{"date":"1973-09-08","county":"Boulder","state":"Colorado","page":"https://www.myhailscore.com/storm/1973-09-08/boulder-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. MESH is tuned so that roughly 75% of measured hail comes in at or below the radar estimate; read a size as a class (within about one tier), not as a measurement.","status":"verified","source":"NOAA Storm Events Database (NCEI)","maxHailSizeInches":1.5,"eventCount":2,"firstEventUtc":"1973-09-08T22:00:00.000Z","lastEventUtc":"1973-09-09T02:00:00.000Z","events":[{"noaaEventId":"9989323","hailSizeInches":1.5,"timeUtc":"1973-09-09T02:00:00.000Z","lat":40.17,"lon":-105.07},{"noaaEventId":"9989322","hailSizeInches":1,"timeUtc":"1973-09-08T22:00:00.000Z","lat":40.02,"lon":-105.28}],"dataCurrentAsOf":"2026-10-10T11:00:53.402Z"}