• bouh@lemmy.world
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    11 months ago

    That’s why we’re starting to use wet bulb temperature to measure these things. This is the temperature measured with the measuring bulb of the thermometer wet, so it accounts for wind and humidity, and it reflects how humans would feel and survive.

    38°C wet bulb is a deadly temperature. Not like you may die if you are unlucky or have specific condition, but like healthy you adult humans die in this weather. Because wind and humidity are such that your body cannot cool itself.

    In more temperate or dry places the heat should not be an underestimated danger either. But indeed the danger comes more at 40°C and higher and specific circumstances (stupidity being one of them).

    • naevaTheRat@lemmy.dbzer0.com
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      11 months ago

      you could still survive by immersing yourself in cool water but yeah.

      I think we had a 48 the other year with like 70% humidity and that was interesting. At one point I tried to get something done in the sun and almost immediately started experiencing heat stroke. I ended up going into the bush and lying down in a creek for a while. A surprising number of people had the same idea, it was almost nice except for the whole “wow the Apocalypse is starting” thing.

      • bouh@lemmy.world
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        11 months ago

        You can survive with many external means. But that’s the thing: you need external means to survive because you cannot survive otherwise in this environment.

        And yes, even in dry weather doing work in direct sun when temperature is over 40C is madness. Even a healthy adult can die in this environment. You should at the very least have proper garments and drink a lot.