The least accurate forecast method of predicting the weather two days into the future during changeable weather conditions is usually the
A) trend method.
B) persistence forecast.
C) analogue method.
D) prediction by weather types.
E) numerical weather prediction.

Question

Quizplus · Accepted Answer

The persistence forecast is based on the assumption that conditions will remain the same as the current conditions. However, during changeable weather conditions, this method is not very accurate as conditions can rapidly change. The other methods listed, such as the analogue method and prediction by weather types, involve using historical patterns and patterns of similar weather conditions, respectively, which can be more accurate in predicting changes in the weather. Numerical weather prediction involves using computer models and can be highly accurate, but it requires a lot of data and resources, making it less practical for forecasting only two days into the future.

The Least Accurate Forecast Method of Predicting the Weather Two