890 FZUS72 KCHS 280827 MWSCHS Marine Weather Statement National Weather Service Charleston SC 427 AM EDT Mon Apr 28 2025 AMZ354-280915- 427 AM EDT Mon Apr 28 2025 ...THUNDERSTORMS WITH GUSTY WINDS AND TORRENTIAL RAINFALL DEVELOPING OVER ALTAMAHA SOUND... The areas affected include... Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary... * At 427 AM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These strong thunderstorms were located along a line from 11 NM northwest of Altamaha Sound to over Altamaha Sound, moving northeast at 5 knots. Locations impacted include... Altamaha Sound. 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 these storms pass. && LAT...LON 3131 8144 3133 8144 3133 8145 3136 8146 3139 8145 3139 8142 3142 8141 3146 8133 3138 8116 3128 8125 3128 8134 3129 8133 3130 8136 3129 8137 3130 8137 3128 8138 3128 8137 3127 8138 $$ ST