Other EC sites:

KuivajärviSiikaneva ISMEAR II subcanopySMEAR I (Värriö)SMEAR II 27.0mSMEAR II 23.3mSMEAR II tower Vanajavesi


UEF clearcut EC measurements

This website contains plots of data from an EC system on a clearcut run by University of Eastern Finland (UEF). The site is close to SMEAR II station.
The figures are intended for detecting instrument's failure and they are updated daily. Data are not quality checked.

Choose figure category:
FluxesMeansLag timesSpikes  Flow distortion  Spectra/CospectraSpectral attenuation


Flow distortion.

Figure 1: The second coordinate rotation angle (upper plot) and std(w)/u* (lower plot) vs wind direction. According to Rannik (1998) std(w)/u* should be approx. 1.3 in a neutral stratification.