1. The degree to which a forecast accurately represents or predicts future conditions; the reliability and accuracy of a prediction
The forecast validity was questioned after the model failed to predict the market downturn.
A validade da previsão foi questionada após o modelo não conseguir prever a queda do mercado.
2. In meteorology and climate science, the extent to which weather or climate forecasts can be trusted and used for decision-making
Improving forecast validity requires better data collection and more sophisticated modeling techniques.
Melhorar a validade da previsão requer melhor coleta de dados e técnicas de modelagem mais sofisticadas.
3. The time period or conditions during which a forecast remains accurate and applicable
The forecast validity extends only five days into the future due to atmospheric unpredictability.
A validade da previsão se estende apenas cinco dias no futuro devido à imprevisibilidade atmosférica.