Month: July 2023

11 Jul

July 11, 2023 – Thedford Supercell

July 11th was another local chase. By local, I mean in Nebraska. A low pressure in northwest Nebraska with a front draped across the state would lift north a bit as a warm front. Temperatures into the 80°Fs and dewpoints into the lower 60°Fs would prime the air along the frontal boundary for initiation in the evening. Isolated supercells were expected eventually growing upscale into a wind threat further east towards Iowa.

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06 Jul

July 6, 2023 – Colorado Tornado From 15 Miles Away

July 6th featured another upslope day in Colorado as easterlies transported surface moisture into the foothills below strong mid level flow in the post-frontal region. Forecast models were showing CAPE values over 3k in Colorado with dewpoints in the mid to upper 60°F’s, which is kind of nuts. SPC was forecasting up to 3″ hail in the more intense cells, and it did look reasonably favorable for tornadoes in the Plains of Colorado south of I-70.

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04 Jul

July 4, 2023 – Independence Day Chase

July 4th featured a local chase, so I was able to chase some storms without going too far for a change. A surface low in South Dakota with a cold front draped across Central Nebraska would provide the focal point for some local storms. I didn’t really have a big plan, so I just watched visible satellite from home then used that to decide when to leave.

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