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Hail in Treasure County, Montana
87 hail events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Hail.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
Treasure County, Montana, has 87 hail events in the NCEI record since 1950, with at least one in 26 different years.
July is the busiest month, with 36 of the recorded events. The last 20 years account for 38 events against 47 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1% of the 8,391 hail events recorded in Montana; its 8.9 per 100 square miles compares with 5.8 statewide.
25 of the hail reports with a recorded size were golf-ball size (1.75 inches) or larger; the largest recorded stone was 2.75 inches (baseball size).
Compared with Montana
| Measure | Treasure County | Montana | US |
|---|---|---|---|
| Hail events since 1950 | 87 | 8,391 | 424,356 |
| Per 100 square miles | 8.9 | 5.8 | 12.0 |
| Per 10,000 residents | 1,132.8 | 76.0 | 12.8 |
| Deaths recorded | 0 | 0 | 29 |
| Busiest month | July | July | May |
By year
Seasonality
0Feb
0Mar
0Apr
1May
13Jun
29Jul
36Aug
8Sep
0Oct
0Nov
0Dec
0
Magnitude distribution
NWS hail-size descriptors
- under 1 in
- pea to quarter
- 1–1.74 in
- quarter to golf ball
- 1.75–2.74 in
- golf ball to baseball
- 2.75–3.99 in
- baseball to softball
- 4 in and larger
- softball and larger
Hail size in inches as recorded by NCEI; events without a size are not binned.
Recorded events
All 87 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 30 Jun 2024 | Hail | 1.00 in | — | — | — | — | County |
| 30 Jun 2024 | Hail | 1.75 in | — | — | — | — | County |
| 6 Jul 2021 | Hail | 1.75 in | — | — | — | — | County |
| 6 Jul 2021 | Hail | 1.75 in | — | — | — | — | County |
| 6 Jul 2021 | Hail | 1.00 in | — | — | — | — | County |
| 6 Jul 2020 | Hail | 0.88 in | — | — | — | — | County |
| 6 Jul 2020 | Hail | 2.00 in | — | — | — | — | County |
| 6 Jul 2020 | Hail | 1.00 in | — | — | — | — | County |
| 6 Jul 2020 | Hail | 1.75 in | — | — | — | — | County |
| 20 Jun 2019 | Hail | 0.88 in | — | — | — | — | County |
| 2 Jul 2018 | Hail | 1.75 in | — | — | — | — | County |
| 19 Jun 2018 | Hail | 1.00 in | — | — | — | — | County |
| 7 Jun 2018 | Hail | 1.25 in | — | — | — | — | County |
| 23 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jun 2017 | Hail | 0.88 in | — | — | — | — | County |
| 27 Jul 2016 | Hail | 1.50 in | — | — | — | — | County |
| 26 May 2013 | Hail | 1.00 in | — | — | — | — | County |
| 14 Jul 2011 | Hail | 1.25 in | — | — | — | — | County |
| 1 Jul 2010 | Hail | 2.00 in | — | — | — | — | County |
| 1 Jul 2010 | Hail | 1.75 in | — | — | — | — | County |
| 1 Jul 2010 | Hail | 2.75 in | — | — | — | — | County |
| 1 Jul 2010 | Hail | 1.75 in | — | — | — | — | County |
| 1 Jul 2010 | Hail | 1.75 in | — | — | — | — | County |
| 1 Jul 2010 | Hail | 1.00 in | — | — | — | — | County |
| 27 May 2010 | Hail | 1.00 in | — | — | — | — | County |
| 27 May 2010 | Hail | 0.75 in | — | — | — | — | County |
| 27 May 2010 | Hail | 1.00 in | — | — | — | — | County |
| 27 May 2010 | Hail | 0.88 in | — | — | — | — | County |
| 27 May 2010 | Hail | 1.00 in | — | — | — | — | County |
| 1 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 1 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 1 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 1 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 28 Jun 2007 | Hail | 1.00 in | — | — | — | — | County |
| 17 Jun 2007 | Hail | 1.75 in | — | — | — | — | County |
| 17 Jun 2007 | Hail | 1.75 in | — | — | — | — | County |
| 17 Jun 2007 | Hail | 1.75 in | — | — | — | — | County |
| 17 Jun 2007 | Hail | 1.75 in | — | — | — | — | County |
| 17 Aug 2006 | Hail | 1.00 in | — | — | — | — | County |
| 14 Jun 2006 | Hail | 2.00 in | — | — | — | — | County |
| 21 May 2006 | Hail | 1.75 in | — | — | — | — | County |
| 21 May 2006 | Hail | 1.00 in | — | — | — | — | County |
| 21 May 2006 | Hail | 1.00 in | — | — | — | — | County |
| 21 Jun 2005 | Hail | 0.75 in | — | — | — | — | County |
| 11 Jul 2004 | Hail | 1.50 in | — | — | — | — | County |
| 29 Aug 2002 | Hail | 1.00 in | — | — | — | — | County |
| 6 Aug 2002 | Hail | 0.75 in | — | — | — | — | County |
| 27 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 26 Jul 2001 | Hail | 1.75 in | — | — | — | — | County |
| 26 Jul 2001 | Hail | 2.75 in | — | — | — | — | County |
| 26 Jul 2001 | Hail | 2.50 in | — | — | — | — | County |
| 26 Jul 2001 | Hail | 1.25 in | — | — | — | — | County |
| 26 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 23 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 23 Jul 2001 | Hail | 0.88 in | — | — | — | — | County |
| 22 Jul 2001 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2001 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 29 Jun 2001 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2001 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2001 | Hail | 0.88 in | — | — | — | — | County |
| 28 Jun 2001 | Hail | 2.75 in | — | — | — | — | County |
| 28 Jun 2001 | Hail | 2.75 in | — | — | — | — | County |
| 28 Jun 2001 | Hail | 2.75 in | — | — | — | — | County |
| 17 Jun 2001 | Hail | 1.00 in | — | — | — | — | County |
| 17 Jun 2001 | Hail | 0.75 in | — | — | — | — | County |
| 1 Aug 2000 | Hail | 1.00 in | — | — | — | — | County |
| 4 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 3 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 29 May 2000 | Hail | 1.25 in | — | — | — | — | County |
| 15 Aug 1999 | Hail | 0.75 in | — | — | — | — | County |
| 15 Aug 1999 | Hail | 0.75 in | — | — | — | — | County |
| 19 Jul 1999 | Hail | 0.75 in | — | — | — | — | County |
| 3 Jul 1999 | Hail | 0.75 in | — | — | — | — | County |
| 7 Jun 1999 | Hail | 0.88 in | — | — | — | — | County |
| 9 Apr 1999 | Hail | 0.88 in | — | — | — | — | County |
| 23 Aug 1998 | Hail | 0.75 in | — | — | — | — | County |
| 26 Jun 1998 | Hail | 0.88 in | — | — | — | — | County |
| 21 May 1998 | Hail | 0.75 in | — | — | — | — | County |
| 13 Jun 1996 | Hail | 1.00 in | — | — | — | — | County |
| 17 Aug 1995 | Hail | 0.75 in | — | — | — | — | County |
| 20 May 1995 | Hail | 0.75 in | — | — | — | — | County |
| 23 Jul 1992 | Hail | 1.75 in | — | — | — | — | County |
| 19 Jun 1991 | Hail | 2.00 in | — | — | — | — | County |
| 9 Jul 1976 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jul 1967 | Hail | 1.00 in | — | — | — | — | County |
Questions and answers
How many hail events has Treasure County had?
87 events in the NCEI Storm Events record between 1950 and 2026. Reporting of hail became far more complete after 1996, so early decades undercount.
When was the last recorded hail event in Treasure County?
30 Jun 2024 (Hail, 1.75 in). Records reach NCEI about 120 days after the month ends.
What was the most damaging hail event recorded in Treasure County?
NCEI records no damage estimate for events of this type in the county.
How does Treasure County compare with Montana for hail?
8.9 events per 100 square miles against 5.8 statewide; the county holds 87 of the state's 8,391 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Hail hub and the county page.