Global Ensemble Forecast System length of forecast considered accurate (days)2018-09-30T00:00:0010Global Ensemble Forecast System length of forecast considered accurate (days)2019-09-30T00:00:009.89.51.03ExceededGlobal Ensemble Forecast System length of forecast considered accurate (days)2020-09-30T00:00:009.95100.995MetGlobal Ensemble Forecast System length of forecast considered accurate (days)2021-09-30T00:00:0010.46101.046ExceededGlobal Ensemble Forecast System length of forecast considered accurate (days)2022-09-30T00:00:009.9210.050.99MetGlobal Ensemble Forecast System length of forecast considered accurate (days)2023-09-30T00:00:001010.10.99MetGlobal Ensemble Forecast System length of forecast considered accurate (days)2024-09-30T00:00:0010.1Global Ensemble Forecast System length of forecast considered accurate (days)2025-09-30T00:00:0010.1