Weather indicator and potential other weather effects

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See proposal: https://discord.com/channels/401855954272124940/1392495241973469186

Seeja's comment: A weather Icon is feasible to implement (but will already take some time because ui Code). Lightning changes are much more complicated

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This proposal: https://discord.com/channels/401855954272124940/1470516974328086669 should also be considered before work is done on a weather icon, on whether or not a time indicator should be included.