County Hazards

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Winter in Fallon County, Montana

71 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.

71 events · 0 deaths recorded · peak month March · county share of state 0.8%

Winter event locations in and around Fallon County. Boundaries: US Census Bureau.

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.

Fallon County, Montana, has 71 winter events in the NCEI record since 1950, with at least one in 23 different years.

March is the busiest month, with 14 of the recorded events. The last 20 years account for 44 events against 27 in the 20 years before, a change that reflects reporting practice as much as weather.

The county holds 0.8% of the 8,475 winter events recorded in Montana; its 4.4 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

MeasureFallon CountyMontanaUS
Winter events since 1950718,475287,339
Per 100 square miles4.45.88.1
Per 10,000 residents235.376.78.7
Deaths recorded0862,509
Busiest monthMarchDecemberJanuary

By year

195019882026
Winter events recorded in Fallon County per year, 1950 to 2026 (2026 is partial).

Seasonality

Jan
7
Feb
7
Mar
14
Apr
13
May
3
Jun
0
Jul
0
Aug
0
Sep
1
Oct
5
Nov
9
Dec
12
Winter events in Fallon County by month of occurrence, all years.

Recorded events

All 71 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.

DateEvent typeMagnitudeProperty damageCrop damageDeathsInjuriesGeography
15 Dec 2024Winter Weather—————Forecast zone
24 Mar 2024Winter Storm—————Forecast zone
25 Oct 2023Winter Storm—————Forecast zone
11 Mar 2023Blizzard—————Forecast zone
21 Dec 2022Blizzard—————Forecast zone
14 Dec 2022Blizzard—————Forecast zone
12 Dec 2022Winter Storm—————Forecast zone
9 Nov 2022Winter Storm—————Forecast zone
23 Apr 2022Blizzard—————Forecast zone
12 Apr 2022Blizzard—————Forecast zone
20 Feb 2022Winter Storm—————Forecast zone
12 Oct 2021Winter Storm—————Forecast zone
29 Nov 2019Winter Storm—————Forecast zone
9 Oct 2019Winter Storm—————Forecast zone
16 Feb 2019Winter Storm—————Forecast zone
5 Mar 2018Blizzard—————Forecast zone
4 Mar 2018Winter Storm—————Forecast zone
7 Feb 2018Winter Storm—————Forecast zone
25 Dec 2016Blizzard—————Forecast zone
25 Dec 2016Winter Storm—————Forecast zone
28 Nov 2016Winter Storm—————Forecast zone
8 Apr 2015Winter Storm—————Forecast zone
9 Nov 2014Winter Storm—————Forecast zone
30 Mar 2014Blizzard—————Forecast zone
2 Dec 2013Winter Storm—————Forecast zone
13 Apr 2013Winter Storm—————Forecast zone
8 Apr 2013Winter Storm—————Forecast zone
21 Mar 2013Winter Storm—————Forecast zone
30 Apr 2011Blizzard—————Forecast zone
18 Apr 2011Winter Storm—————Forecast zone
19 Feb 2011Winter Storm—————Forecast zone
9 Nov 2010Winter Storm—————Forecast zone
24 Jan 2010Blizzard—————Forecast zone
22 Jan 2010Winter Storm—————Forecast zone
25 Dec 2009Winter Storm—————Forecast zone
29 Mar 2009Blizzard—————Forecast zone
23 Mar 2009Blizzard—————Forecast zone
12 Jan 2009Blizzard—————Forecast zone
8 Jan 2009Ice Storm—————Forecast zone
26 Dec 2008Winter Storm—————Forecast zone
13 Dec 2008Blizzard—————Forecast zone
10 Oct 2008Winter Storm—————Forecast zone
1 May 2008Winter Storm—————Forecast zone
17 Jan 2008Winter Storm—————Forecast zone
19 Apr 2006Blizzard—————Forecast zone
18 Apr 2006Blizzard—————Forecast zone
4 Oct 2005Heavy Snow—————Forecast zone
12 May 2005Heavy Snow—————Forecast zone
29 Feb 2004Heavy Snow—————Forecast zone
26 Dec 2003Blizzard—————Forecast zone
9 Mar 2003Heavy Snow—————Forecast zone
9 Mar 2003Heavy Snow—————Forecast zone
7 Mar 2003Heavy Snow—————Forecast zone
8 May 2002Heavy Snow—————Forecast zone
18 Apr 2002Heavy Snow—————Forecast zone
20 Mar 2002Heavy Snow—————Forecast zone
8 Mar 2002Heavy Snow—————Forecast zone
13 Jan 2002Blizzard—————Forecast zone
7 Nov 2000Heavy Snow—————Forecast zone
1 Nov 2000Blizzard—————Forecast zone
1 Nov 2000Blizzard—————Forecast zone
1 Nov 2000Blizzard—————Forecast zone
22 Sep 2000Heavy Snow—————Forecast zone
26 Feb 2000Blizzard—————Forecast zone
3 Apr 1999Heavy Snow—————Forecast zone
1 Apr 1999Heavy Snow—————Forecast zone
10 Jan 1999Ice Storm—————Forecast zone
30 Dec 1998Ice Storm—————Forecast zone
28 Mar 1998Heavy Snow—————Forecast zone
25 Feb 1998Blizzard—————Forecast zone
4 Apr 1997Blizzard—————Forecast zone

Questions and answers

How many winter events has Fallon County had?

71 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 Fallon County?

15 Dec 2024 (Winter Weather). Records reach NCEI about 120 days after the month ends.

What was the most damaging winter event recorded in Fallon County?

NCEI records no damage estimate for events of this type in the county.

How does Fallon County compare with Montana for winter?

4.4 events per 100 square miles against 5.8 statewide; the county holds 71 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.