Special Marine Warning Issued for Chesapeake Bay and Maryland Rivers
This alert is no longer in effect.
NOAA issued it on July 7, 2026, 6 weeks 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.
NWS Baltimore MD/Washington DC has issued a Special Marine Warning for strong thunderstorms with wind gusts 34 knots or greater until 10:00 PM EDT.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Chesapeake Bay and Maryland Rivers
- Issued
- July 7, 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 6 weeks ago; use the issuing agency's live warning service for current conditions in Chesapeake Bay and Maryland Rivers.
Alert Details
Special Marine Warning issued by NWS Baltimore MD/Washington DC. Effective from June 11 at 8:07 PM EDT until June 11 at 10:00 PM EDT.
Affected Areas
Chesapeake Bay from North Beach to Drum Point MD; Choptank River to Cambridge MD and the Little Choptank River; Patuxent River to Broomes Island MD. Locations impacted include Choptank River, Greenwell State Park, Saint Leonard Creek, Knapps Narrows Bridge, Tilghman Island, Blackwalnut Point, Dares Beach, James Island, Calvert Cliffs, Flag Harbor, North Beach, Drum Point, and Taylors Island.
What You Should Do
Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. Report severe weather to the Coast Guard or the National Weather Service.
Expected Conditions
At 8:07 PM EDT, strong thunderstorms were located along a line extending from 11 nm north of Key Bridge to Leesylvania State Park, moving northeast at 50 knots. Hazard: Wind gusts 34 knots or greater. Source: Radar indicated. Impact: Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel.
Timeline
Alert effective June 11 at 8:07 PM EDT and expires June 11 at 10:00 PM EDT.
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 (1,265 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 7, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.