{"date":"1983-07-17","county":"Jefferson","state":"Colorado","page":"https://www.myhailscore.com/storm/1983-07-17/jefferson-county-co","license":"Free to cite with attribution to HailScore (myhailscore.com). Underlying weather data: NOAA (public domain).","disclaimer":"Hail exposure record, not a damage determination. Radar-estimated sizes carry roughly a ±0.25 inch margin versus ground measurements.","status":"verified","source":"NOAA Storm Events Database (NCEI)","maxHailSizeInches":1.75,"eventCount":6,"firstEventUtc":"1983-07-17T00:15:00.000Z","lastEventUtc":"1983-07-17T01:56:00.000Z","events":[{"noaaEventId":"9987707","hailSizeInches":1.75,"timeUtc":"1983-07-17T01:04:00.000Z","lat":39.73,"lon":-105.1},{"noaaEventId":"9987709","hailSizeInches":1.5,"timeUtc":"1983-07-17T01:37:00.000Z","lat":39.57,"lon":-105.25},{"noaaEventId":"9987704","hailSizeInches":1,"timeUtc":"1983-07-17T00:27:00.000Z","lat":39.8,"lon":-105.08},{"noaaEventId":"9987703","hailSizeInches":0.75,"timeUtc":"1983-07-17T00:15:00.000Z","lat":39.8,"lon":-105.08},{"noaaEventId":"9987711","hailSizeInches":0.75,"timeUtc":"1983-07-17T01:56:00.000Z","lat":39.73,"lon":-105.1},{"noaaEventId":"9987712","hailSizeInches":0.75,"timeUtc":"1983-07-17T01:56:00.000Z","lat":39.75,"lon":-105.08}],"dataCurrentAsOf":"2026-07-11T23:25:28.539Z"}