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creatonez 2 days ago

The National Hurricane Center has figured out pretty well how to depict hurricane danger to the public, but a lot of people don't bother to pay attention to it and go for noisy sources instead. I think it's a good example for how to prioritize important information in general. Every few hours, they put out a selection of graphics:

- A "Key messages" graphic with 2-4 bullet points about what is going on, what is predicted to happen, and specific dangers to look out for. The tone of the text is carefully adjusted for how life-threatening the situation is. This graphic also includes a copy of the two most important visualizations on the right. (Example: https://www.nhc.noaa.gov/archive/2024/HELENE_graphics.php?pr...)

- A peak storm surge graphic showing predicted coastal inundation and destructive wave action (Example: https://www.nhc.noaa.gov/archive/2024/HELENE_graphics.php?pr...)

- A cone to depict the range of predictions for where the hurricane could go, ideally without a confusing line drawn in the center prediction (Example: https://www.nhc.noaa.gov/archive/2024/HELENE_graphics.php?pr...) Arguably this could be replaced with a spaghetti model map, but these can be just as confusing for those unaware of how predictions are depicted.

- A map of the most likely arrival time for hurricane force winds (Example: https://www.nhc.noaa.gov/archive/2024/HELENE_graphics.php?pr...)

- After the main risks are over, a map of continued flash flood and river flooding risk (Example: https://www.usatoday.com/gcdn/authoring/authoring-images/202...)

- A no-frills ad-free weather report livestreamed to social media, so you can gauge how much the pros at the very top level of hurricane meteorology are freaking out about it (Example: https://www.youtube.com/watch?v=GFL-nbFs2Xs)

- A few other graphics and data dumps primarily intended for meteorologists, local officials, and nerds