Special Marine Warning for Chesapeake Bay Areas Until 2:15 PM EDT

Source: NOAA · Chesapeake Bay, Maryland

If you are in immediate danger, call emergency services now.

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NWS Baltimore MD/Washington DC issued a Special Marine Warning for Chesapeake Bay zones and Patapsco River until 2:15 PM EDT due to severe thunderstorms with wind gusts over 48 knots.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Chesapeake Bay, Maryland
Issued
September 2, 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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

Special Marine Warning issued by NWS Baltimore MD/Washington DC. Effective from 12:41 PM EDT on September 2, 2026, until 2:15 PM EDT on September 2, 2026.

Affected Areas

Chesapeake Bay north of Pooles Island MD; Chesapeake Bay from Pooles Island to Sandy Point MD; Patapsco River including Baltimore Harbor; Chester River to Queenstown MD. Locations impacted include Fort Smallwood State Park, Pinehurst, Turkey Point, Aberdeen Proving Ground, North Point State Park, Magothy River, Hart Miller Island, Rock Hall, Dobbins Island, Gibson Island, Bodkin Point, Tolchester Beach, Pooles Island, Spesutie Island, Love Point, Gunpowder River, Sandy Point State Park, Baltimore Light, Northeast River, and Sevenfoot Knoll.

What You Should Do

Move to safe harbor immediately as gusty winds and high waves are expected.

Expected Conditions

Severe thunderstorms located along a line extending from 16 nm north of Havre De Grace to 13 nm northwest of Middle River to 26 nm northwest of Back River, moving southeast at 40 knots. Hazard includes wind gusts in excess of 48 knots. Boaters could easily be thrown overboard by suddenly higher wind and waves capsizing their vessel. Boats could suffer significant damage in high winds.

Timeline

Alert effective September 2, 2026, from 12:41 PM EDT until 2:15 PM EDT.

Original source: NOAA Official Notice ↗

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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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Baltimore MD/Washington DC issued a Special Marine Warning for Chesapeake Bay zones and Patapsco River until 2:15 PM EDT due to severe thunderstorms with wind gusts over 48 knots.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Chesapeake Bay, Maryland. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.