New answers tagged wort
The only thing I could see happening is the ability to give it a really cool name like Snow Balls Ale, or Blizzard Stout, or Black Ice Lager or something
Your hydrometer has been calibrated to give readings at a specific temperature. Depending on the temp when you first read it and the temp after cooling a two point difference is not that surprising. If you look closely at the hydrometer, it will tell you the calibration temperature of your hydrometer. They are normally done somewhere around 60, 65 or 68F. ...
As long as you pressure can it, you should be able to do what you propose.
You'll be fine, as long as there isn't some obvious source contaminating the snow - like if it's actually falling off of a tree or roof and not coming directly from the clouds. Snow is basically freeze distilled so it's pretty clean. I suppose if it's coming down very hard and several inches of snow fall in there it could it could dilute it a little bit, ...
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