ECMWF's operational AI model (AIFS) verified against physics-based models (ECMWF IFS, NOAA GFS)
with ERA5 reanalysis as ground truth — standard skill metrics plus physical-consistency diagnostics.
Data via Open-Meteo.
Skill scoreboard
verifying against ERA5 reanalysis…
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Forecast vs. what actually happened
hourly series · UTC
Physical-consistency checks — AIFS
process-level sanity diagnostics on the AI model's live 7-day forecast