this evening.
.DAYS TWO THROUGH SEVEN...Friday through Thursday
The probability for widespread hazardous weather is low.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed tonight.
$$
Hazardous Weather Outlook
National Weather Service Duluth MN
158 PM CST Thu Nov 20 2025
LSZ121-140>148-150-212000-
Bayfield to Oak Point WI-Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
158 PM CST Thu Nov 20 2025
This Hazardous Weather Outlook is for portions of Lake Superior
and the Nearshore waters of western Lake Superior.
.DAY ONE...This afternoon and Tonight
Breezy northwest winds gusting up to 25 kt with wave heights up to
around 4 ft are expected around the Apostle Islands tonight. A
Small Craft Advisory is in effect.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
Breezy conditions will lessen Friday morning. A Small Craft
Advisory remains in effect for the Apostle Islands through Friday
morning.
$$
JDS
More information may be obtained at the following web address:
http://www.weather.gov/duluth
