Anomalies of air pressure in Serbia as a result of the eruption of the volcano Hunga Tonga–Hunga Ha'apai in mid-January 2022

Geoscience Letters

Official Journal of the Asia Oceania Geosciences Society (AOGS)

Table 1 List of institutions from which data were taken

Institution	Website
Volcano eruption data HT–HH
Tonga Meteorological Services	http://met.gov.to
Tonga Geological Services	http://www.naturalresources.gov.to https://www.facebook.com/tongageologicalservice
Ministry of Lands and Natural Resources	https://www.lands.gov.to https://www.facebook.com/tongalands
Smithsonian Institution—National Museum of Natural History Global Volcanism Program	https://volcano.si.edu
Bureau of meteorology, Australia	https://twitter.com/BOM_au/status/1482592498992427009
National weather service Alaska	https://www.weather.gov/arh/; https://twitter.com/NWSAlaska
NASA	https://earthdata.nasa.gov/worldview/worldview-image-archive/explosive-eruption-of-hunga-tonga-hunga-ha-apai-volcano https://earthobservatory.nasa.gov/images/149367/dramatic-changes-at-hunga-tonga-hunga-haapai
Data on the synoptic situation over Serbia and the Balkan Peninsula
Wetter online	https://www.wetter3.de/Archiv/
Data on air pressure at stations in Serbia and Montenegro
Republic Hydrometeorological service of Serbia	https://www.hidmet.gov.rs/index.php
Institute of Hydrometeorology and Seismology of Montenegro	http://www.meteo.co.me/