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🏛 Official alert Special Marine Warning Weather & disasters Serious

Special Marine Warning

N Issued by NWS Baltimore MD/Washington DC ⏳ In force until Fri 13 Nov, 03:15 📍 Choptank River to Cambridge MD and the Little Choptank River (approximate) 🕑 2 h ago
🌐 Translate: ·

SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Choptank River to Cambridge MD and the Little Choptank River... * Until 715 PM EST. * At 627 PM EST, a shower was located near Knapps Narrows Bridge, moving east at 30 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Black Walnut Harbor weather station reported a 34 knot gust. IMPACT...Bo…

🗃 Archived report - it is no longer on the live map. Pages are kept for 30 days.

📡 CAP alert details

Common Alerting Protocol
Official alert linked ▾
⚠
SeveritySevere
⏱
UrgencyImmediate
❓
CertaintyLikely
EventSpecial Marine Warning
Response typeAvoid
CategoryMet
Affected areaChoptank River to Cambridge MD and the Little Choptank River
Issuing authorityNWS Baltimore MD/Washington DC
ContactNot supplied

🕓 Alert timing · EAT

Sent2026-11-12T18:27:00-05:00
Effective2026-11-12T18:27:00-05:00
Onset2026-11-12T18:27:00-05:00
Expires2026-11-12T19:15:00-05:00

📋 Official instructions

Move to safe harbor until hazardous weather passes.

📄 Message details

Alert identifierurn:oid:2.49.0.1.840.0.a8a22d72688549da828eee503d4296f553bdda99.001.1
Message typeAlert
Senderw-nws.webmaster@noaa.gov
ScopePublic
CAP statusActual
Related messagesNot supplied
ⓘ CAP fields populate when an official alert is linked.

🛡 Safety advice

General guidance for this type of incident - not official instructions.
  • Move to safe harbor until hazardous weather passes.
  • Stay aware of your surroundings in this area.
  • Follow official updates from the police and local authorities.
  • In an emergency call 112 (police) or 112 (ambulance), or request help through Jilinde.

📰 Story summary

From the report shown in the feed:
  • SMWLWX The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for...
  • Choptank River to Cambridge MD and the Little Choptank River...
  • * Until 715 PM EST.
  • * At 627 PM EST, a shower was located near Knapps Narrows Bridge, moving east at 30 knots.
  • HAZARD...Wind gusts 34 knots or greater.
  • SOURCE...Black Walnut Harbor weather station reported a 34 knot gust.
  • IMPACT...Bo…
ⓘ News summary · read the original report for full context.

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