Special Marine Warning Issued for Chesapeake Bay Areas
This alert is no longer in effect.
NOAA issued it on August 18, 2026, 5 days 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 Chesapeake Bay from Drum Point MD to Smith Point VA and Tangier Sound until 10:45 PM EDT.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Chesapeake Bay, Maryland/Virginia
- Issued
- August 18, 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 5 days ago; use the issuing agency's live warning service for current conditions in Chesapeake Bay, Maryland/Virginia.
Alert Details
Special Marine Warning issued by NWS Baltimore MD/Washington DC. Effective from August 17, 2026 at 10:12 PM EDT until August 17, 2026 at 10:45 PM EDT.
Affected Areas
Chesapeake Bay from Drum Point MD to Smith Point VA; Tangier Sound and the inland waters surrounding Bloodsworth Island. Locations impacted include Ewell, Tangier Sound, Smith Island, Southwest Middle Grounds, Deal Island, and Crisfield.
What You Should Do
Move to safe harbor until hazardous weather passes.
Expected Conditions
Strong thunderstorms located along a line extending from Raccoon Point to near Smith Island to near Smith Point, moving southeast at 30 knots. Hazard includes wind gusts 34 knots or greater.
Timeline
Alert in effect from 10:12 PM EDT to 10:45 PM EDT on August 17, 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 (802 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 18, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.