Estimate-vs.-Actual Wind Speed
Potomac River, Alexandria VA

Compares actual readings at National Airport
with the 6 AM AccuWeather forecast for that day

Accuracy 69%

Accuracy 80%

Accuracy 60%

Accuracy 63%

Accuracy  61%

Accuracy 33%

79% Accuracy

58.8% Accuracy

Accuracy = 77.2%

69.6% accuracy

Accuracy 71.4%

Accuracy = 72.2%

Accuracy = 78.4%

Accuracy = 25.3%

Accuracy = 78.1%

Accuracy = 74.2%

Accuracy = 55.9%

Accuracy = 70.2%

Accuracy = 83.2%

Accuracy = 74.5%

Accuracy = 61.4%

Accuracy = (1 - MMRE ) =77.4%

Accuracy = (1 - MMRE ) =71,3%

Accuracy = (1 - MMRE ) =79.5%

Accuracy = (1 - MMRE ) =79.9%

Accuracy = (1 - MMRE ) =69.4%
 

Accuracy = (1 - MMRE ) =54.5%

Accuracy = (1 - MMRE ) =63.6%

Accuracy = (1 - MMRE ) =70.3%

Accuracy = (1 - MMRE ) =81.3%

Accuracy = (1 - MMRE ) =74.0%

Accuracy = (1 - MMRE ) =64.7%

Accuracy = (1 - MMRE ) =70.1%
 

Accuracy = (1 - MMRE ) =51.4%
 

Accuracy = (1 - MMRE ) =79.2%
 

Accuracy = (1 - MMRE ) =78.2%
 

Accuracy = (1 - MMRE ) =71.7%

Accuracy = (1 - MMRE ) =74.1%

Accuracy = (1 - MMRE ) =74.0%

Accuracy = (1 - MMRE ) =84.7%

Accuracy = (1 - MMRE ) =70.2%

Accuracy = (1 - MMRE ) =66.7%

Accuracy = (1 - MMRE ) =61.7%

Accuracy = (1 - MMRE ) =58.8%

Accuracy = (1 - MMRE ) = 52.8%

Accuracy = (1 - MMRE ) = 63.2%
 

Accuracy = (1 - MMRE ) = 73.6%

Accuracy = (1 - MMRE ) = 69.8%

MMRE Accuracy = (1 - MMRE ) = 80%

Accuracy = (1 - MMRE ) = 73%

                                              Accuracy = (1 - MMRE ) = 66.7%

                                                     Accuracy = (1 - MMRE ) = 78.5%