Hail History

Hail history for Frederick, Oklahoma

NOAA hail reports in and within about 5 km (3 miles) of Frederick since 1955, with preliminary reports to November 3, 2026.

Readout · Frederick

Last hail
Oct 23, 2025
1.00 in, quarter size
Hail days, last 5 years
9
since Nov 3, 2021 · 16 reports
Largest ever
4.50 in
softball · Apr 19, 2003

80 reports on 58 days since 1955 · #32 of 584 Oklahoma places

Hail map · Frederick

Frederick Hollister Davidson Manitou Tipton Loveland Grandfield Chattanooga 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
80 most recent reports with a location; Tillman County is shaded. Open street map

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What the record says about Frederick

The latest hail report in and around Frederick is from October 23, 2025, 1.00 in (quarter size). Since November 3, 2021 there have been 9 separate hail days; the biggest stones in that time were 2.00 in on April 30, 2024.

Over the 20 years 2006–2025, Frederick logged 33 reports on 21 hail days, about 1.6 reports a year. That is 3.7 times the median Oklahoma town on this site (0.5 a year) and ranks #32 of 584 Oklahoma cities and towns on this site for all-time reports. Frederick accounts for 18% of the 455 reports filed in Tillman County.

8% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median Oklahoma town on this site. The largest hail on record here is 4.50 in (softball) on April 19, 2003 near 1 N Frederick.

Reports were up 100% in 2016–2025 (22) compared with 2006–2015 (11). The busiest year was 2003, with 8 reports on 4 days. Hail here peaks in May (49% of reports); 81% fall between April and June.

Reports a year 2006–2025 average

  • Frederick 1.6
  • Tillman County 9.9
  • Median Oklahoma town on this site 0.5

Hail days 2006–2025

  • Frederick 21
  • Tillman County 85
  • Median Oklahoma town on this site 8

Share 2 in or larger of sized reports

  • Frederick 8%
  • Tillman County 11%
  • Median Oklahoma town on this site 8%

Hail over time

02468 1955: 1 reports, largest 1.75 in 1960 1961: 1 reports, largest 2.75 in 1962: 1 reports, largest 0.75 in 1963: 1 reports, largest 0.75 in 1966: 1 reports, largest 2.50 in 1968: 1 reports, largest 0.75 in 1970 1973: 2 reports, largest 2.00 in 1975: 1 reports, largest 1.75 in 1976: 1 reports, largest 1.50 in 1980: 1 reports, largest 1.00 in 1980 1985: 3 reports, largest 1.75 in 1986: 6 reports, largest 1.75 in 1989: 2 reports, largest 1.75 in 1990: 1 reports, largest 0.75 in 1990 1991: 1 reports, largest 0.75 in 1992: 4 reports, largest 1.75 in 1997: 2 reports, largest 1.75 in 1999: 5 reports, largest 1.75 in 2000 2001: 1 reports, largest 1.00 in 2002: 1 reports, largest 1.00 in 2003: 8 reports, largest 4.50 in 2005: 2 reports, largest 1.00 in 2006: 2 reports, largest 1.25 in 2008: 1 reports, largest 1.00 in 2010 2011: 1 reports, largest 1.00 in 2013: 1 reports, largest 1.00 in 2015: 6 reports, largest 2.00 in 2017: 1 reports, largest 1.00 in 2019: 2 reports, largest 1.50 in 2020: 3 reports, largest 1.75 in 2020 2022: 2 reports, largest 1.50 in 2023: 5 reports, largest 1.75 in 2024: 7 reports, largest 2.00 in 2025: 2 reports, largest 1.25 in
Reports per year, 1955–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
010203040 Jan February: 1 reports (1%) Feb March: 5 reports (6%) Mar April: 16 reports (20%) Apr May: 39 reports (49%) May June: 10 reports (13%) Jun Jul August: 3 reports (4%) Aug September: 1 reports (1%) Sep October: 2 reports (3%) Oct November: 2 reports (3%) Nov December: 1 reports (1%) Dec
All 80 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 11 2
2024 511 7
2023 122 5
2022 2 2
2021 0
2020 3 3
2019 2 2
2018 0
2017 1 1

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Oct 23, 2025 1 1.00 in —
May 2, 2025 1 1.25 in —
Jun 2, 2024 1 0.75 in —
May 28, 2024 1 0.75 in —
Apr 30, 2024 5 2.00 in —
May 6, 2023 2 1.75 in —
Mar 16, 2023 2 1.75 in —
Feb 26, 2023 1 1.75 in —
May 31, 2022 2 1.50 in —

Largest hail on record

Largest hail reports in Frederick
Date Size Location County Time · source
Apr 19, 2003 4.50 insoftball 1 N Frederick Tillman 01:30 local · NCEI
May 6, 1961 2.75 inbaseball — Tillman 20:50 local · NCEI
Aug 10, 1966 2.50 intennis ball — Tillman 17:40 local · NCEI
Apr 30, 2024 2.00 inhen egg Frederick Tillman 19:20 local · NCEI
May 26, 2015 2.00 inhen egg 2.69 SW Frederick Arpt Tillman 16:11 local · NCEI

Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.

Size of every report

Most recent reports

Most recent hail reports in Frederick
Date Size Location County Time · source
Oct 23, 2025 1.00 inquarter 4.1 S Frederick Arpt Tillman 17:09 local · NCEI
May 2, 2025 1.25 inhalf dollar 3.23 WSW Frederick Arpt Tillman 00:40 local · NCEI
Jun 2, 2024 0.75 inpenny 0.91 ESE Frederick Tillman 10:14 local · NCEI
May 28, 2024 0.75 inpenny 1.09 NE Frederick Tillman 04:58 local · NCEI
Apr 30, 2024 1.00 inquarter 3.51 NE Frederick Arpt Tillman 20:39 local · NCEI
Apr 30, 2024 2.00 inhen egg Frederick Tillman 19:20 local · NCEI
Apr 30, 2024 1.00 inquarter 1.09 NE Frederick Tillman 19:08 local · NCEI
Apr 30, 2024 1.50 inping pong ball Frederick Tillman 19:08 local · NCEI
Apr 30, 2024 0.75 inpenny 0.62 ESE Frederick Tillman 19:06 local · NCEI
May 6, 2023 1.00 inquarter 0.84 SSE Frederick Tillman 18:21 local · NCEI
May 6, 2023 1.75 ingolf ball 2.15 SSW Frederick Tillman 18:19 local · NCEI
Mar 16, 2023 1.75 ingolf ball Frederick Tillman 12:15 local · NCEI

Hail history near Frederick

Questions about hail in Frederick

How often does it hail in Frederick, Oklahoma?

80 hail reports have been logged in and within about 5 km (3 miles) of Frederick since 1955. Over the 20 years 2006–2025 that averages 1.6 reports a year. That ranks #32 of 584 Oklahoma places by number of reports.

When is hail season in Frederick?

Most reports come in May, April, June. May alone accounts for 49% of all reports.

What is the largest hail recorded in Frederick?

4.50 in (softball size) on April 19, 2003 near 1 N Frederick. 8% of reports here were 2 inches or larger.

When did it last hail in Frederick?

The most recent report in this data is from October 23, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Frederick had in the last five years?

9 separate days with hail reports since November 3, 2021, adding up to 16 reports. The most recent was October 23, 2025.

Where does this hail data come from?

Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.