States › Montana › Prairie County › Hail
Hail in Prairie County, Montana
185 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.
NCEI records 185 hail events in Prairie County, Montana, between 1950 and 2026, spread over 37 years.
July is the busiest month, with 82 of the recorded events. The last 20 years account for 96 events against 80 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 2.2% of the 8,391 hail events recorded in Montana; its 10.7 per 100 square miles compares with 5.8 statewide.
32 of the hail reports with a recorded size were golf-ball size (1.75 inches) or larger; the largest recorded stone was 4.50 inches (grapefruit size).
Compared with Montana
| Measure | Prairie County | Montana | US |
|---|---|---|---|
| Hail events since 1950 | 185 | 8,391 | 424,356 |
| Per 100 square miles | 10.7 | 5.8 | 12.0 |
| Per 10,000 residents | 1,695.7 | 76.0 | 12.8 |
| Deaths recorded | 0 | 0 | 29 |
| Busiest month | July | July | May |
By year
Seasonality
0Feb
0Mar
0Apr
0May
12Jun
53Jul
82Aug
28Sep
10Oct
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 185 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 |
|---|---|---|---|---|---|---|---|
| 21 Aug 2025 | Hail | 1.00 in | — | — | — | — | County |
| 25 Jul 2025 | Hail | 1.00 in | — | — | — | — | County |
| 25 Jul 2025 | Hail | 1.75 in | — | — | — | — | County |
| 20 Jul 2025 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2025 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2025 | Hail | 1.50 in | — | — | — | — | County |
| 15 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 3 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 22 Jul 2021 | Hail | 1.50 in | — | — | — | — | County |
| 10 Jun 2021 | Hail | 2.75 in | — | — | — | — | County |
| 10 Jun 2021 | Hail | 3.00 in | — | — | — | — | County |
| 10 Jun 2021 | Hail | 2.00 in | — | — | — | — | County |
| 20 May 2020 | Hail | 1.00 in | — | — | — | — | County |
| 30 Jul 2019 | Hail | 1.25 in | — | — | — | — | County |
| 7 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 7 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 23 Aug 2018 | Hail | 1.00 in | — | — | — | — | County |
| 23 Aug 2018 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2018 | Hail | 1.00 in | — | — | — | — | County |
| 7 Jun 2018 | Hail | 2.50 in | — | — | — | — | County |
| 1 Jun 2018 | Hail | 1.00 in | — | — | — | — | County |
| 23 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 23 May 2018 | Hail | 1.75 in | — | — | — | — | County |
| 2 Aug 2016 | Hail | 2.00 in | — | — | — | — | County |
| 10 Jul 2016 | Hail | 0.75 in | — | — | — | — | County |
| 21 Jun 2015 | Hail | 2.50 in | — | — | — | — | County |
| 21 Jun 2015 | Hail | 0.88 in | — | — | — | — | County |
| 19 Jun 2015 | Hail | 0.88 in | — | — | — | — | County |
| 19 Jun 2015 | Hail | 0.88 in | — | — | — | — | County |
| 19 Jun 2015 | Hail | 0.75 in | — | — | — | — | County |
| 3 Aug 2014 | Hail | 1.25 in | — | — | — | — | County |
| 22 Jul 2014 | Hail | 1.00 in | — | — | — | — | County |
| 22 Jul 2014 | Hail | 0.88 in | — | — | — | — | County |
| 17 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 17 Jun 2014 | Hail | 1.75 in | — | — | — | — | County |
| 17 Jun 2014 | Hail | 0.75 in | — | — | — | — | County |
| 28 Aug 2013 | Hail | 1.25 in | — | — | — | — | County |
| 28 Aug 2013 | Hail | 1.00 in | — | — | — | — | County |
| 28 Aug 2013 | Hail | 1.00 in | — | — | — | — | County |
| 24 Jul 2013 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2013 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2013 | Hail | 1.25 in | — | — | — | — | County |
| 20 Jul 2013 | Hail | 1.75 in | — | — | — | — | County |
| 20 Jul 2013 | Hail | 1.75 in | — | — | — | — | County |
| 8 Jul 2013 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jul 2013 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jul 2013 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jul 2013 | Hail | 1.00 in | — | — | — | — | County |
| 2 Aug 2012 | Hail | 0.75 in | — | — | — | — | County |
| 2 Aug 2012 | Hail | 0.88 in | — | — | — | — | County |
| 25 Jun 2012 | Hail | 1.75 in | — | — | — | — | County |
| 25 Jun 2012 | Hail | 1.00 in | — | — | — | — | County |
| 11 Aug 2011 | Hail | 1.00 in | — | — | — | — | County |
| 5 Aug 2011 | Hail | 0.88 in | — | — | — | — | County |
| 22 Jul 2011 | Hail | 1.25 in | — | — | — | — | County |
| 8 Jul 2011 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jun 2011 | Hail | 1.75 in | — | — | — | — | County |
| 2 Jun 2011 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jun 2011 | Hail | 0.75 in | — | — | — | — | County |
| 4 Sep 2010 | Hail | 0.75 in | — | — | — | — | County |
| 28 May 2010 | Hail | 1.00 in | — | — | — | — | County |
| 13 Sep 2009 | Hail | 0.75 in | — | — | — | — | County |
| 13 Sep 2009 | Hail | 1.75 in | — | — | — | — | County |
| 13 Sep 2009 | Hail | 1.75 in | — | — | — | — | County |
| 13 Sep 2009 | Hail | 1.00 in | — | — | — | — | County |
| 13 Sep 2009 | Hail | 1.00 in | $2K | — | — | — | County |
| 13 Sep 2009 | Hail | 1.25 in | — | — | — | — | County |
| 13 Aug 2009 | Hail | 0.88 in | — | — | — | — | County |
| 13 Aug 2009 | Hail | 1.00 in | — | — | — | — | County |
| 15 Jun 2009 | Hail | 0.75 in | — | — | — | — | County |
| 21 Aug 2008 | Hail | 1.75 in | — | — | — | — | County |
| 9 Aug 2008 | Hail | 1.00 in | — | — | — | — | County |
| 2 Aug 2008 | Hail | 0.88 in | — | — | — | — | County |
| 26 Jul 2008 | Hail | 1.75 in | — | — | — | — | County |
| 26 Jul 2008 | Hail | 1.25 in | — | — | — | — | County |
| 26 Jul 2008 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jul 2008 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jul 2008 | Hail | 1.00 in | $1K | — | — | — | County |
| 25 Jun 2008 | Hail | 0.88 in | — | — | — | — | County |
| 22 Jun 2008 | Hail | 1.75 in | — | — | — | — | County |
| 19 Sep 2007 | Hail | 0.88 in | — | — | — | — | County |
| 9 Jul 2007 | Hail | 0.88 in | — | — | — | — | County |
| 9 Jul 2007 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2007 | Hail | 0.88 in | — | — | — | — | County |
| 9 Jul 2007 | Hail | 0.88 in | — | — | — | — | County |
| 2 Jul 2007 | Hail | 1.75 in | $1K | — | — | — | County |
| 17 Jun 2007 | Hail | 1.00 in | — | — | — | — | County |
| 13 May 2007 | Hail | 1.00 in | — | — | — | — | County |
| 13 May 2007 | Hail | 1.00 in | — | — | — | — | County |
| 13 May 2007 | Hail | 1.00 in | — | — | — | — | County |
| 13 May 2007 | Hail | 1.00 in | — | — | — | — | County |
| 8 Aug 2006 | Hail | 1.00 in | — | — | — | — | County |
| 30 Jun 2006 | Hail | 0.88 in | — | — | — | — | County |
| 30 Jun 2006 | Hail | 1.75 in | — | — | — | — | County |
| 14 Jun 2006 | Hail | 1.75 in | — | — | — | — | County |
| 16 Aug 2005 | Hail | 0.75 in | — | — | — | — | County |
| 28 Jun 2005 | Hail | 0.88 in | — | — | — | — | County |
| 6 Jun 2005 | Hail | 0.75 in | — | — | — | — | County |
| 6 Jun 2005 | Hail | 1.50 in | — | — | — | — | County |
| 6 Jun 2005 | Hail | 1.00 in | — | — | — | — | County |
| 6 Jun 2005 | Hail | 1.00 in | — | — | — | — | County |
| 6 Jun 2005 | Hail | 1.00 in | — | — | — | — | County |
| 20 May 2005 | Hail | 0.75 in | — | — | — | — | County |
| 6 May 2005 | Hail | 0.75 in | — | — | — | — | County |
| 16 Jul 2004 | Hail | 0.88 in | — | — | — | — | County |
| 15 Jun 2003 | Hail | 0.75 in | — | — | — | — | County |
| 15 Jun 2003 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jul 2002 | Hail | 0.75 in | — | — | — | — | County |
| 3 Jul 2002 | Hail | 0.75 in | — | — | — | — | County |
| 8 Jun 2002 | Hail | 2.75 in | — | — | — | — | County |
| 8 Jun 2002 | Hail | 2.00 in | — | — | — | — | County |
| 8 Jun 2002 | Hail | 0.88 in | — | — | — | — | County |
| 8 Jun 2002 | Hail | 0.75 in | — | — | — | — | County |
| 8 Jun 2002 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jun 2002 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jul 2001 | Hail | 0.88 in | — | — | — | — | County |
| 25 Jul 2001 | Hail | 1.25 in | — | — | — | — | County |
| 25 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 21 Jul 2001 | Hail | 1.00 in | — | $10K | — | — | County |
| 21 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 20 Jul 2001 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2001 | Hail | 1.25 in | — | — | — | — | County |
| 20 Jul 2001 | Hail | 1.00 in | — | — | — | — | County |
| 18 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 17 Jul 2001 | Hail | 0.88 in | — | $45K | — | — | County |
| 17 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 17 Jul 2001 | Hail | 0.88 in | — | — | — | — | County |
| 5 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jul 2001 | Hail | 0.88 in | — | — | — | — | County |
| 11 Aug 2000 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2000 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 20 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 20 Jul 2000 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 9 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 9 Jul 2000 | Hail | 0.88 in | — | — | — | — | County |
| 5 Jul 2000 | Hail | 1.25 in | — | — | — | — | County |
| 5 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 4 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 4 Jul 2000 | Hail | 0.88 in | — | — | — | — | County |
| 4 Jul 2000 | Hail | 0.75 in | — | — | — | — | County |
| 15 Aug 1999 | Hail | 0.75 in | — | — | — | — | County |
| 15 Aug 1999 | Hail | 0.75 in | — | — | — | — | County |
| 15 Aug 1999 | Hail | 0.75 in | — | — | — | — | County |
| 15 Aug 1999 | Hail | 1.00 in | — | — | — | — | County |
| 18 Jul 1999 | Hail | 0.75 in | — | — | — | — | County |
| 8 Jun 1999 | Hail | 0.75 in | — | — | — | — | County |
| 29 May 1999 | Hail | 0.88 in | — | — | — | — | County |
| 18 Sep 1998 | Hail | 1.00 in | — | — | — | — | County |
| 18 Sep 1998 | Hail | 0.75 in | — | — | — | — | County |
| 6 Jul 1998 | Hail | 0.75 in | — | — | — | — | County |
| 6 Jul 1998 | Hail | 1.75 in | — | — | — | — | County |
| 6 Jul 1998 | Hail | 1.75 in | $12K | $30K | — | — | County |
| 6 Jul 1998 | Hail | 0.88 in | — | — | — | — | County |
| 23 Jun 1998 | Hail | 0.88 in | — | — | — | — | County |
| 17 Jul 1997 | Hail | 0.75 in | — | — | — | — | County |
| 18 Jun 1997 | Hail | 0.75 in | — | — | — | — | County |
| 18 Jun 1997 | Hail | 1.00 in | — | — | — | — | County |
| 18 Jun 1997 | Hail | 1.00 in | — | — | — | — | County |
| 21 Jul 1996 | Hail | 0.75 in | — | — | — | — | County |
| 24 Jun 1996 | Hail | 1.00 in | — | — | — | — | County |
| 14 Jun 1996 | Hail | 0.75 in | — | — | — | — | County |
| 26 Aug 1995 | Hail | 0.75 in | — | — | — | — | County |
| 17 Aug 1995 | Hail | 2.50 in | — | — | — | — | County |
| 29 Jul 1995 | Hail | 0.01 in | — | — | — | — | County |
| 29 Jun 1991 | Hail | 1.50 in | — | — | — | — | County |
| 22 Jun 1991 | Hail | 1.75 in | — | — | — | — | County |
| 22 Jun 1991 | Hail | 2.50 in | — | — | — | — | County |
| 21 May 1991 | Hail | 1.75 in | — | — | — | — | County |
| 20 Jun 1986 | Hail | 1.00 in | — | — | — | — | County |
| 1 Aug 1981 | Hail | 2.00 in | — | — | — | — | County |
| 9 Jul 1976 | Hail | 1.75 in | — | — | — | — | County |
| 7 Aug 1975 | Hail | 1.00 in | — | — | — | — | County |
| 17 Jul 1975 | Hail | 0.75 in | — | — | — | — | County |
| 3 Jul 1969 | Hail | 4.50 in | — | — | — | — | County |
| 25 Jun 1967 | Hail | 1.50 in | — | — | — | — | County |
| 4 Jun 1962 | Hail | 0.75 in | — | — | — | — | County |
| 20 Jun 1960 | Hail | 1.25 in | — | — | — | — | County |
Questions and answers
How many hail events has Prairie County had?
185 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 Prairie County?
21 Aug 2025 (Hail, 1.00 in). Records reach NCEI about 120 days after the month ends.
What was the most damaging hail event recorded in Prairie County?
The hail of 17 Jul 2001, with property damage estimated by NCEI at $0 and crop damage at $45K.
How does Prairie County compare with Montana for hail?
10.7 events per 100 square miles against 5.8 statewide; the county holds 185 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.