


Marine Weather Message
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
669 WHUS71 KLWX 072003 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 403 PM EDT Tue Oct 7 2025 ANZ535-536-080415- /O.EXT.KLWX.SC.Y.0140.000000T0000Z-251007T2300Z/ /O.NEW.KLWX.SC.Y.0141.251008T1200Z-251009T0400Z/ Tidal Potomac from Key Bridge to Indian Head MD- Tidal Potomac from Indian Head to Cobb Island MD- 403 PM EDT Tue Oct 7 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM WEDNESDAY TO MIDNIGHT EDT WEDNESDAY NIGHT... * WHAT...For the first Small Craft Advisory, south winds 10 to 15 kt with gusts up to 20 kt. For the second Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 25 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD. * WHEN...For the first Small Craft Advisory, until 7 PM EDT this evening. For the second Small Craft Advisory, from 8 AM Wednesday to midnight EDT Wednesday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ530>534-539>541-080415- /O.EXT.KLWX.SC.Y.0139.000000T0000Z-251009T0400Z/ Chesapeake Bay north of Pooles Island MD- Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Chesapeake Bay from North Beach to Drum Point MD- Chesapeake Bay from Drum Point MD to Smith Point VA- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 403 PM EDT Tue Oct 7 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EDT WEDNESDAY NIGHT... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 4 ft, becoming northwest mid to late Wednesday morning. * WHERE...Chesapeake Bay main channel north of Smith Point VA, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...Until midnight EDT Wednesday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ537-538-542-543-080415- /O.EXT.KLWX.SC.Y.0140.000000T0000Z-251009T0400Z/ Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Patuxent River to Broomes Island MD- Tangier Sound and the inland waters surrounding Bloodsworth Island- 403 PM EDT Tue Oct 7 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EDT WEDNESDAY NIGHT... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt, becoming northwest mid to late Wednesday morning. * WHERE...Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Patuxent River to Broomes Island MD, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...Until midnight EDT Wednesday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ DHOF