989 

WHUS51 KLWX 092047

SMWLWX

ANZ536-092145-

/O.NEW.KLWX.MA.W.0130.260709T2047Z-260709T2145Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Special Marine Warning

National Weather Service Baltimore MD/Washington DC

447 PM EDT Thu Jul 9 2026



The National Weather Service in Sterling Virginia has issued a



* Special Marine Warning for...

  Tidal Potomac from Indian Head to Cobb Island MD...



* Until 545 PM EDT.



* At 447 PM EDT, a severe thunderstorm capable of producing damaging 

  winds and possibly a waterspout was located 10 miles west of Aquia 

  Creek, moving east at 15 knots.



  HAZARD...Wind gusts 34 knots or greater and waterspouts.



  SOURCE...Radar indicated.



  IMPACT...Boaters in small craft could be thrown overboard by 

           suddenly higher winds and waves capsizing their vessel. 

           Waterspouts can easily overturn boats and create locally 

           hazardous seas.



* Locations impacted include...

  Potomac Creek, Maryland Point, Widewater, Brent Point, and Fairview

  Beach.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Thunderstorms can produce sudden waterspouts. Waterspouts can easily

overturn boats and create locally hazardous seas. Seek safe harbor

immediately.



&&



LAT...LON 3850 7733 3852 7731 3852 7723 3851 7724

      3839 7723 3842 7713 3834 7714 3833 7718

      3833 7730 3841 7733

TIME...MOT...LOC 2047Z 267DEG 17KT 3845 7755 



WATERSPOUT...POSSIBLE

HAIL...0.00IN

WIND...>34KTS



$$



CS






153 

WHUS51 KLWX 092053

SMWLWX

ANZ530-531-538-539-092200-

/O.NEW.KLWX.MA.W.0131.260709T2053Z-260709T2200Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Special Marine Warning

National Weather Service Baltimore MD/Washington DC

453 PM EDT Thu Jul 9 2026



The National Weather Service in Sterling Virginia has issued a



* Special Marine Warning for...

  Chesapeake Bay from Pooles Island to Sandy Point MD...

  Chesapeake Bay north of Pooles Island MD...

  Chester River to Queenstown MD...

  Patapsco River including Baltimore Harbor...



* Until 600 PM EDT.



* At 452 PM EDT, a strong thunderstorm was located over Fort

  Smallwood State Park, moving east at 15 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...

  Fort Smallwood State Park, Love Point, Pinehurst, North Point State

  Park, Hart Miller Island, Magothy River, Baltimore Light, Gibson

  Island, Bodkin Point, Tolchester Beach, Pooles Island, and

  Sevenfoot Knoll.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Move to safe harbor immediately as gusty winds and high waves are

expected.



&&



LAT...LON 3927 7620 3926 7622 3915 7628 3913 7625

      3909 7623 3903 7624 3902 7623 3902 7630

      3904 7630 3901 7632 3902 7641 3904 7644

      3905 7646 3913 7645 3922 7659 3926 7655

      3922 7649 3923 7643 3928 7641 3932 7637

TIME...MOT...LOC 2052Z 264DEG 14KT 3914 7651 



HAIL...0.00IN

WIND...>34KTS



$$



KR






295 

WHUS51 KLWX 092056

SMWLWX

ANZ531-538-539-092200-

/O.NEW.KLWX.MA.W.0132.260709T2056Z-260709T2200Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Special Marine Warning

National Weather Service Baltimore MD/Washington DC

456 PM EDT Thu Jul 9 2026



The National Weather Service in Sterling Virginia has issued a



* Special Marine Warning for...

  Chesapeake Bay from Pooles Island to Sandy Point MD...

  Chester River to Queenstown MD...

  Patapsco River including Baltimore Harbor...



* Until 600 PM EDT.



* At 456 PM EDT, strong thunderstorms were located along a line

  extending from near North Point State Park to Fort Smallwood State

  Park to Dobbins Island, moving east at 15 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...

  Fort Smallwood State Park, Pinehurst, North Point State Park, Hart

  Miller Island, Magothy River, Baltimore Light, Gibson Island,

  Bodkin Point, Tolchester Beach, and Sevenfoot Knoll.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



&&



LAT...LON 3920 7625 3917 7627 3915 7628 3914 7627

      3913 7625 3909 7623 3906 7623 3904 7644

      3905 7646 3913 7645 3920 7656 3924 7656

      3924 7652 3922 7649 3922 7644 3923 7643

      3925 7642 3926 7622

TIME...MOT...LOC 2056Z 257DEG 17KT 3921 7651 3916 7648 3910 7649 



HAIL...0.00IN

WIND...>34KTS



$$



CS