Despite widespread shock at the death of Leeds schoolteacher Ann Maguire, magistrates in Swansea heard Robert Riley saw fit to make fun of the tragedy online two days later.
Despite a backlash from other Twitter users horrified by his messages, the 42-year-old remained incredulous, saying: "Of all the sick things I've tweeted, starvation, genocide, rape and torture, it's the teacher from Leeds that outrages everyone the most."
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All primary and secondary schools in Wales have been categorised in a new colour-coded system. Is your school green or red?
A yellow warning for snow and ice on Thursday night and Friday has been issued.
Some wintry showers and staying windy with a significant wind chill and widespread frost developing