Cumulonimbus Perspectives

These were the views of a large storm cell on our eastern horizon Monday afternoon, May 28, 2012, as we returned home to Cedar Rapids from a Memorial Day trip to Des Moines, Iowa. In panel 1, the storm was located about 80 miles away at the border of Keokuk and Washington counties. In panel 12, the storm was about 40 miles from our position, in Muscatine and Cedar counties. Time and place of our vehicle was as follows: Panel 1: 3:10 PM. At E. University Ave. & Copper Creek Dr. in Des Moines. 2: 3:18 PM. Interstate 80 & US Hwy. 6 interchange near Adventureland Park. 3. 3:21 PM. At a Casey's on 1st Ave. N. in Altoona. 4. 3:32 PM. I-80 1.3 miles west of Mitchellville. 5. 3:41 PM. I-80 just NE of Colfax and 8 miles west of Newton. 6. 3:43 PM. I-80 west of Newton. 7. 3:47 PM. I-80 just west of Newton. 8. 3:48 PM. I-80 at Newton near the Iowa Speedway. 9. 3:51 PM. I-80 just east of Newton. 10. 3:57 PM. I-80 at the Lynnville/Oakland Acres exit. 11. 4:21 PM. I-80 at rest area about 2.5 miles west of Ladora exit. 12. I-80 near the Williamsburg exit.