Overview
An EF-0 tornado occurred in Freeborn County Minnesota on Memorial Day May 27th 2019. The tornado touched down and dissipated in Glenville, which is located southeast of Albert Lea. Approximately 100 trees were snapped or damaged, with a tree falling on a small fence. |
Tornadoes:
Tornado - Glenville
Track Map
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The Enhanced Fujita (EF) Scale classifies tornadoes into the following categories:
EF0 Weak 65-85 mph |
EF1 Moderate 86-110 mph |
EF2 Significant 111-135 mph |
EF3 Severe 136-165 mph |
EF4 Extreme 166-200 mph |
EF5 Catastrophic 200+ mph |
Photos
Tree damage in an open field. | Tree damage near the field. |
Radar
Radar Images at 12:04pm Local Time | Radar Images at 12:07pm Local Time | Radar Images at 12:10pm Local Time |
Environment
An upper level Low was pushing through the region, with easterly winds at the surface at the time of the tornado. We had a small bit of instability in the southern part of the state.
Surface Analysis at 12pm | MLCAPE and CIN at 12pm |
With very strong Storm Relative Helicity values at 0-1km and LCL heights of less than 1500 feet, the circulation was able to become a tornado despite no other indications of a storm being in the area. No lightning or hail was seen with this storm.
Storm Relative Helicity from 0-1km at 12pm | Lifting Condesation Level Height at 12pm |
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