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SOURCESIRIForecast DivisionSeasonal Forecast*Precipitation

IRI FD Seasonal_Forecast Precipitation

Precipitation from IRI FD Seasonal_Forecast: Seasonal Tercile Forecasts for probability of normal, abnormal, and extreme precipitation and temperature.

Documents

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Datasets and variables

Dominant Tercile Probability IRI FD Seasonal_Forecast Precipitation dominant[ X Y | L F]
Tercile Probability IRI FD Seasonal_Forecast Precipitation prob[ X Y | C L F]
forecast time IRI FD Seasonal_Forecast Precipitation target_date[ F L |]

Independent Variables (Grids)

Tercile Classes grid: /C (ids) unordered [ (Below_Normal) (Normal) (Above_Normal)] :grid
Month Forecast Issued grid: /F (months since 1960-01-01) ordered [ (Sep 1997) (Dec 1997) (Mar 1998) ... (Nov 2008)] N= 105 pts :grid
Forecast Lead Time in Months grid: /L (months) ordered (1. months) to (4. months) by 1. N= 4 pts :grid
Longitude grid: /X (degree_east) periodic (178.75W) to (178.75E) by 2.5 N= 144 pts :grid
Latitude grid: /Y (degree_north) ordered (88.75N) to (88.75S) by 2.5 N= 72 pts :grid

References

Barnston, A.G., S.J. Mason, L. Goddard, D.G. DeWitt, S.E. Zebiak. 2003. Multimodel Ensembling in Seasonal Climate Forecasting at IRI. Bull. Amer. Met. Soc. 84 (12): 1783-1796.

Last updated: Wed, 19 Nov 2008 02:03:16 GMT
Expires: Tue, 09 Dec 2008 00:00:00 GMT