First published Oct 16, 2026, 11:00:16 PM UTC · Last updated Oct 16, 2026, 11:00:16 PM UTC

NWS issues Special Marine Warning for severe thunderstorms and 34-knot winds on the Tidal Potomac

A National Weather Service warning described strong thunderstorms and possible wind gusts of at least 34 knots on the Tidal Potomac, valid until 8:15 p.m. EDT. Boaters were instructed to move to safe harbor until the hazardous weather passed.

Why it matters

The warning identified a risk to small-craft occupants and directed boaters to seek safe harbor.

Location

Categories: severe-weather-and-natural-disasters

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 2/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 4/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 2/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 9/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Special Marine Warning issued October 16 at 6:22PM EDT until October 16 at 8:15PM EDT by NWS Baltimore MD/Washington DC

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