Month: March 2015

11 Mar

July 12, 2014 – Eastern Iowa

stratosigma / Blog, Storm Chasing / / Comments

A quasi-stationary boundary draped across the United States from a low in Colorado through Nebraska, Iowa and Minnesota to Lake Superior co-located with mostly 40kt zonal flow in the mid-levels was the focus for storm development as a weak low was expected to drift into western Iowa throughout the day. Target for the day was eastern Iowa around the Iowa City area as upper 60-low 70s dew were pooled south of the boundary across Iowa into Illinois bringing surface based CAPE into the 4,000 J/Kg regime.
Read more

10 Mar

June 16, 2014 – The Pilger Day

stratosigma / Blog, Storm Chasing / / Comments

This blog entry will be a little different than usual because the Pilger, Nebraska day was quite the failure for me and I’ve wrote about it in a couple of different places. While I caught the tail end of a very rain-wrapped tornado near Wakefield, a series of missteps and general apathy led to a disastrous chase day for me, probably my worst. I have no photos or videos from this chase, so it will mostly be a description of how I pictured the day to unfold and how I executed those plans.
Read more

10 Mar

June 7, 2014 – Texas Supercell

stratosigma / Blog, Storm Chasing / / Comments

Saturday was my final day of chasing after almost a full week out in the Southern Plains and I wasn’t looking forward to the long drive back to Michigan. The prospects for storms looked pretty decent, as it was the day before. The Storm Prediction Center had a nebulous region of slight risk issued spanning from the foothills of Colorado and New Mexico across Oklahoma and into the Mid-Mississippi Valley. The focus for storms was easterly upslope across the foothills of eastern NM and CO and latching on to any of those as it rolled east.
Read more