Hydrological forecasts are produced by forcing meteorological forecasts through a hydrological model or conceptual algorithm. In EFAS, meteorological forecasts from different numerical weather prediction systems are used for different forecasting ranges
| Product |
Forecast Name |
Provider | EFAS acronym |
Maximum lead time |
N. of Ensembles |
Spatial Resolution |
| Flash flood | COSMO |
5 days |
20 |
~ 7 km |
||
| Flash flood | Opera nowcasting | UPC | Opera |
4 hours |
1 |
~ 2 km |
| Medium range | DWD | Det. DWD |
3 days |
1 |
~ 6.5 km |
|
| Medium range | ICON* | DWD | Det. DWD |
7 days |
1 |
~ 13 km |
| Medium range | COSMO-LEPS | COSMO | 5 days | 20 | ~ 7 km | |
| Medium range | HRES | ECMWF | ECMWF-DET | 10 days | 1 | ~ 9 km |
| Medium range | ENS | ECMWF | ECMWF-ENS | 15 days | 51 | ~ 18 km |
| Seasonal outlook | SEAS5 | ECMWF | SEAS5 | 8 weeks | 51 | ~ 36 km |
* Det. DWD forecasts use the COSMO-EU model for the first 3 days, then the ICON model for days 4-7.
