Tropical cyclone forecast error charts - northern hemisphere

The graphs below show a variety of measures of forecast errors and forecast skill for the Met Office global model forecasts of tropical cyclones in the northern hemisphere.

For those not familiar with the types of error statistics used in tropical cyclone forecast assessment and their sign conventions a diagrammatic explanation is available.

Northern hemisphere forecast positional errors .

Northern hemisphere 5-year running mean forecast positional errors .

Northern hemisphere track forecast skill .

Northern hemisphere 5-year running mean track forecast skill .

Northern hemisphere cross-track forecast errors .

Northern hemisphere along-track forecast errors .

Northern hemisphere intensity skill scores .

Northern hemisphere 3-year running mean intensity skill scores .

Last updated: 11 January 2013