Hazardous Weather Outlook
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
574 FLUS43 KDTX 290727 HWODTX Hazardous Weather Outlook National Weather Service Detroit/Pontiac MI 327 AM EDT Tue Jul 29 2025 MIZ047>049-053>055-060>063-068>070-075-076-082-083-300730- Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer- St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe- 327 AM EDT Tue Jul 29 2025 This hazardous weather outlook is for southeast Michigan. .DAY ONE...Today and Tonight There is a 30 percent chance of thunderstorms this afternoon and evening. Any thunderstorm that develops will have the potential to produce wind gusts of 50 to 60 MPH and brief torrential rainfall. Storm motion will be northwest to southeast at 30 to 40 MPH. Weak low pressure and a humid airmass will support the chance of thunderstorms today. .DAYS TWO THROUGH SEVEN...Wednesday through Monday There is a low chance of thunderstorms Wednesday and Thursday, mainly south of the I-69 corridor. The chances will be the result of an elevated frontal boundary overhead. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected. $$ LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-300730- Lake St Clair- Michigan Waters of Lake Erie from Detroit River to North Cape MI- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI- Port Sanilac to Port Huron MI- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 327 AM EDT Tue Jul 29 2025 This hazardous weather outlook is for portions of Lake Erie, Lake Huron and Lake St Clair. .DAY ONE...Today and Tonight There is a 30 percent chance of thunderstorms this afternoon and evening. Any thunderstorm that develops will have the potential to produce wind gusts of 40 to 50 knots and brief torrential rainfall. Storm motion will be northwest to southeast at 30 to 40 MPH. Weak low pressure and a humid airmass will support the chance of thunderstorms today. .DAYS TWO THROUGH SEVEN...Wednesday through Monday There is a low chance of thunderstorms Wednesday and Thursday, mainly south of Port Huron. The chances will be the result of an elevated frontal boundary overhead. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected. $$ You can obtain your latest National Weather Service forecasts online at www.weather.gov/detroit. SC