Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Marquette MI
309 PM EDT Fri Oct 17 2025
LMZ221-248-250-181915-
Green Bay North of line from Cedar River MI to Rock Island
Passage-Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
309 PM EDT Fri Oct 17 2025
This Hazardous Weather Outlook is for portions of Northern Lake
Michigan.
.DAY ONE...Tonight
Non-severe thunderstorms are possible tonight.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday
Northwest gales are possible Sunday. See the latest nearshore
forecast for additional information.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
JTP
Hazardous Weather Outlook
National Weather Service Marquette MI
309 PM EDT Fri Oct 17 2025
LSZ162-240>251-263>267-181915-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
309 PM EDT Fri Oct 17 2025 /209 PM CDT Fri Oct 17 2025/
This Hazardous Weather Outlook is for portions of Central Lake
Superior...Eastern Lake Superior and Western Lake Superior.
.DAY ONE...Tonight
There is a low chance (<25%) of thunderstorms tonight across
central and eastern Lake Superior.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday
Gales are possible Sunday. See the latest Gale Watch for
additional information.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Marquette MI
309 PM EDT Fri Oct 17 2025
MIZ001>007-009>014-084-085-181915-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
309 PM EDT Fri Oct 17 2025 /209 PM CDT Fri Oct 17 2025/
This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.
.DAY ONE...Tonight
There is a low chance (<25%) of thunderstorms tonight across
central and eastern Upper Michigan.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Gaylord MI
1147 PM EDT Fri Oct 17 2025
LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-190400-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1147 PM EDT Fri Oct 17 2025
This hazardous weather outlook is for the northern Michigan
nearshore waters of Lake Huron, Lake Michigan and Lake Superior.
.DAY ONE...Tonight.
A few thunderstorms are possible tonight. These storms are not
expected to be severe.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
A few thunderstorms are possible at times Saturday and Saturday
night. These storms are not expected to be severe.
Gale force wind gusts are possible on the Great Lakes Sunday.
Please see the latest gale watch for additional details.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated.
For more information visit http://weather.gov/gaylord.
$$
Hazardous Weather Outlook
National Weather Service Gaylord MI
1147 PM EDT Fri Oct 17 2025
MIZ016>018-020>036-041-042-086>088-095>099-190400-
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Western Chippewa-Central Chippewa-Southeast Chippewa-
Western Mackinac-Eastern Mackinac-
Mackinac Island/Bois Blanc Island-
Beaver Island and surrounding islands-Charlevoix-
1147 PM EDT Fri Oct 17 2025
This hazardous weather outlook is for Eastern Upper Michigan and
Northern Lower Michigan.
.DAY ONE...Tonight.
A few thunderstorms are possible tonight. These storms are not
expected to be severe.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
A few thunderstorms are possible at times Saturday and Saturday
night. These storms are not expected to be severe.
.SPOTTER INFORMATION STATEMENT...
Spotters are encouraged to report rainfall amounts to the
National Weather Service. Reports may be made one of three ways:
Online: weather.gov/gaylord
Facebook: facebook.com/nwsgaylord
Twitter: twitter.com/nwsgaylord
For more information visit http://weather.gov/gaylord.
$$
Hazardous Weather Outlook
National Weather Service Green Bay WI
922 PM CDT Fri Oct 17 2025
LMZ521-522-541>543-190230-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
922 PM CDT Fri Oct 17 2025
This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.
.DAY ONE...Tonight
Gusty south winds and building waves will result in conditions
hazardous to small craft.
There is a small chance of thunderstorms late tonight.
.DAYS TWO THROUGH SEVEN...Saturday through Friday
Gusty south winds and high waves will create hazardous conditions
for small craft through Saturday.
There is a small chance of thunderstorms late Saturday night.
Northwest winds gusting to around 30 knots will create conditions
hazardous to small craft Sunday into Sunday evening.
$$
Bersch
Hazardous Weather Outlook
National Weather Service Green Bay WI
922 PM CDT Fri Oct 17 2025
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-190230-
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-
922 PM CDT Fri Oct 17 2025
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Tonight
A few non-severe thunderstorms are possible late this evening and
overnight.
.DAYS TWO THROUGH SEVEN...Saturday through Friday
There is a chance of non-severe thunderstorms over far eastern
Wisconsin late Saturday night.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed tonight.
$$
Hazardous Weather Outlook
National Weather Service Duluth MN
235 PM CDT Fri Oct 17 2025
LSZ121-140>148-150-181945-
Bayfield to Oak Point WI-Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
235 PM CDT Fri Oct 17 2025
This Hazardous Weather Outlook is for portions of Lake Superior
and the Nearshore waters of western Lake Superior.
.DAY ONE...This afternoon and Tonight
Breezy south to southwest winds gusting up to 25 knots are
expected into tonight. Small Craft Advisories are in effect.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday
Breezy northwest winds are possible Monday night into Tuesday.
Small Craft Advisories may be needed.
$$
Levens
More information may be obtained at the following web address:
http://www.weather.gov/duluth
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
227 PM CDT Fri Oct 17 2025
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-181930-
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-
227 PM CDT Fri Oct 17 2025
This Hazardous Weather Outlook is for the open waters of Lake
Michigan.
.DAY ONE...Tonight
Winds may occasionally approach gale force early this evening over
the northern third of the lake.
A few thunderstorms are possible late tonight.
.DAYS TWO THROUGH SEVEN...Saturday through Friday
A few thunderstorms remain possible on Saturday.
There is increasing gale potential on Sunday. Another potential
period of gales will occur Tuesday into midweek.
$$
www.weather.gov/mkx
