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It's October in.

It's October in Chicago, so time for a swim, right?

Obviously this weather is deeply abnormal and while it's fun to be out here, it's also unsettling.

It's Friday, October 11thth and this is Science Friday.

I'm Scifry producer D. Peter Schmidt. Climate change is affecting just about everything, including the Great Lakes.

In fact, Lake Michigan's surface temperature has been higher than average almost every day this year.

That might be great for swimmers, not so great for the freshwater ecosystem.

We'll get to that in a bit, but first here's Arooflado with the biggest stories in science this week.

So many folks saw the Aurora last night, it may be back tonight if you missed it.

And while you are outside, you might get a bonus.

A look at a comet, Kama Tzu Shishan Atlas, visible to the naked eye, low in the western sky at sunset.

It's going to be hard to see so low on the horizon, but viewing will get better over the next few weeks as it rises higher.

See it soon or you'll have to wait 80,000 years.

So I'm going to have a look.

Here with other news of the week is Maggie Kerth Science Writer based in Minneapolis.

Maggie, welcome back. Did you get to see the Aurora last night?

I did a little bit. We drove about an hour north of the Twin Cities and saw some really great like silver streaks and this

pulsing silver colored stripe in the sky and then my children were very

responsible and told me it was a school night and they needed to go to bed.

Oh, there you go.

All right, let's move on to some of the analysis of Hurricane Milton following that

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