Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
400 PM EDT Tue Sep 15 2026
LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-162000-
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-
400 PM EDT Tue Sep 15 2026
This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.
.DAY ONE...This Afternoon and Tonight
An approaching cold front will bring the chance for showers and some
isolated thunderstorms tonight and overnight along or south of lake
St. Clair. There is a low chance for isolated strong to severe
thunderstorm. The main hazard will be damaging wind gusts near 45
knots. Storms move west to east at 40 mph.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
There will be additional chances for showers and thunderstorms
through Wednesday. Severe weather is not anticipated.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.
AM
Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
400 PM EDT Tue Sep 15 2026
MIZ047>049-053>055-060>063-068>070-075-076-082-083-162000-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
400 PM EDT Tue Sep 15 2026
This hazardous weather outlook is for southeast Michigan.
.DAY ONE...This Afternoon and Tonight
An approaching cold front will bring the chance for showers and some
isolated thunderstorms tonight and overnight along or south of M59.
There is a low chance for isolated strong to severe thunderstorm. The
main hazard will be damaging wind gusts near 60 mph and locally
heavy rainfall. Storms move west to east at 40 mph.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
There will be additional chances for showers and thunderstorms
through Wednesday. Severe weather is not anticipated.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
115 PM CDT Tue Sep 15 2026
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-161815-
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-
115 PM CDT Tue Sep 15 2026
This Hazardous Weather Outlook is for the open waters of Lake Michigan.
.DAY ONE...Tonight
Showers and thunderstorms may linger near the southern end of the
lake through tonight.
.DAYS TWO THROUGH SEVEN...Wednesday through Tuesday
There are chances for thunderstorms across the region at times
this week, with higher chances this weekend.
$$
Sheppard
www.weather.gov/mkx
