Hail History

Hail history for Tioga, North Dakota

NOAA hail reports in and within about 5 km (3 miles) of Tioga since 1966, with preliminary reports to November 3, 2026.

Readout · Tioga

Last hail
Aug 4, 2020
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.50 in
tennis ball · Jun 20, 1966

10 reports on 9 days since 1966 · #208 of 208 North Dakota places

Hail map · Tioga

Tioga Ray Powers Lake Epping Williston 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
10 most recent reports with a location; Williams County is shaded. Open street map

For homeowners

Concerned about your roof after hail?

Send a request to Moxisync Labs for review. The latest hail report in Tioga is from August 4, 2020. We’re building local roofer coverage. Submitting a request does not guarantee a quote or book an inspection.

Phone line opening soon

What would a claim cost you? Try the hail claim calculator

Roofer? Get hail alerts for your area with StormScope

What the record says about Tioga

The latest hail report in and around Tioga is from August 4, 2020, 1.00 in (quarter size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Tioga logged 5 reports on 4 hail days, about 0.3 reports a year. That is 38% less than the median North Dakota town on this site (0.4 a year) and ranks #208 of 208 North Dakota cities and towns on this site for all-time reports. Tioga accounts for 4% of the 232 reports filed in Williams County.

10% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median North Dakota town on this site. The largest hail on record here is 2.50 in (tennis ball) on June 20, 1966.

The busiest year was 2012, with 2 reports on 1 day. Hail here peaks in June (50% of reports); 50% fall between April and June.

Reports a year 2006–2025 average

  • Tioga 0.3
  • Williams County 8.1
  • Median North Dakota town on this site 0.4

Hail days 2006–2025

  • Tioga 4
  • Williams County 68
  • Median North Dakota town on this site 7

Share 2 in or larger of sized reports

  • Tioga 10%
  • Williams County 5%
  • Median North Dakota town on this site 8%

Hail over time

012 1966: 1 reports, largest 2.50 in 1968: 1 reports, largest 1.75 in 1970 1980 1990 1991: 1 reports, largest 0.75 in 1999: 1 reports, largest 1.00 in 2000 2004: 1 reports, largest 0.88 in 2007: 1 reports, largest 1.00 in 2010 2012: 2 reports, largest 1.00 in 2016: 1 reports, largest 1.00 in 2020: 1 reports, largest 1.00 in 2020
Reports per year, 1966–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar Apr May June: 5 reports (50%) Jun July: 2 reports (20%) Jul August: 2 reports (20%) Aug September: 1 reports (10%) Sep Oct Nov Dec
All 10 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 0
2020 1 1
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Tioga
Date Size Location County Time · source
Jun 20, 1966 2.50 intennis ball — Mountrail 19:00 local · NCEI
Sep 6, 1968 1.75 ingolf ball — Mountrail 19:15 local · NCEI
Aug 4, 2020 1.00 inquarter 0.46 W Tioga Williams 18:50 local · NCEI
Jun 9, 2016 1.00 inquarter 0.46 W Tioga Williams 20:17 local · NCEI
Jul 28, 2012 1.00 inquarter 0.46 W Tioga Williams 18:11 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 Tioga
Date Size Location County Time · source
Aug 4, 2020 1.00 inquarter 0.46 W Tioga Williams 18:50 local · NCEI
Jun 9, 2016 1.00 inquarter 0.46 W Tioga Williams 20:17 local · NCEI
Jul 28, 2012 1.00 inquarter 0.46 W Tioga Williams 18:11 local · NCEI
Jul 28, 2012 1.00 inquarter 1.38 W Tioga Williams 18:01 local · NCEI
Jun 21, 2007 1.00 inquarter 3 N Tioga Williams 08:02 local · NCEI
Jun 6, 2004 0.88 innickel Tioga Williams 20:45 local · NCEI
Aug 8, 1999 1.00 inquarter Tioga Williams 21:30 local · NCEI
Jun 25, 1991 0.75 inpenny — Williams 17:50 local · NCEI
Sep 6, 1968 1.75 ingolf ball — Mountrail 19:15 local · NCEI
Jun 20, 1966 2.50 intennis ball — Mountrail 19:00 local · NCEI

Hail history near Tioga

Questions about hail in Tioga

How often does it hail in Tioga, North Dakota?

10 hail reports have been logged in and within about 5 km (3 miles) of Tioga since 1966. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #208 of 208 North Dakota places by number of reports.

When is hail season in Tioga?

Most reports come in June, July, August. June alone accounts for 50% of all reports.

What is the largest hail recorded in Tioga?

2.50 in (tennis ball size) on June 20, 1966. 10% of reports here were 2 inches or larger.

When did it last hail in Tioga?

The most recent report in this data is from August 4, 2020 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Tioga since November 3, 2021. The last one was on August 4, 2020.

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.