I have been using it during rain (Which has been scarce this summer) and that was the idea during the storms yesterday.
I was videoing a road that was flooded and apparently has a two foot hole. The water was about four feet deep until...
http://vimeo.com/15445401
Note:
It was still raing and Clearwire wasn't working well. I uploaded it in a medium quality standard definition instead of 1080,
Looks like you got more rain than we did.
It poured for 24 hours straight.