Wednesday, September 12, 2012

Showers Approaching at Sunset


Altocumulus castellanus clouds (over building) develop when upward vertical motion in the atmosphere is present. That motion, given sufficient moisture, causes rain. And, if the air is unstable, causes thunderstorms.

AccuWeather Regional Radar show both are present in the region as of 7pm CDT.

No comments:

Post a Comment

Note: Only a member of this blog may post a comment.