weirweir flowwell capture zonewell constructionwell efficiencywell evacuationwell floodwell gradedwell loggingwell losswell pointwell sortedweppweqwesterlieswet and dry bulbwet bulb temperaturewet buld temperturewet bull thermomterwet daywet sieving wet sieving analysiswet snowwet spellwetlandswetness indexwetted perimeterwettingwetting agent = surfactantwhirl vortexwhirlpoolwhirlwindwhite dewwhite water siphonwide crested measuring weirwidthwidth functionwidth function instantaneous unit hydrograph (wfiwild flooding methodwildernesswiliting coefficientwiliting percentagewiliting pointwilly willywilting rangewindwind aloftwind conewind directionwind direction standard symbolwind erosion