Dense Fog Advisory
URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
524 AM EDT Tue Sep 16 2025
MIZ045-046-051-161400-
/O.NEW.KGRR.FG.Y.0002.250916T0924Z-250916T1400Z/
Mecosta-Isabella-Montcalm-
Including the cities of Mount Pleasant, Big Rapids, and
Greenville
524 AM EDT Tue Sep 16 2025
...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING...
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Isabella, Mecosta, and Montcalm Counties.
* WHEN...Until 10 AM EDT this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
&&
$$
RAH
Special Weather Statement
Special Weather Statement
National Weather Service Marquette MI
518 AM EDT Tue Sep 16 2025
MIZ012-013-161200-
Menominee-Delta-
Including the cities of Menominee, Escanaba, and Gladstone
518 AM EDT Tue Sep 16 2025 /418 AM CDT Tue Sep 16 2025/
...PATCHY DENSE FOG EARLY THIS MORNING...
Patches of dense fog are expected over the interior areas of
Menominee and Delta counites early this morning, with visibilities
dropping down to a quarter mile or less at times. Be sure to
travel with your low-beam headlights on and to leave some extra
room for the car in front of you.
$$
TAP
Special Weather Statement
National Weather Service Detroit/Pontiac MI
453 AM EDT Tue Sep 16 2025
MIZ047-048-161230-
Midland-Bay-
Including the cities of Midland and Bay City
453 AM EDT Tue Sep 16 2025
...AREAS OF DENSE FOG THIS MORNING...
Areas of dense fog will persist through the morning commute. This
will lead to visibility of a quarter mile or less at times.
Drivers should allow extra time and be prepared for fluctuating
visibility in fog this morning.
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Marquette MI
417 AM EDT Tue Sep 16 2025
LSZ162-240>251-263>267-170830-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
417 AM EDT Tue Sep 16 2025 /317 AM CDT Tue Sep 16 2025/
This Hazardous Weather Outlook is for portions of Central Lake
Superior...Eastern Lake Superior and Western Lake Superior.
.DAY ONE...Today and Tonight
A few storms are possible over the western lake this evening and
tonight. See the latest Open Lake Forecast for additional details.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Thunderstorms are possible Wednesday into Wednesday evening,
mainly across the southern half of Lake Superior. See the latest
Open Lake Forecast for additional details.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Marquette MI
417 AM EDT Tue Sep 16 2025
MIZ001>007-009>014-084-085-170830-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
417 AM EDT Tue Sep 16 2025 /317 AM CDT Tue Sep 16 2025/
This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.
.DAY ONE...Today and Tonight
Dense fog is possible over the south central Upper Michigan early
this morning.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Thunderstorms are possible late tonight and Wednesday evening.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
311 AM CDT Tue Sep 16 2025
LMZ643>646-170815-
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
311 AM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for the nearshore waters from
Sheboygan Wisconsin to Winthrop Harbor Illinois.
.DAY ONE...Today and Tonight
Patchy fog is possible this morning in central Wisconsin
nearshore waters.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
A few thunderstorms are possible at times Friday and through the
weekend.
Increasing winds and waves may lead to Small Craft Advisory
criteria Friday night into Saturday.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
311 AM CDT Tue Sep 16 2025
WIZ046-047-051-052-056>060-062>072-170815-
Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
311 AM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin and southeast Wisconsin.
.DAY ONE...Today and Tonight
Patchy fog is possible this morning in the lower elevations of
the Wisconsin River Valley and downwind of Lake Michigan in
Sheboygan, Ozaukee, Washington, and Waukesha Counties.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
A few thunderstorms are possible at times Friday through the
weekend.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Green Bay WI
248 AM CDT Tue Sep 16 2025
LMZ521-522-541>543-170800-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
248 AM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.
.DAY ONE...Today and Tonight
Patchy marine fog could result in minor navigation issues for
boaters early this morning
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Patchy marine fog could result in minor navigation issues for
boaters late tonight into Wednesday morning.
There is a small chance of thunderstorms from late Wednesday
afternoon through Thursday, and again over the weekend. Any storm
could pose a hazard to mariners.
Increasing east winds could result in hazardous boating conditions
for small craft from Friday night into Saturday, mainly south of
Sturgeon Bay.
$$
MPC
Hazardous Weather Outlook
National Weather Service Green Bay WI
248 AM CDT Tue Sep 16 2025
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-170800-
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-
248 AM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Today and Tonight
Patchy dense fog may result in locally hazardous travel conditions
over far northeast Wisconsin, and near the bay and Lake Michigan
early this morning.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Patchy dense fog may result in locally hazardous travel conditions
from late tonight into Wednesday morning.
There is a chance of thunderstorms from Wednesday into Thursday,
and again over the weekend. An isolated strong storm could occur
Wednesday afternoon and evening. No severe weather is expected at
this time.
There is an increased risk of rip currents on Lake Michigan
beaches south of Sturgeon Bay on Friday night and Saturday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.
$$
Hazardous Weather Outlook
National Weather Service Gaylord MI
309 AM EDT Tue Sep 16 2025
LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-170715-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
309 AM EDT Tue Sep 16 2025
This hazardous weather outlook is for the northern Michigan
nearshore waters of Lake Huron, Lake Michigan and Lake Superior.
.DAY ONE...Today and tonight.
Locally dense fog will be possible early this morning, which may
reduce visibilities to 1/4 mile or less. The greatest potential
for fog favors the nearshore waters of Lake Huron into the
Straits.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated.
For more information visit http://weather.gov/gaylord.
$$
Hazardous Weather Outlook
National Weather Service Gaylord MI
309 AM EDT Tue Sep 16 2025
MIZ016>018-020>036-041-042-086>088-095>099-170715-
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-
309 AM EDT Tue Sep 16 2025
This hazardous weather outlook is for Eastern Upper Michigan and
Northern Lower Michigan.
.DAY ONE...Today and tonight.
Locally dense fog will be possible early this morning near the
Lake Huron shoreline, which may reduce visibilities to 1/4 mile
or less at times.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated.
For more information visit http://weather.gov/gaylord.
$$
Hazardous Weather Outlook
National Weather Service Grand Rapids MI
247 AM EDT Tue Sep 16 2025
MIZ037>040-043>046-050>052-056>059-064>067-071>074-170700-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
247 AM EDT Tue Sep 16 2025
This hazardous weather outlook is for portions of southwest Lower
Michigan.
.DAY ONE...Tonight
Patchy fog is expected with the best chances for any locally dense
fog along the US-127 corridor.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday
There is a low chance for thunderstorms Saturday and Sunday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
