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Weather Forecasting on ERA5 1.5° (2020 test)

606.84Z500 RMSENEURALGCM ENS (50)
599.0036651.8993704.795757.6907Apr 6, 2026

Evaluation results

MethodLinks
NEURALGCM ENS (50)Resolution (RES.)=1.4º, Forecast Step (STEP)=12H, Inference time per step (S/STEP)=7.422026.04606.842.7561,374.24.834.852—
ARCHESWEATHERGEN (MEAN)Resolution (RES.)=1.5º, Forecast Step (STEP)=24H, Inference time per step (S/STEP)=0.992026.04610.362.7551,373.74.834.848567.15
MOSAIC (MEAN)Resolution (RES.)=1.5º, Forecast Step (STEP)=24H, Inference time per step (S/STEP)=0.052026.04624.082.7781,358.14.884.897576.44
STORMER ENS (MEAN)Resolution (RES.)=1.4º, Forecast Step (STEP)=24H, Inference time per step (S/STEP)=0.062026.04665.883.0011,445.45.1985.137619.89
ARCHESWEATHER-MX4Resolution (RES.)=1.5º, Forecast Step (STEP)=24H, Inference time per step (S/STEP)=0.062026.04693.563.1171,541.15.4135.431641.08
KEISLERResolution (RES.)=1º, Forecast Step (STEP)=6H2026.04787.013.5591,659.56.1066.121—
IFS HRESResolution (RES.)=0.1º, Forecast Step (STEP)=1H2026.04802.753.6541,8486.466.53748.68