WHUS54 KBRO 090505 SMWBRO GMZ130-150-170-175-090700- /O.NEW.KBRO.MA.W.0052.250509T0505Z-250509T0700Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Brownsville TX 1205 AM CDT Fri May 9 2025 The National Weather Service in Brownsville has issued a * Special Marine Warning for... Coastal waters from Port Mansfield TX to the Rio Grande River out 20 NM... Laguna Madre From the Port Of Brownsville to the Arroyo Colorado... Waters from Baffin Bay to Port Mansfield TX from 20 to 60 NM... Waters from Port Mansfield TX to the Rio Grande River from 20 to 60 NM... * Until 200 AM CDT. * At 1204 AM CDT, severe thunderstorms were located along a line extending from 37 nm southeast of Malaquite Beach to 23 nm east of Laguna Madre to 17 nm northeast of Port Isabel to 7 nm north of South Padre Island, moving southeast at 30 knots. HAZARD...Wind gusts in excess of 50 knots and large hail. SOURCE...Radar. IMPACT...Boats could suffer significant structural damage in high winds and hail. Small craft could capsize in suddenly higher waves. * Locations impacted include... South Padre Island, Queen Isabella Causeway, Port Isabel, and Laguna Vista. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Move to safe harbor immediately as gusty winds and high waves are expected. Boaters should seek safe harbor immediately until these storms pass. Wind gusts in excess of 50 knots, large hail, high waves, dangerous lightning, and heavy rain are possible with these storms. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 2597 9707 2606 9715 2604 9716 2616 9731 2616 9730 2635 9733 2640 9722 2634 9721 2633 9721 2643 9714 2653 9697 2659 9696 2659 9688 2676 9694 2720 9689 2708 9621 2698 9621 2624 9600 2596 9600 TIME...MOT...LOC 0504Z 295DEG 32KT 2707 9673 2649 9686 2631 9702 2624 9721 HAIL...>.75IN WIND...50KTS $$ 64-Katz