5/22/04 supercell and tornadoes in southeast Nebraska - Thayer
and Jefferson counties
Storm chase and video captures by Jon Davies
Building towers SW of Chester around 6:00 pm |
Hard edge of tower and anvil overhead a few minutes later |
Rounded supercell base forming up near Hebron, looking WNW from hwy 81 and hwy 136 intersection |
Wall cloud and CG with Hebron in foreground shortly before 7:00 pm (a weak tornado was confirmed NW of Hebron at this time) |
Anticyclonic swirl and funnel at edge of supercell cloud base near Alexandria |
Close up of funnel overhead |
Columns of rising dirt NW of Alexandria... is this a tornado? |
Dirt and dust clear to reveal large tornado (looking NW from hwy 53) |
Large dusty tornado continues around 7:15 pm |
Wedge tornado moves N and E, just west of hwy 53 |
Right edge of tornado over hwy 53 looking north (car headlights visible) |
Tornado becomes obscured by RFD dust |
Moving east on hwy 4 after losing the Alexandria tornado, a new mesocyclone and lowering is visible near Daykin, looking NNE |
Sirens blaring as I pass through Daykin, a new tornado touches down just NE of town around 7:40 pm |
Pretty but ominous cone tornado, looking NNE from just east of Daykin |
Tornado and debris in low lighting to my north from hwy 4 |
Tornado and debris cloud are backlit by lightning |
Tornado continues between Daykin and Western, looking N from hwy 4 |
Tornado becomes thicker... |
...and begins to morph into a larger less well-defined shape |
Large hard-to-see wedge now in progress (Corey Mead in foreground) |
Scary-looking tornado not far to my north, backlit by lightning between Daykin and Western, looking NNE from hwy 4 |
Twisting black mass to my northeast is possibly 1/2 mile or more wide |
Large ghostly tornado moves away to the northeast |
Police at hwy 4 and hwy 15 close off road north... the chase is over |
Mammatus lightning around 9:20 pm from new tornadic cell in Thayer county, looking W |