Hazardous Weather Outlook
Issued by NWS Detroit/Pontiac, MI

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FLUS43 KDTX 180813
HWODTX

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
413 AM EDT Mon Aug 18 2025

MIZ047>049-053>055-060>063-068>070-075-076-082-083-190815-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
413 AM EDT Mon Aug 18 2025

This hazardous weather outlook is for southeast Michigan.

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Showers and thunderstorms are likely early Tuesday morning toward the
Tri Cities then spreading southward during the day as a low pressure
system tracks through the Great Lakes. Locally heavy rainfall is
possible, however other severe hazards are not expected.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-190815-
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-
413 AM EDT Mon Aug 18 2025

This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.

.DAY ONE...Today and Tonight

A Small Craft Advisory is in effect this morning for outer Saginaw
Bay and southern Lake Huron. Please see the latest marine forecasts
for details.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Showers and thunderstorms are likely early Tuesday morning toward
Saginaw Bay then spreading southward during the day as a low
pressure system tracks through the Great Lakes. Locally heavy
rainfall is possible, however other severe hazards are not expected.

.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.

BT