The BergenSkywarn Website

Hail Stone Diameter Estimating Guidelines

Note: Please, Always Accurately Report Hail Stone Diameters In Inches

• 0.25" ---- Pea
• 0.50" ---- Dime
• 0.75" ---- Penny
• 0.88" ---- Nickel
• 1.00" ---- Quarter
• 1.25" ---- Half Dollar
• 1.75" ---- Golf Ball
• 2.50" ---- Tennis Ball
• 4.00" ---- Grapefruit

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