Accurate hail size reporting drives warnings. The full NWS standard reference list — BB through grapefruit — with warning thresholds (1.00" quarter = severe; 2.75" baseball = destructive). Why "pea" is too vague.
Part of the BloomWX learn library — beginner-friendly explainers covering every surface of the BloomWX weather dashboard. Open BloomWX to see live data for any U.S. county.