Special Marine Warning for Green Bay North of line from Cedar River MI to Rock Island Passage; Seul Choix Point to Point Detour MI; Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake
Official alert fields
What you need to know
- Applies to
- Green Bay North of line from Cedar River MI to Rock Island Passage, Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake, Seul Choix Point to Point Detour MI
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWMQT The National Weather Service in Marquette has issued a * Special Marine Warning for... Green Bay North of line from Cedar River MI to Rock Island Passage... Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake... Seul Choix Point to Point Detour MI... * Until 830 PM EDT. * At...
What the bulletin says to do
A Tornado Watch remains in effect until midnight EDT for east central Upper and south central Upper Michigan...and the adjacent waters of Lake Michigan. Move to safe harbor immediately as gusty winds and high waves are expected.
Full official description
Bulletin details
SMWMQT The National Weather Service in Marquette has issued a * Special Marine Warning for... Green Bay North of line from Cedar River MI to Rock Island Passage... Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake... Seul Choix Point to Point Detour MI... * Until 830 PM EDT. * At 734 PM EDT, a severe thunderstorm was located 18 nm north of Point Detour, or 26 nm northeast of Minneapolis Shoal, moving east at 35 knots. HAZARD...Wind gusts to 40 knots and large hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * The severe thunderstorm will remain over mainly open waters.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued July 20 at 7:34PM EDT until July 20 at 8:30PM EDT by NWS Marquette MI
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Marquette MI. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected