Table 2: Skill scores for forecasts and trend extrapolation.

TemperaturePrecipitation
CPC Trend Comb CPC Trend Comb

ISS 0.0241 0.0402 0.0461 0.0047 0.0130 0.0159
RISS 0.1341 0.2518 0.3506 0.0012 0.0523 0.0505
BSS 0.0274 0.0458 0.0529 0.0053 0.0152 0.0185
RPSS 0.0407 0.0725 0.0825 0.0080 0.0226 0.0276
HSS 0.2163 0.3705 0.3714 0.0895 0.2980 0.3071