No, I've seen those first hand around a week or two ago, although they do usually come before a bad storm (and indeed they did. That damn storm knocked down a storm window less than a foot from my car and took out the power for hours). They're freaky and semitranslucent and almost perfectly smooth little lumps.
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Date: 2009-08-05 04:08 am (UTC)I don't know if I've got more than that to say. Clouds like that would make me nervous.
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Date: 2009-08-05 06:58 am (UTC)no subject
Date: 2009-08-05 12:25 pm (UTC)no subject
Date: 2009-08-05 01:20 pm (UTC)http://gothamist.com/2009/06/26/apocalyptic_sky_over_new_york_tonig.php?gallery0Pic=2#gallery
ETA: Hm, or maybe not? It's a little hard to tell from the pictures. You can decide.
no subject
Date: 2009-08-05 02:41 pm (UTC)