### Beginning Interval and how observations are averaged

This is assuming you will be comparing hourly averaged observations against the forecasts. We are trying to understand what beginning interval means.

How do you conduct your hourly average of the observations?

1. Center average around the hour. So if its 12Z: 11:30Z-12:30Z.

2. Every observations in the hour. So if its 12Z: 12:00Z-12:59Z

-Thanks for your help so far you have been very helpful.

How do you conduct your hourly average of the observations?

1. Center average around the hour. So if its 12Z: 11:30Z-12:30Z.

2. Every observations in the hour. So if its 12Z: 12:00Z-12:59Z

-Thanks for your help so far you have been very helpful.