Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
716 PM CDT Fri Aug 14 2026
LSZ121-147-148-150-150300-
/O.CON.KDLH.SC.Y.0094.000000T0000Z-260815T0300Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
716 PM CDT Fri Aug 14 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
* WHAT...Northeast winds 5 to 15 kt with gusts up to 25 kt and
waves up to 3 ft expected.
* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island
to Bayfield WI, Oak Point to Saxon Harbor WI and Outer Apostle
Islands Beyond 5 NM from Mainland.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
716 PM CDT Fri Aug 14 2026
LSZ143>146-150700-
/O.CON.KDLH.SC.Y.0094.000000T0000Z-260815T0700Z/
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
716 PM CDT Fri Aug 14 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM CDT
SATURDAY...
* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and
waves 1 to 3 ft.
* WHERE...Silver Bay Harbor to Two Harbors MN, Two Harbors to
Duluth MN, Duluth MN to Port Wing WI and Port Wing to Sand
Island WI.
* WHEN...Until 2 AM CDT Saturday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
347 PM EDT Fri Aug 14 2026
LSZ245-246-150800-
/O.NEW.KMQT.SC.Y.0118.260815T2100Z-260816T0000Z/
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
347 PM EDT Fri Aug 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM TO 8 PM EDT
SATURDAY...
* WHAT...East to southeast winds 10 to 15 kt with gusts up to 22
kt and waves 1 to 3 ft expected.
* WHERE...Manitou Island to Point Isabelle MI and Point Isabelle
to Lower Entrance of Portage Canal MI.
* WHEN...From 5 PM to 8 PM EDT Saturday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
347 PM EDT Fri Aug 14 2026
LSZ247-248-150800-
/O.NEW.KMQT.SC.Y.0118.260815T1800Z-260816T0000Z/
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
347 PM EDT Fri Aug 14 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM TO 8 PM EDT
SATURDAY...
* WHAT...East to southeast winds 10 to 15 kt with gusts up to 25
kt and waves 1 to 3 ft expected.
* WHERE...Lower Entrance of Portage Canal To Huron Islands MI
Including Keweenaw and Huron Bays and Huron Islands to
Marquette MI.
* WHEN...From 2 PM to 8 PM EDT Saturday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Duluth MN
305 PM CDT Fri Aug 14 2026
LSZ121-140>148-150-152015-
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-
305 PM CDT Fri Aug 14 2026
This Hazardous Weather Outlook is for portions of Lake Superior
and the Nearshore waters of western Lake Superior.
.DAY ONE...This afternoon and Tonight
Strong northeast winds will cause hazardous conditions for small
craft through this evening, especially in the southwest arm of
Lake Superior and along the South Shore and Outer Apostle Islands
east of Sand Island. Small Craft Advisories remain in effect.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday
There will be several chances for thunderstorms Saturday and again
early next week. Widespread severe weather is not expected, but a
few strong to severe storms may be possible late Monday and
Tuesday.
Breezy northeast winds are forecast over the southwest arm of
Lake Superior Saturday. Conditions may become hazardous to Small
Craft.
$$
JDS
More information may be obtained at the following web address:
http://www.weather.gov/duluth
Hazardous Weather Outlook
National Weather Service Duluth MN
305 PM CDT Fri Aug 14 2026
MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-152015-
Koochiching-North St. Louis-Northern Cook/Northern Lake-
North Itasca-Central St. Louis-Southern Lake/North Shore-
Southern Cook/North Shore-North Cass-South Itasca-South Cass-
Crow Wing-Northern Aitkin-South Aitkin-Carlton/South St. Louis-
Pine-Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price-
305 PM CDT Fri Aug 14 2026
This Hazardous Weather Outlook is for portions of northeast
Minnesota and northwest Wisconsin.
.DAY ONE...This afternoon and Tonight
Strong northeast winds will lead to hazardous swimming conditions
through this evening for Lake Superior near the Twin Ports,
including the beaches of Duluth and Superior.
Chances for showers and isolated thunderstorms increase late
tonight. Severe storms are not expected tonight.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday
Strong northeast winds will increase the threat of rip currents
again on Saturday for areas near the Twin Ports, including the
beaches of Duluth and Superior.
There will be additional rounds of thunderstorm chances Saturday
and again early next week. Widespread severe weather is not
expected, but a few strong to severe storms are possible late Monday
into Tuesday.
.SPOTTER INFORMATION STATEMENT...
Skywarn spotter activation is not anticipated today or tonight.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
255 PM CDT Fri Aug 14 2026
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-152000-
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
255 PM CDT Fri Aug 14 2026
This Hazardous Weather Outlook is for the open waters of Lake Michigan.
.DAY ONE...Tonight
Chances for showers and thunderstorms over the southern third of
the lake tonight.
.DAYS TWO THROUGH SEVEN...Saturday through Friday
Scattered storms possible Saturday evening. Isolated stronger
storm with gusty winds can`t be ruled out.
Thunderstorms return Tuesday into Wednesday.
$$
www.weather.gov/mkx
Hazardous Weather Outlook
National Weather Service La Crosse WI
330 AM CDT Fri Aug 14 2026
IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-151230-
Mitchell-Howard-Winneshiek-Allamakee-Floyd-Chickasaw-Fayette-
Clayton-Wabasha-Dodge-Olmsted-Winona-Mower-Fillmore-Houston-
Taylor-Clark-Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Juneau-
Adams-Vernon-Crawford-Richland-Grant-
330 AM CDT Fri Aug 14 2026
This Hazardous Weather Outlook is for portions of southeast
Minnesota...northeast Iowa and southwest into central Wisconsin.
.DAY ONE...Today and Tonight
A few strong storms will be possible this afternoon and evening
across Northeast Iowa and Southwest Wisconsin. The main hazard
will be strong wind gusts.
Bouts of heavy rainfall may lead to instances of flooding,
especially for areas in Northeast Iowa and Southwest Wisconsin,
through Saturday evening.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
No action needed.
.EMERGENCY MANAGEMENT COORDINATION...
No webinar is scheduled.
$$
