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Contenuto archiviato il 2019-03-15

DEVELOPMENT OF SEASONAL PREDICTION TECHNIQUES USING ATMOSPHERIC AND OCEANIC MODELS

Obiettivo



1. A NUMERICAL PREDICTION MODEL, WHICH HAS ALREADY BEEN DEVELOPED TO UNDERTAKE CLIMATE STUDIES AND MONTHLY FORECASTING WILL BE USED TO STUDY THE RESPONSE OF THE ATMOSPHERE TO ANOMALIES IN SEA SURFACE TEMPERATURE. THE EFFECTS OF ANOMALIES IN SEA ICE, CONTINENTAL SOIL MOISTURE AND SNOW COVER MAY ALSO BE STUDIED. RESULTS OF SUCH EXPERIMENTS HAVE ALREADY INDICATED THE IMPORTANT ROLE OF SEA TEMPERATURE IN THE TROPICS.

2. THE PERSISTANCE OF ANOMALIES IN SURFACE CONDITIONS WILL BE INVESTIGATED, IN ORDER TO EVALUATE WHETHER AN ATMOSPHERIC MODEL ALONE CAN BE USED TO PREDICT A SEASON AHEAD WITHOUT THE USE OF OCEAN AND SEA-ICE MODELS.

3. FOLLOWING THE RESULTS OF STAGE 2 ABOVE, THE PREDICTIVE ABILITY OF ATMOSPHERIC MODELS OVER PERIODS OF ABOUT A SEASON WILL BE INVESTIGATED.

4. THE COUPLED 3-DIMENSIONAL SEA-ICE ATMOSPHERIC MODEL DEVELOPED IN THE METEOROLOGICAL OFFICE WILL BE USED IN AN ATTEMPT TO MAKE PREDICTIONS OVER TIME-SCALES OF ABOUT A YEAR.

THE NUMERICAL MODELS THAT WILL BE USED IN STAGES 1 AND ABOVE HAVE ALREADY BEEN DEVELOPED AND TESTED EXTENSIVELY OVER A NUMBER OF YEARS.

PARTICULAR ATTENTION WILL BE GIVEN TO DEVELOPING PREDICTION TECHNIQUES APPLICABLE TO WESTERN EUROPE.

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Meteorological Office
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London Road
RG12 2SZ Bracknell
Regno Unito

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