Measurements > Atmosphere > Aerosols > Volcanic ash
 | Measurement Definition*: The location of a volcanic ash cloud. [Unit of measurement – Lat/Long] |
Instrument | Status/ Accuracy | Instrument Description | Measurement Technology | Timeline |
ABI Advanced Baseline Imager | Operational
| Detects clouds, cloud properties, water vapour, land and sea surface temperatures, dust, aerosols, volcanic ash, fires, total ozone, snow and ice cover, vegetation index. | n/a |  |
AHI Advanced Himawari Imager | Operational
| Measures cloud cover, cloud motion, cloud height, cloud properties, water vapour, rainfalll, sea surface temperatures and Earth radiation, dust, aerosols, volcanic ash, fires, snow and ice cover. | n/a |  |
AMI Advanced Meteorological Imager | Operational
| Continuous monitoring capability for the near real-time generation of high-resolution meteorological products and long-term change analysis of land/sea surface temperature and cloud coverage. | n/a |  |
AVHRR/3 Advanced Very High Resolution Radiometer/3 | Operational
| Measurements of land and sea surface temperature, cloud cover, snow and ice cover, soil moisture and vegetation indices. Data also used for volcanic eruption monitoring. | n/a |  |
HSI Hyperspectral Imager | Operational
| Detailed monitoring and characterization of rock and soil targets, vegetation, inland and coastal waters on a global scale. | n/a |  |
HYC HYperspectral Camera | Operational
| Hyperspectral data for complex land ecosystem studies. | n/a |  |
IASI Infrared Atmospheric Sounding Interferometer | Operational
| Measures tropospheric moisture and temperature, column integrated contents of ozone, carbon monoxide, methane, nitrous oxide and other minor gases which affect tropospheric chemistry. Also measures sea surface and land temperature. | n/a |  |
OLCI Ocean and Land Colour Imager | Operational
| Marine and land services. | n/a |  |
FCI Flexible Combined Imager | Being developed
| Measurements of cloud cover, cloud top height, precipitation, cloud motion, vegetation, radiation fluxes, convection, air mass analysis, cirrus cloud discrimination, tropopause monitoring, stability monitoring, total ozone and sea surface temperature. | n/a |  |
GEOXO Atmospheric Composition GEO Extended Operations Atmospheric Composition | Being developed
| | n/a |  |
GEOXO Imager GEO Extended Operations Imager | Being developed
| Detects clouds, cloud properties, water vapour, land and sea surface temperatures, dust, aerosols, volcanic ash, fires, total ozone, snow and ice cover, vegetation index. | n/a |  |
HYC2 HYperspectral Camera 2 | Being developed
| Hyperspectral data for complex land ecosystem studies. | n/a |  |
IASI-NG Infrared Atmospheric Sounding Interferometer - New Generation | Being developed
| Measures profiles of atmospheric temperature, humidity, ozone, carbon monoxide, columns of methane, nitrous oxide, and other minor gases, and sea, ice, and land surface temperature and emissivity. Provides information on aeorols and cloud: fractional coverage, phase, cloud top height (input to Polar AMVs) and particle size. Prime applications: NWP, AC/AQ, climate. Secondary applications: NWC, land/ocean surface monitoring. IASI-NG will resume IASI role as internationl standard for satellite inter-calibration (GSICS). | n/a |  |
METimage Multi Spectral Imager | Being developed
| Operational multi spectral imager for meteorological EPS-SG VIS/IR Imaging Mission (VII): imagery data for global and regional NWP, NWC, and climate monitoring with information on LST, SST, clouds coverage and micro-physics, land surfaces (vegetation, snow/ice, fire), aerosol and atmospheric motion vectors. Provides collocated cloud mask & characterisation as well as intra-pixel heterogeneity to other EPS-SG missions (with larger footprint). | n/a |  |
UVNS (Sentinel-5) Ultra-violet Visible Near-infrared Shortwave-infrared spectrometer | Being developed
| Supporting atmospheric composition and air quality monitoring services. Measurements of atmospheric trace gases, primarily O3, NO2, SO2, HCHO, CH4 and CO. | n/a |  |
GHMI Geostationary HiMawari Imager | Approved
| | n/a |  |
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* Description adapted from WMO.
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