Utö observations
Observations at Utö Atmospheric and Marine Research Station
Links for real-time observations at Utö:
Online marine and meteorological data from Utö Wave buoy on Vidskär open water area (~10 km NE from Utö)
Online marine data from VOS Silja Serenade (operating between Helsinki, Mariehamn and Stockholm; route approximately 10 km south of Utö).
Meteorological observations
| Variable | Start of measurements | Institute |
| T, p, WS, WD, RH | 1881 | FMI |
| Precipitation | 1881 | FMI |
| Global radiation | 1998 | FMI |
| Diffuse radiation | 1998 | FMI |
| UV-radiation | 1998 | FMI |
| Visibility | 2002 | FMI |
| Cloud cover and height | 2006 | FMI |
| Wind profile (Doppler lidar) | 2012 | FMI |
| Weather camera | 2014 | FMI |
| Solar radiation spectra | 2017 | SYKE |
| Sunphotometer | 2017 | FMI |
Aerosol and trace gas observations
| Variable | Start of measurements | Institute |
| Aerosol chemical composition (PM10) | 1980 | FMI |
| SO2 | 1980 | FMI |
| NO2 | 1986 | FMI |
| O3 | 1986 | FMI |
| VOC | 1994-2008 | FMI |
| Fine particles (PM2.5) | 2003 | FMI |
| Aerosol size distribution | 2004 | FMI |
| Aerosol absorption | 2007 | FMI |
| Aerosol scattering | 2010 | FMI |
| Aerosol chemical composition (PM2.5) | 2011 | FMI |
| Aerosol Optical Depth | 2016 | FMI |
Greenhouse gas observations
(See also: ICOS-Utö)
| Variable | Start of measurements | Institute |
| CO2, CH4 and CO concentrations | 2012 | FMI |
| CO2- flux | 2016 | FMI |
| pCO2 | 2016 | FMI |
| pH (sea water) | 2016 | SYKE |
Marine observations
| Variable | Start of measurements | Institute |
| Sea ice observations | 1897 | FMI (/FIMR) |
| Temperature and salinity profiling 0-90m | 1900 | FMI (/FIMR) |
| Nutrients and chlorophyll | 2001 | ELY (Centre for Economic Development, |
| Wave buoy | 2012-2014 | FMI |
| Sea Ice radar | 2013 | FMI |
| T-S-O2-profiles (0...-80m) | 2013 | FMI |
| Temperature, salinity, O2, turbidity, chlorophyll (at 5 m depth) | 2014 | FMI |
| Currents (0...-23m) and surface waves | 2014 | FMI |
| AIS receiver | 2015 | FMI |
| Bottle sampler | 2015 | SYKE |
| Chlorophyll, temperature, salinity, phycoscyanin, turbidity, phytoplankton species composition etc (flow-through) | 2016 | SYKE |
| Vertical profiles of temperature, salinity, O2, turbidity, chlorophyll, cyanobacteria (0...-76m) | 2018 | FMI and SYKE |
| Currents (0...-76m) and surface waves | 2018 | FMI |