UK waters could reach 5C warmer during marine heatwaveTo play this video you need to enable JavaScript in your browser.This video can not be playedUK waters could reach 5C warmer during marine heatwaveCloseMore on the climate.SubsectionClimatePublished7 JulyShareclose panelShare pageCopy linkAbout sharingRelated topicsClimateFollow Climateclose panelYou are now following ClimateUpdates from your News topics will appear in My News and in a collection on the News homepage.Read description