Past Week’s Crop Water Use (ET) 

1. Select the site closest to your field from the map.
2. Select the average crop stage for your field during the past week as shown on the chart.
3. You can see the daily and weekly average Crop Water Use.

Predicting the Upcoming Weeks Crop Water Use (ET)

1. Select the site location closest to your field.
2. Select the average crop stage your crop will be for the upcoming week.
3. Make note of what the average Crop Water Use was this past week for your upcoming week’s crop stage.
4. Knowing what the weather was this past week and knowing what the weather forecast is for the upcoming week, you can predict an estimated Crop Water Use for the upcoming week.

Below are the Crop ET’s for the week indicated on the chart. These ET’s come from atmometers located across the Tri-Basin NRD plus one in Harlan County.  See map.

To receive this chart by email contact Curtis Scheele at curtis.scheele@usda.gov.

Additional Crop ET Data

ET Data Texting

UNL Growing Degree Days & Evapotranspiration Data