OCTANE detected appreciable cloud-top cooling prior to a 1.25” hail report in Mississippi County, Arkansas. This cloud-top cooling indicated a strengthening updraft, which can be associated with an increasing hail threat in a favorable environment. The most substantial cooling rate was approximately at 2005 UTC, which was 14 minutes prior to the hail report at 2019 UTC.
2005 UTC Image of OCTANE Cloud-Top Cooling and Divergence 14 minutes Before Hail Occurrence
- Vrot
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