192 FZUS71 KLWX 181445 MWSLWX Marine Weather Statement National Weather Service Baltimore MD/Washington DC 1045 AM EDT Sun Oct 18 2026 ANZ536-181700- Tidal Potomac from Indian Head to Cobb Island MD- 1045 AM EDT Sun Oct 18 2026 ...BRIEF GUSTY WINDS... Northeasterly winds may gust up to 20 knots at times through 1 PM this afternoon on the Potomac River from Indian Head to Cobb Island, especially downstream of the US Route 301 bridge. Mariners, especially those in small craft, should use caution and be prepared for locally higher winds and waves. $$