Figure 2: An ensemble forecast of temperatures in Cook Strait for the period December 2019-June 2020. 99 individual temperature-forecasts were made (grey-lines) for the period December 2019-May 2020. The black line is the average of the 99 forecasts. The green line illustrates the 1990-2012 monthly average temperatures. The yellow line illustrates the actual water temperatures that were subsequently observed in the forecast region (Greater Cook Strait).
Produced by the Australian Bureau of Meteorology in collaboration with NIWA’s Aquaculture, Coasts and Oceans and Climate centres.