map of south california coast

Yahoo: California's coastal ocean is seeing a rare trend - and what happens next could be critical A record-setting marine heat wave has formed off Southern California, and the next few weeks may determine whether it fades or deepens into summer. California's coastal ocean is seeing a rare trend - and what happens next could be critical Morning Overview on MSN: Record-warm waters off Southern California raise marine heat wave fears A large marine heatwave is gripping the California Current system, pushing sea surface temperatures across Southern California waters well above seasonal norms and drawing comparisons to some of the ...