Typhoon Megi resulted in two official days off for Taipei, as well as a temporary shutdown of the water mains because the supply got flooded with muddy water. Elsewhere in Taiwan fared worse, with four casualties, power outages, and agricultural losses. In Taipei, the main visible damage was to the trees, and flooding around the riverside.
As to what happens during a typhoon: so far not much, because we’re smart (and lucky) enough to stay inside. It’s typically mostly just bearing with the hours of rattling and howling from the crazy winds (though if you break a window, I guess things get more exciting real fast). And checking the news and Facebook for work cancellations, utility outages, and general updates on the storm. I’ve been checking earth.nullschool.net for weather visualizations; here’s a screenshot I took as Megi was approaching Taiwan…