depression within plains of very low depth” “a 4-04 Events at observing Description of human action or NOTE 1: 4-04 or O (Phase 2) facility natural event at the station or in the free This information may be frequently changing (for example ocean debris impacting buoys). vicinity that may influence the textor an observation URL NOTE 2: The start and end time/date of the event should be included 4-05 Site information Non-formalized information about NOTE: Free text O (Phase 2) the location and its surroundings at and/or which an observation is made and URL(s) that may influence it In hydrology, description and dating of activities occurring in the basin that can affect the observed discharge, e.g., construction of a regulation structure upstream of the gauging location that significantly affects the hydrological regime, inter-basin diversion of water into or from the basin upstream of the gauging location, significant change in consumptive use, surface cover or land use. EXAMPLES: maps, plans, photographs, descriptions and other unique site information that is difficult to express in words or that cannot easily be quantified. 4-06 Surface roughness The Terrain classification in terms of NOTE: 4-06 O (Phase 3) aerodynamic roughness length The Terrain classification (Davenport and Wieringa) as mentioned in WMO-No. 8, 2008, Updated 2010, to Chapter 5 4-07 Climate zone The Köppen climate classification of The Köppen-Geiger climate classification scheme divides climates into five main groups (A, B, C, D, E), 4-07 O (Phase 3) the region where the observing each having several types and subtypes. facility is located
“a depression within plains of very low depth” 4-04 Events at observing facility Description of human action or natural event at the station or in the vicinity that may influence the observation NOTE 1: This information may be frequently changing (for example ocean debris impacting buoys). NOTE 2: The start and end time/date of the event should be included 4-04 or free textor an URL O (Phase 2) 4-05 Site information Non-formalized information about the location and its surroundings at which an observation is made and that may influence it NOTE: In hydrology, description and dating of activities occurring in the basin that can affect the observed discharge, e.g., construction of a regulation structure upstream of the gauging location that significantly affects the hydrological regime, inter-basin diversion of water into or from the basin upstream of the gauging location, significant change in consumptive use, surface cover or land use. EXAMPLES: maps, plans, photographs, descriptions and other unique site information that is difficult to express in words or that cannot easily be quantified. Free text and/or URL(s) O (Phase 2) 4-06 Surface roughness The Terrain classification in terms of aerodynamic roughness length NOTE: The Terrain classification (Davenport and Wieringa) as mentioned in WMO-No. 8, 2008, Updated 2010, to Chapter 5 4-06 O (Phase 3) 4-07 Climate zone The Köppen climate classification of the region where the observing facility is located The Köppen-Geiger climate classification scheme divides climates into five main groups (A, B, C, D, E), each having several types and subtypes. 4-07 O (Phase 3)
CBS-16-d03-1(1)-MANUAL-ON-WIGOS-ANNEX-approved_en.docx