Yes good information about water vulnerability of that probe. It wouldn't prevent me from using it. The end of the probe could easily be encased in silicone or epoxy, then one has a water proof end of the probe.

Easiest and cheapest would be to imbed it in epoxy glue.

https://www.youtube.com/watch?v=Y0Wp9CmSKFY.

Put it in a bezel.
https://www.youtube.com/watch?v=Y0Wp9CmSKFY

Polyester casting
https://www.youtube.com/watch?v=Y0Wp9CmSKFY

https://www.youtube.com/watch?v=7Qc1XNDsiG4


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