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Winter in McCone County, Montana
85 winter storms and snow events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Winter Storm, Winter Weather, Heavy Snow, Blizzard, Ice Storm, Lake-Effect Snow, Sleet.
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 85 winter events in McCone County, Montana, between 1950 and 2026, spread over 28 years.
December is the busiest month, with 23 of the recorded events. The last 20 years account for 53 events against 32 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1% of the 8,475 winter events recorded in Montana; its 3.2 per 100 square miles compares with 5.8 statewide.
Some winter weather and high wind events are recorded by NWS forecast zone rather than by county; zone-recorded events whose zone is named for the county are included and marked "Forecast zone" in the table.
Compared with Montana
| Measure | McCone County | Montana | US |
|---|---|---|---|
| Winter events since 1950 | 85 | 8,475 | 287,339 |
| Per 100 square miles | 3.2 | 5.8 | 8.1 |
| Per 10,000 residents | 494.8 | 76.7 | 8.7 |
| Deaths recorded | 0 | 86 | 2,509 |
| Busiest month | December | December | January |
By year
Seasonality
14Feb
12Mar
10Apr
8May
3Jun
0Jul
0Aug
0Sep
1Oct
4Nov
10Dec
23
Recorded events
All 85 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 |
|---|---|---|---|---|---|---|---|
| 23 Apr 2026 | Blizzard | — | — | — | — | — | Forecast zone |
| 12 Dec 2025 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 3 Feb 2025 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 8 Jan 2025 | Winter Weather | — | — | — | — | — | Forecast zone |
| 8 Dec 2024 | Blizzard | — | — | — | — | — | Forecast zone |
| 7 Feb 2024 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 24 Oct 2023 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 15 Dec 2022 | Blizzard | — | — | — | — | — | Forecast zone |
| 13 Dec 2022 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 9 Nov 2022 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 12 Apr 2022 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 12 Oct 2021 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 1 Apr 2020 | Winter Storm | — | — | — | — | — | Forecast zone |
| 9 Nov 2019 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 2 Feb 2019 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 4 Mar 2018 | Winter Storm | — | — | — | — | — | Forecast zone |
| 10 Jan 2018 | Winter Storm | — | — | — | — | — | Forecast zone |
| 13 Feb 2016 | Winter Weather | — | — | — | — | — | Forecast zone |
| 20 Nov 2013 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 14 Apr 2013 | Winter Storm | — | — | — | — | — | Forecast zone |
| 17 Mar 2013 | Winter Storm | — | — | — | — | — | Forecast zone |
| 3 Mar 2013 | Winter Storm | — | — | — | — | — | Forecast zone |
| 9 Nov 2012 | Winter Storm | — | — | — | — | — | Forecast zone |
| 20 Dec 2011 | Winter Weather | — | — | — | — | — | Forecast zone |
| 3 Dec 2011 | Winter Weather | — | — | — | — | — | Forecast zone |
| 5 Nov 2011 | Winter Storm | — | — | — | — | — | Forecast zone |
| 23 Mar 2011 | Winter Storm | — | — | — | — | — | Forecast zone |
| 19 Feb 2011 | Winter Storm | — | — | — | — | — | Forecast zone |
| 17 Feb 2011 | Winter Storm | — | — | — | — | — | Forecast zone |
| 22 Jan 2011 | Blizzard | — | — | — | — | — | Forecast zone |
| 16 Jan 2011 | Ice Storm | — | — | — | — | — | Forecast zone |
| 8 Jan 2011 | Winter Weather | — | — | — | — | — | Forecast zone |
| 29 Dec 2010 | Blizzard | — | — | — | — | — | Forecast zone |
| 29 Dec 2010 | Winter Storm | — | — | — | — | — | Forecast zone |
| 20 Dec 2010 | Winter Storm | — | — | — | — | — | Forecast zone |
| 24 Nov 2010 | Winter Storm | — | — | — | — | — | Forecast zone |
| 17 Sep 2010 | Winter Weather | — | — | — | — | — | Forecast zone |
| 24 Jan 2010 | Blizzard | — | $2K | — | — | — | Forecast zone |
| 5 Jan 2010 | Winter Storm | — | — | — | — | — | Forecast zone |
| 21 Dec 2009 | Winter Weather | — | — | — | — | — | Forecast zone |
| 29 Mar 2009 | Winter Weather | — | — | — | — | — | Forecast zone |
| 8 Jan 2009 | Ice Storm | — | — | — | — | — | Forecast zone |
| 8 Jan 2009 | Winter Weather | — | — | — | — | — | Forecast zone |
| 29 Dec 2008 | Winter Storm | — | — | — | — | — | Forecast zone |
| 28 Dec 2008 | Ice Storm | — | — | — | — | — | Forecast zone |
| 13 Dec 2008 | Blizzard | — | — | — | — | — | Forecast zone |
| 11 Oct 2008 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 28 Mar 2008 | Heavy Snow | — | — | — | — | 1 | Forecast zone |
| 13 Feb 2008 | Winter Weather | — | — | — | — | — | Forecast zone |
| 9 Apr 2007 | Winter Weather | — | — | — | — | — | Forecast zone |
| 28 Mar 2007 | Winter Weather | — | — | — | — | — | Forecast zone |
| 27 Feb 2007 | Winter Storm | — | — | — | — | — | Forecast zone |
| 11 Feb 2007 | Winter Weather | — | — | — | — | — | Forecast zone |
| 28 Dec 2006 | Winter Weather | — | — | — | — | — | Forecast zone |
| 28 Nov 2006 | Winter Weather | — | — | — | — | — | Forecast zone |
| 18 Apr 2006 | Blizzard | — | — | — | — | — | Forecast zone |
| 18 Mar 2006 | Winter Weather | — | — | — | — | — | Forecast zone |
| 26 Nov 2005 | Winter Storm | — | — | — | — | — | Forecast zone |
| 4 Oct 2005 | Winter Storm | — | — | — | — | — | Forecast zone |
| 11 May 2005 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 12 Jan 2005 | Blizzard | — | — | — | — | — | Forecast zone |
| 1 Jan 2005 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 31 Dec 2004 | Winter Storm | — | — | — | — | — | Forecast zone |
| 29 Dec 2004 | Winter Storm | — | — | — | — | — | Forecast zone |
| 10 Feb 2004 | Blizzard | — | — | — | — | — | Forecast zone |
| 24 Jan 2004 | Winter Storm | — | — | — | — | — | Forecast zone |
| 1 Jan 2004 | Winter Storm | — | — | — | — | — | Forecast zone |
| 26 Dec 2003 | Blizzard | — | — | — | — | — | Forecast zone |
| 7 May 2002 | Winter Storm | — | — | — | — | — | Forecast zone |
| 2 Apr 2001 | Winter Storm | — | — | — | — | — | Forecast zone |
| 27 Dec 2000 | Ice Storm | — | — | — | — | — | Forecast zone |
| 15 Dec 2000 | Blizzard | — | — | — | — | — | Forecast zone |
| 5 Nov 2000 | Winter Storm | — | — | — | — | — | Forecast zone |
| 13 Apr 2000 | Winter Storm | — | — | — | — | — | Forecast zone |
| 14 Feb 2000 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 11 May 1999 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 29 Dec 1998 | Winter Storm | — | — | — | — | — | Forecast zone |
| 4 Dec 1998 | Heavy Snow | — | — | — | — | — | Forecast zone |
| 9 Mar 1998 | Winter Storm | — | — | — | — | — | Forecast zone |
| 25 Feb 1998 | Blizzard | — | — | — | — | — | Forecast zone |
| 12 Mar 1997 | Winter Storm | — | — | — | — | — | Forecast zone |
| 28 Jan 1997 | Winter Storm | — | — | — | — | — | Forecast zone |
| 29 Dec 1996 | Winter Storm | — | — | — | — | — | Forecast zone |
| 16 Dec 1996 | Blizzard | — | — | — | — | — | Forecast zone |
| 10 Nov 1996 | Heavy Snow | — | — | — | — | — | Forecast zone |
Questions and answers
How many winter events has McCone County had?
85 events in the NCEI Storm Events record between 1950 and 2026. Reporting of winter storms and snow became far more complete after 1996, so early decades undercount.
When was the last recorded winter event in McCone County?
23 Apr 2026 (Blizzard). Records reach NCEI about 120 days after the month ends.
What was the most damaging winter event recorded in McCone County?
The blizzard of 24 Jan 2010, with property damage estimated by NCEI at $2K.
How does McCone County compare with Montana for winter?
3.2 events per 100 square miles against 5.8 statewide; the county holds 85 of the state's 8,475 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 Winter hub and the county page.