Special Marine Warning Issued for Green Bay, Wisconsin
This alert is no longer in effect.
NOAA issued it on April 14, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Special Marine Warning has been issued for parts of Green Bay, Wisconsin, due to a severe thunderstorm with large hail and wind gusts up to 40 knots, effective until 9:00 PM CDT on April 13, 2026.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Green Bay, Wisconsin
- Issued
- April 14, 2026
- Issuing authority
- NWS Green Bay WI
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Green Bay, Wisconsin.
Alert Details
The National Weather Service in Green Bay WI has issued a Special Marine Warning. This alert is categorized as severe and is effective from 7:31 PM CDT on April 13, 2026, until 9:00 PM CDT on the same day.
Affected Areas
The warning affects Green Bay south of the line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI; also Green Bay south of the line from Oconto WI to Little Sturgeon Bay WI. Specific locations include Long Tail Point Light, Green Bay, Green Bay Harbor Entrance Light, Little Suamico, Bay Shore Park, Pensaukee, Sturgeon Bay, Peshtigo Reef Light, and Sherwood Point Light.
What You Should Do
Residents and mariners in the warning area should move to safe harbor until hazardous weather passes.
Expected Conditions
The severe thunderstorm will bring large hail and wind gusts to 40 knots. It is moving northeast at 40 knots, as indicated by radar.
Timeline
The alert is effective from 7:31 PM CDT on April 13, 2026, and will expire at 9:00 PM CDT on April 13, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,068 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 14, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.