These pages provide direct readout satellite data of the Northern Hemisphere atmosphere. The measurements are from the OMI and OMPS instruments, published about 15 min after overpasses of the EOS-Aura and Suomi-NPP satellites. The OMI data are received at Sodankylä, Finland, and the OMPS data at Sodankylä and Fairbanks, Alaska.

The products include: O3, SO2, clouds, UV index, UV daily dose and aerosols.

Today's UV Index Today's OMPS ozone