The Icelandic Met Office page is the best place for official news about the #iceland #volcano #eruption near #Grindavik that started a few hours ago.
https://en.vedur.is/about-imo/news/a-seismic-swarm-started-north-of-grindavik-last-night
This eruption is producing lava, with very little volcanic ash, so the effect on aviation (if it continues this way) will be minimal.
For spectacular photos, follow the hashtags above.