Information and responsibility
The Icelandic Meteorological Office (IMO) has the formal role of Meteorological Watch Office.
This means that IMO is responsible for all weather related warnings and information for aviation over Iceland and Reykjavik FIR/CTA.
Three times a day IMO issues SIGWX for flight under FL150 and also a GAMET (only avalible in Icelandic).
On IMO‘s aviation pages are also published METeorological Aerodrome Reports (METAR) for all airports in Iceland.
Also available is information from WAFC, wind forecast in different flight levels over Iceland and images from weather radars and satellites among other things.