973 FZUS71 KLWX 230300 MWSLWX Marine Weather Statement National Weather Service Baltimore MD/Washington DC 1100 PM EDT Sat Aug 22 2026 ANZ536-230400- 1100 PM EDT Sat Aug 22 2026 ...A LINE OF STRONG THUNDERSTORMS OVER THE WATERS... The areas affected include... Tidal Potomac from Indian Head to Cobb Island MD... At 1059 PM EDT, Doppler radar indicated a line of strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorm were located over the Potomac River from near Quantico to near Cobb Island, moving northeast at 25 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, lightning strikes, and heavy downpours. Boaters should seek safe harbor immediately until this storm passes. && LAT...LON 3844 7733 3846 7724 3839 7723 3846 7701 3835 7696 3827 7684 3825 7684 3826 7686 3817 7686 3821 7695 3826 7696 3828 7698 3827 7700 3830 7703 3838 7706 3833 7717 3833 7729 3841 7733 $$ KR  369 FZUS72 KCHS 230307 MWSCHS Marine Weather Statement National Weather Service Charleston SC 1107 PM EDT Sat Aug 22 2026 AMZ362-364-382-384-230400- /O.CON.KCHS.MA.W.0107.000000T0000Z-260823T0400Z/ 1107 PM EDT Sat Aug 22 2026 ...SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT... For the following areas... Waters from Edisto Beach SC to Savannah GA out 60 NM... Waters from Savannah GA to Altamaha Sound GA out 60 NM... At 1107 PM EDT, strong thunderstorms were located along a line from 9 NM southeast of Edisto Offshore Reef to near Sea Buoy 2w, moving south at 15 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Dredge Henry, Buoy L, R7 Tower, Latex Barge, Sayler Barge, Tug Delta Diamond, Tug Senasqua, Hilton Head Reef, Betsy Ross Reef, Tug Matt Turecamo, C C A Buoy, Beaufort 45 Feet Reef, 110 Degree Olympic Buoy, Sailboat Jupiter and Motherlode Barge. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3173 8112 3175 8116 3176 8112 3181 8108 3182 8109 3189 8101 3189 8100 3191 8098 3191 8099 3217 8074 3221 8071 3224 8053 3198 7967 3140 8048 TIME...MOT...LOC 0217Z 340DEG 17KT 3234 7986 3205 8046 3203 8093 MAX HAIL SIZE...0.00 IN MAX WIND GUST...40 KTS $$ ETM  036 FZUS76 KMTR 230316 MWSMTR Marine Weather Statement National Weather Service San Francisco CA 816 PM PDT Sat Aug 22 2026 PZZ565-231600- Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM- 816 PM PDT Sat Aug 22 2026 Smoke from the Timber Fire along the Big Sur coastline may cause reductions to visibility, particularly during the overnight hours as the marine inversion settles in. Visibility may drop as low as 2 statute miles and gradually improve by late Sunday morning. $$  302 FZUS71 KAKQ 230326 MWSAKQ Marine Weather Statement National Weather Service Wakefield VA 1126 PM EDT Sat Aug 22 2026 ANZ630-230415- /O.CON.KAKQ.MA.W.0201.000000T0000Z-260823T0415Z/ 1126 PM EDT Sat Aug 22 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1215 AM EDT... For the following areas... Chesapeake Bay from Smith Point to Windmill Point VA... At 1126 PM EDT, severe thunderstorms capable of producing waterspouts were located along a line extending from near Tangier Island to 8 nm southeast of Lower Bernard Island, moving northeast at 20 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Onancock Inlet, Lower Bernard Island, Nandua Pungoteague Reef, Watts Island, Tangier Island, Anglers Reef, and Crisfield. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3801 7571 3796 7559 3791 7560 3767 7579 3765 7607 3792 7603 3790 7603 3790 7591 3792 7589 3792 7590 3795 7589 3796 7586 3798 7586 3797 7589 3798 7588 3802 7575 TIME...MOT...LOC 0326Z 246DEG 20KT 3789 7594 3779 7561 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ Zimmerman  128 FZUS72 KCHS 230357 MWSCHS Marine Weather Statement National Weather Service Charleston SC 1157 PM EDT Sat Aug 22 2026 AMZ362-364-382-384-230407- /O.EXP.KCHS.MA.W.0107.000000T0000Z-260823T0400Z/ 1157 PM EDT Sat Aug 22 2026 ...SPECIAL MARINE WARNING WILL EXPIRE AT MIDNIGHT EDT... The affected areas were... Waters from Edisto Beach SC to Savannah GA out 60 NM... Waters from Savannah GA to Altamaha Sound GA out 60 NM... The thunderstorms have weakened and no longer pose a significant threat to boaters. && LAT...LON 3173 8112 3175 8116 3176 8112 3181 8108 3182 8109 3189 8101 3189 8100 3191 8098 3191 8099 3217 8074 3221 8071 3224 8053 3198 7967 3140 8048 TIME...MOT...LOC 0307Z 340DEG 17KT 3212 7976 3183 8037 3180 8083 $$ ETM