Weather Intelligence Plus

[franz]

This should help answer some of your questions.

Sorry I can not provide access to the data. If you can retrieve data from your closest national station that will be what we are using.

Final crop ET

We only use nationally observed data to derive ET. We used to use forecasted data for ET and allowed PWS observed data for ET but the forecasted waterings were always widely different then observed waterings since we would use the “observed” ET from the PWS to decide if we were watering or not for that day. The biggest discrepancy was wind observed from PWS stations which was usually much lower than wind from properly setup national stations. This would have us watering about half as much as wa…