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Hail history · Oklahoma

Harper County, Oklahoma hail history

18 days with hail reports since 2010, most recently Jun 16, 2026. Largest hail: 3.00".

Hail days since 2010189 in the last 5 years
Largest hail3.00"teacup · Apr 17, 2019
Damaging wind reports44last Jun 26, 2026

By year

YearHail daysHail reportsLargest hailWind reportsStrongest gust
2026 (preliminary)232.75"372 mph
20254122.75"481 mph
202400–664 mph
2023111.00"896 mph
20222102.50"260 mph
2021111.00"686 mph
2020221.00"159 mph
2019113.00"0–
2018281.75"785 mph
2017221.75"164 mph
2016121.75"670 mph
201500–0–
201400–0–
201300–0–
201200–0–
201100–0–
201000–0–

Largest hail reports

SizeAbout the size of aDate
3.00"teacupApr 17, 2019
2.75"baseballMay 18, 2025
2.75"baseballMay 18, 2025
2.75"baseballJun 16, 2026
2.50"tennis ballMay 14, 2022
2.50"tennis ballSep 8, 2025
2.25"hen eggMay 14, 2022
2.25"hen eggApr 24, 2025
2.00"hen eggMay 14, 2022
2.00"hen eggMay 18, 2025

Check a specific address

County totals hide big differences between neighborhoods. See every report within 1 to 10 miles of a home.

Source: NOAA Storm Prediction Center storm reports (final Storm Data through Dec 28, 2025; preliminary reports through Oct 9, 2026). Hail 1 inch or larger and damaging wind (58 mph or more, or reported damage). Counts are reports, not damage claims; many storms go unreported. Dates are CST. About the data

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