I would think it'd be fine. You'll just fill up a smaller amount of the flask and you'll be ready to go when you tackle a higher gravity beer. You also want to have a good bit of headspace so you're yeast doesn't take off too much and make a mess outside of the flask.
Primary: Tri-Peppered Saison
Bottled: Gin and Tonic IPA
Kegs: Dark Skies Black IPA Redux, Gin and Tonic IPA
2013 Previous: Sunrise Honey Rye Pale Ale, Dark Skies Black IPA, Sunset Orange Kolsch, All Hallow's Eve Pumpkin Ale, Raining Hops and Dogs IPA
Dark Skies Black IPA - 2nd Place at a local comp. Score of 39 from a BJCP judge
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