Hail — Adams, Illinois

2023-04-20 · near Rock Creek, Adams, Illinois

Wider weather episode

A strong cold front moved through the region during the afternoon hours. There was a narrow corridor of 1000 to 2000 J/kg of MLCAPE along and ahead of the cold front where dewpoints reached the low 60s. This instability, combined with deep-layer wind shear of 30 to 40 kts, supporting organized thunderstorms. There were numerous reports of large hail and some damaging winds with the severe storms.

View location on OpenStreetMap → (40.0517, -91.4128)

Source: NOAA Storm Events Database, event_id 1094962. Narrative written by the NWS forecast office that issued the report.