Special Marine Warning for Tidal Potomac from Key Bridge to Indian Head MD
Official alert fields
What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
For the following areas... Tidal Potomac from Key Bridge to Indian Head MD... At 441 PM EDT, a front was located along a line extending from 8 nm northwest of Alexandria to Tidal Basin to 8 nm east of Reagan National Airport, moving northeast at 25 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar...
What the bulletin says to do
Move to safe harbor immediately as gusty winds and high waves are expected.
Full official description
Bulletin details
For the following areas... Tidal Potomac from Key Bridge to Indian Head MD... At 441 PM EDT, a front was located along a line extending from 8 nm northwest of Alexandria to Tidal Basin to 8 nm east of Reagan National Airport, moving northeast at 25 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. Locations impacted include... Tidal Basin, Fort Washington, Reagan National Airport, Woodrow Wilson Bridge, Key Bridge, Fort Hunt, National Harbor, and Alexandria.
Lifecycle record
Official revisions
- Update
Special Marine Warning issued July 21 at 4:41PM EDT until July 21 at 5:15PM EDT by NWS Baltimore MD/Washington DC
Official revision - Update
Special Marine Warning issued July 21 at 4:23PM EDT until July 21 at 5:15PM EDT by NWS Baltimore MD/Washington DC
Official revision - Alert
Special Marine Warning issued July 21 at 3:45PM EDT until July 21 at 5:15PM EDT by NWS Baltimore MD/Washington DC
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Baltimore MD/Washington DC. This page reorganizes official fields and does not add a forecast or expand the affected area.
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