A surface low in northwestern South Dakota with an occluded front arcing across Nebraska and Colorado was forecast to move towards Sioux Falls throughout the day setting up a triple point over northern Iowa. The warm front from there extending eastward into Illinois.
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After a top notch chase day, I spent the night in Council Bluffs because I wasn’t sure if I was going to chase the 27th or not. A surface low was forecast to track from Southeast Colorado to Kansas City with a frontal boundary draped to the northeast into Central Iowa and a dryline stretching towards Midland, TX.
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Friday the 26th was one of those days that looked like it could be pretty significant. A surface low in Kansas with a trailing dryline and cold front was expected to track northeast towards Sioux Falls and eventually to Minneapolis overnight. How overnight and morning convection further south impeded the flow of moisture north would be one of the key factors in how the day would unfold.
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