Iowa Environmental Mesonet

Iowa State University Department of Agronomy

Plot carbon and radiation flux time series

Navigation: ASOS   >   Download

Select your site from the map and then complete the form.

1) Select Station/Network by clicking on location:

IEM Site Selector:
Select Network:

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In general, data from the Iowa ASOS network is almost always available. Data from other states is more sporatic. If you have any questions, please don't hesitate to contact us.

Other download pages:

Selected Station:
    (Either enter site ID or select graphically)

2) Select From Available Data:



3) Select Date Range:



4) Specific Date Range (If needed):

Start:Stop:


5) Include possible 20min observations?

    (Leave yes if unsure)

6) Format of time output:



7) Data Format:



8) Finally, get Data: