Special Marine Warning Issued for Chesapeake Bay and Patapsco River Areas
This alert is no longer in effect.
NOAA issued it on April 15, 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 is in effect for Chesapeake Bay north of Pooles Island MD and other areas until 11:15 PM EDT, with strong thunderstorms and wind gusts of 34 knots or greater.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Chesapeake Bay Region
- Issued
- April 15, 2026
- Issuing authority
- NWS Baltimore MD/Washington DC
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 Chesapeake Bay Region.
Special Marine Warning in Chesapeake Bay Region
Alert Details
This Special Marine Warning was issued by the National Weather Service (NWS) Baltimore MD/Washington DC. It is effective from 9:39 PM EDT on April 14, 2026.
Affected Areas
The warning affects the following regions: Chesapeake Bay north of Pooles Island MD, Chesapeake Bay from Pooles Island to Sandy Point MD, Patapsco River including Baltimore Harbor, and Chester River to Queenstown MD. Specific locations impacted include Fort Smallwood State Park, Turkey Point, North Point State Park, Hart Miller Island, Rock Hall, Bodkin Point, Tolchester Beach, Worton Point, Pooles Island, Spesutie Island, Gunpowder River, Northeast River, Sevenfoot Knoll, Havre De Grace, and Aberdeen Proving Ground.
What You Should Do
Move to safe harbor until hazardous weather passes.
Expected Conditions
Strong thunderstorms with wind gusts of 34 knots or greater are expected.
Timeline
The alert is effective from 9:39 PM EDT on April 14, 2026, and expires at 11:15 PM EDT on April 14, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
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 (1,058 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 15, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.