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Status on | Time range (forecasts and hindcasts) | Resolution of model | Forecast initial conditions | Forecast ensemble size | Hindcast initial conditions | Hindcasts ensemble size | Hindcast period | Hindcast |
|---|---|---|---|---|---|---|---|---|
| ECMWF (ecmf) | 215 days | TCO319/L91 Dynamics:TCO319 cubic octahedral grid Physics: O320 Gaussian grid (36 km) 91 levels in vertical, to 0.01hPa (80km) | 1st of month | 51 members | 1st of month | 25 | 1981-2016 | fixed |
| UKMO (egrr) | 215 days | N216/L85 0.83° x 0.56° (~ 60km in mid-latitudes) 85 levels in vertical, to 85km | each day of month | 2 members/day | 1st, 9th, 17th, 25th of month | 7 members/start time | 1993-2016 | on-the-fly(1) |
| Météo-France (lfpw) | 215 days | TL359/L91 (0.5°) 91 levels in vertical, to 0.01hPa | last and penultimate Thursday of previous month 1st of month | 25 members each 1 member | last and penultimate Thursday of previous month 1st of month | 12 members each 1 member | 1993-2016 | fixed |
| DWD (edzw) | 6 calendar months | T127 (~100 km) 95 levels in vertical, to 0.1hPa | 1st of month | 50 members | 1st of month | 30 members | 1993-2017 | fixed |
| CMCC (cmcc) | 6 calendar months | approx 1° lat-long 46 levels in vertical, to 0.2hPa | 1st of month | 50 members | 1st of month | 40 members | 1993-2016 | fixed |
NCEP | 215 days | T128/L64 (~ 1°) 64 levels in vertical, to 0.02hPa | each day of month | 4 members/day at 00, 06, 12 and 18 | every 5 days (2) | 4 members/start date | 1993-2016 | fixed |
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