Expires:202503171915;Remove:202503171915;335410 WHUS56 KMTR 171858 SMWMTR PZZ535-171915- /O.NEW.KMTR.MA.W.0021.250317T1858Z-250317T1915Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service San Francisco CA 1158 AM PDT Mon Mar 17 2025 The National Weather Service in San Francisco has issued a * Special Marine Warning for... Monterey Bay... * Until 1215 PM PDT. * At 1158 AM PDT, a severe thunderstorm capable of producing waterspouts was located 5 NM west of Moss Landing, moving east at 20 knots. HAZARD...Waterspouts and wind gusts to 40 knots. 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... Mainly open waters of Monterey Bay. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until this storm passes. Wind gusts 34 knots or greater, high waves, dangerous lightning, and heavy rain are possible with this storm. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 3680 12179 3675 12181 3673 12181 3676 12194 3689 12194 3692 12185 3685 12181 3682 12179 TIME...MOT...LOC 1858Z 264DEG 21KT 3681 12189 WATERSPOUT...POSSIBLE MAX HAIL SIZE...<.75 IN MAX WIND GUST...40 KTS $$ BKM