ISU Ag Climate

Plot Description:
The Standard Chill Unit map is a summation of hours during which the temperature was between 32 and 45 degrees after 1 September. The value has application for fruit growers in the state. The departure from average is also presented. This average is computed from the observational record at the site.

QC Flags:

M the data is missing
E An instrument may be flagged until repaired
R Estimate based on weighted linear regression from surrounding stations
e We are not confident of the estimate