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Home Return to list Small Craft Advisory 0183 Issued by the Baltimore / Washington Forecast Office
Action: New Issued At: 2025-12-19 22:25:06 051 WHUS71 KLWX 200424 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1124 PM EST Fri Dec 19 2025 ANZ535-536-542-200600- /O.CAN.KLWX.GL.W.0030.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0600Z/ Tidal Potomac from Key Bridge to Indian Head MD- Tidal Potomac from Indian Head to Cobb Island MD- Patuxent River to Broomes Island MD- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 15 kt with gusts up to 20 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patuxent River to Broomes Island MD. * WHEN...Until 1 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ530>533-537>541-200900- /O.CAN.KLWX.GL.W.0030.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0900Z/ Chesapeake Bay north of Pooles Island MD- Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Chesapeake Bay from North Beach to Drum Point MD- Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay north of Drum Point MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...Until 4 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ534-543-200900- /O.CAN.KLWX.GL.W.0031.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0900Z/ Chesapeake Bay from Drum Point MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay from Drum Point MD to Smith Point VA and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...Until 4 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: New Issued At: 2025-12-19 22:25:06 051 WHUS71 KLWX 200424 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1124 PM EST Fri Dec 19 2025 ANZ535-536-542-200600- /O.CAN.KLWX.GL.W.0030.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0600Z/ Tidal Potomac from Key Bridge to Indian Head MD- Tidal Potomac from Indian Head to Cobb Island MD- Patuxent River to Broomes Island MD- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 15 kt with gusts up to 20 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patuxent River to Broomes Island MD. * WHEN...Until 1 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ530>533-537>541-200900- /O.CAN.KLWX.GL.W.0030.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0900Z/ 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- Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay north of Drum Point MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...Until 4 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ534-543-200900- /O.CAN.KLWX.GL.W.0031.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0900Z/ Chesapeake Bay from Drum Point MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay from Drum Point MD to Smith Point VA and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...Until 4 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: New Issued At: 2025-12-19 22:25:06 051 WHUS71 KLWX 200424 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1124 PM EST Fri Dec 19 2025 ANZ535-536-542-200600- /O.CAN.KLWX.GL.W.0030.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0600Z/ Tidal Potomac from Key Bridge to Indian Head MD- Tidal Potomac from Indian Head to Cobb Island MD- Patuxent River to Broomes Island MD- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 15 kt with gusts up to 20 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patuxent River to Broomes Island MD. * WHEN...Until 1 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ530>533-537>541-200900- /O.CAN.KLWX.GL.W.0030.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0900Z/ Chesapeake Bay north of Pooles Island MD- Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Chesapeake Bay from North Beach to Drum Point MD- Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay north of Drum Point MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...Until 4 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ534-543-200900- /O.CAN.KLWX.GL.W.0031.000000T0000Z-251220T0600Z/ /O.NEW.KLWX.SC.Y.0183.251220T0424Z-251220T0900Z/ Chesapeake Bay from Drum Point MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1124 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay from Drum Point MD to Smith Point VA and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...Until 4 AM EST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2025-12-20 00:00:08 579 WHUS71 KLWX 200559 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1259 AM EST Sat Dec 20 2025 ANZ535-536-542-200700- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0600Z/ Tidal Potomac from Key Bridge to Indian Head MD- Tidal Potomac from Indian Head to Cobb Island MD- Patuxent River to Broomes Island MD- 1259 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 1 AM EST EARLY THIS MORNING... Winds are diminishing for the following areas... Tidal Potomac from Key Bridge to Indian Head MD... Tidal Potomac from Indian Head to Cobb Island MD... Patuxent River to Broomes Island MD. $$ ANZ530>534-537>541-543-200900- /O.CON.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ 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- Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1259 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST EARLY THIS MORNING... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay main channel north of Smith Point VA, Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, Choptank River to Cambridge MD and the Little Choptank River, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...Until 4 AM EST early this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Expired Issued At: 2025-12-20 00:00:08 579 WHUS71 KLWX 200559 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1259 AM EST Sat Dec 20 2025 ANZ535-536-542-200700- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0600Z/ Tidal Potomac from Key Bridge to Indian Head MD- Tidal Potomac from Indian Head to Cobb Island MD- Patuxent River to Broomes Island MD- 1259 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 1 AM EST EARLY THIS MORNING... Winds are diminishing for the following areas... Tidal Potomac from Key Bridge to Indian Head MD... Tidal Potomac from Indian Head to Cobb Island MD... Patuxent River to Broomes Island MD. $$ ANZ530>534-537>541-543-200900- /O.CON.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ 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- Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1259 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST EARLY THIS MORNING... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay main channel north of Smith Point VA, Tidal Potomac from Cobb Island MD to Smith Point VA, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, Eastern Bay, Choptank River to Cambridge MD and the Little Choptank River, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...Until 4 AM EST early this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Expired Issued At: 2025-12-20 02:57:42 122 WHUS71 KLWX 200857 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 357 AM EST Sat Dec 20 2025 ANZ530>532-537-539>541-201700- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ /O.NEW.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ Chesapeake Bay north of Pooles Island MD- Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Tidal Potomac from Cobb Island MD to Smith Point VA- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... ...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM EST EARLY THIS MORNING... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay north of North Beach MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...From 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ538-201000- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ Patapsco River including Baltimore Harbor- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM EST EARLY THIS MORNING... Winds have diminished for the Patapsco River including Baltimore Harbor. $$ ANZ533-534-543-201700- /O.EXT.KLWX.SC.Y.0183.000000T0000Z-251220T1100Z/ /O.NEW.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ Chesapeake Bay from North Beach to Drum Point MD- Chesapeake Bay from Drum Point MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... * WHAT...For the first Small Craft Advisory, north winds 10 to 15 kt with gusts up to 20 kt. For the second Small Craft Advisory, south winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay from North Beach MD to Smith Point VA, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...For the first Small Craft Advisory, until 6 AM EST early this morning. For the second Small Craft Advisory, from 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Expired Issued At: 2025-12-20 02:57:42 122 WHUS71 KLWX 200857 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 357 AM EST Sat Dec 20 2025 ANZ530>532-537-539>541-201700- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ /O.NEW.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ 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- Tidal Potomac from Cobb Island MD to Smith Point VA- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... ...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM EST EARLY THIS MORNING... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay north of North Beach MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...From 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ538-201000- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ Patapsco River including Baltimore Harbor- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM EST EARLY THIS MORNING... Winds have diminished for the Patapsco River including Baltimore Harbor. $$ ANZ533-534-543-201700- /O.EXT.KLWX.SC.Y.0183.000000T0000Z-251220T1100Z/ /O.NEW.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ Chesapeake Bay from North Beach to Drum Point MD- Chesapeake Bay from Drum Point MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... * WHAT...For the first Small Craft Advisory, north winds 10 to 15 kt with gusts up to 20 kt. For the second Small Craft Advisory, south winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay from North Beach MD to Smith Point VA, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...For the first Small Craft Advisory, until 6 AM EST early this morning. For the second Small Craft Advisory, from 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time Extended Issued At: 2025-12-20 02:57:42 122 WHUS71 KLWX 200857 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 357 AM EST Sat Dec 20 2025 ANZ530>532-537-539>541-201700- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ /O.NEW.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ Chesapeake Bay north of Pooles Island MD- Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Tidal Potomac from Cobb Island MD to Smith Point VA- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... ...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM EST EARLY THIS MORNING... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay north of North Beach MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...From 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ538-201000- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T0900Z/ Patapsco River including Baltimore Harbor- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 AM EST EARLY THIS MORNING... Winds have diminished for the Patapsco River including Baltimore Harbor. $$ ANZ533-534-543-201700- /O.EXT.KLWX.SC.Y.0183.000000T0000Z-251220T1100Z/ /O.NEW.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ Chesapeake Bay from North Beach to Drum Point MD- Chesapeake Bay from Drum Point MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 357 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... * WHAT...For the first Small Craft Advisory, north winds 10 to 15 kt with gusts up to 20 kt. For the second Small Craft Advisory, south winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay from North Beach MD to Smith Point VA, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...For the first Small Craft Advisory, until 6 AM EST early this morning. For the second Small Craft Advisory, from 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Expired Issued At: 2025-12-20 05:02:06 949 WHUS71 KLWX 201101 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 601 AM EST Sat Dec 20 2025 ANZ533-534-543-201915- /O.EXP.KLWX.SC.Y.0183.000000T0000Z-251220T1100Z/ /O.CON.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ Chesapeake Bay from North Beach to Drum Point MD- Chesapeake Bay from Drum Point MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 601 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... ...SMALL CRAFT ADVISORY FOR THIS MORNING HAS EXPIRED... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay from North Beach MD to Smith Point VA, and Tangier Sound and the inland waters surrounding Bloodsworth Island. * WHEN...From 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ ANZ530>532-537-539>541-201915- /O.CON.KLWX.SC.Y.0184.251220T2300Z-251221T1100Z/ Chesapeake Bay north of Pooles Island MD- Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Tidal Potomac from Cobb Island MD to Smith Point VA- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- 601 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST SUNDAY... * WHAT...South winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Chesapeake Bay north of North Beach MD, Tidal Potomac from Cobb Island MD to Smith Point VA, Chester River to Queenstown MD, Eastern Bay, and Choptank River to Cambridge MD and the Little Choptank River. * WHEN...From 6 PM this evening to 6 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||