Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Green Bay WI
321 PM CDT Sat Jul 12 2025
LMZ521-522-541>543-132030-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
321 PM CDT Sat Jul 12 2025
This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.
.DAY ONE...This Afternoon and Tonight
Thunderstorms are possible through late this afternoon. Any
thunderstorm would pose a threat to mariners.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Thunderstorms are possible at times from Tuesday evening through
Wednesday evening. Any thunderstorm would pose a threat to
mariners.
$$
Bersch
Hazardous Weather Outlook
National Weather Service Green Bay WI
321 PM CDT Sat Jul 12 2025
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-132030-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
321 PM CDT Sat Jul 12 2025
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...This Afternoon and Tonight
A non-severe thunderstorm, capable of producing gusty winds, is
possible through mid-afternoon across far eastern WI.
Air quality will be reduced due to smoke from Canadian wildfires.
Refer to the latest Air Quality Advisories for more details.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Air quality will be reduced due to smoke from Canadian wildfires
Sunday into Monday.
Thunderstorms are possible at times from Tuesday afternoon
through Wednesday evening.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed this afternoon or tonight.
$$
Hazardous Weather Outlook
National Weather Service Marquette MI
323 PM EDT Sat Jul 12 2025
LMZ221-248-250-131930-
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-
323 PM EDT Sat Jul 12 2025
This Hazardous Weather Outlook is for portions of Northern Lake
Michigan.
.DAY ONE...Tonight
There is a chance of thunderstorms through this evening. Some of
these storms may produce strong winds and erratic seas.
Wildfire smoke from Canada will be over the area through at least
Sunday night resulting in air quality concerns and reduced
visibility.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
There is a chance of thunderstorms Tuesday into Wednesday.
Wildfire smoke from Canada will be over the area through at least
Sunday night resulting in air quality concerns and reduced
visibility.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Marquette MI
323 PM EDT Sat Jul 12 2025
LSZ162-240>251-263>267-131930-
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-
323 PM EDT Sat Jul 12 2025 /223 PM CDT Sat Jul 12 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 chance of thunderstorms through this evening, mainly
over the eastern half. Some of these storms may produce strong
winds and erratic seas.
Wildfire smoke from Canada will be over the area through at least
Sunday night resulting in air quality concerns and reduced
visibility.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Wildfire smoke from Canada will be over the area through at least
Sunday night resulting in air quality concerns and reduced
visibility.
There is a chance of thunderstorms Tuesday into Wednesday.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Thompson
Hazardous Weather Outlook
National Weather Service Marquette MI
323 PM EDT Sat Jul 12 2025
MIZ001>007-009>014-084-085-131930-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
323 PM EDT Sat Jul 12 2025 /223 PM CDT Sat Jul 12 2025/
This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.
.DAY ONE...Tonight
A Marginal Risk (category 1 of 5) of severe thunderstorms is in
place for the UP through this evening mainly for the eastern half.
Isolated storms could produce wind gusts to 60 mph and small hail
from about 3-9 pm (5-15%). Locally heavy rainfall is also possible.
Wildfire smoke from Canada will be over the area through at least
Sunday night resulting in air quality concerns and reduced
visibility.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Wildfire smoke from Canada will be over the area through at least
Sunday night resulting in air quality concerns and reduced
visibility.
There is a chance of thunderstorms Tuesday into Wednesday.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
318 PM EDT Sat Jul 12 2025
LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-131100-
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM
off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw
Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
318 PM EDT Sat Jul 12 2025
This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.
.DAY ONE...This Evening and Tonight
There remains a low chance of non-severe thunderstorms into the
evening hours as a cold front arrives, with wind gusts of to 45 knots
possible if storms do in fact develop.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
A chance of thunderstorms returns Wednesday-Thursday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.
SF
Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
318 PM EDT Sat Jul 12 2025
MIZ047>049-053>055-060>063-068>070-075-076-082-083-131100-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
318 PM EDT Sat Jul 12 2025
This hazardous weather outlook is for southeast Michigan.
.DAY ONE...This Evening and Tonight
There remains a low chance of non-severe thunderstorms into the
evening hours as a cold front arrives, with wind gusts of up to 50
mph possible if storms do in fact develop.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
A chance of thunderstorms returns Wednesday-Thursday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
