County Hazards

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Winter in Warren County, Pennsylvania

108 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.

108 events · 0 deaths recorded · peak month December · county share of state 1.2%

Winter event locations in and around Warren 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.

NCEI records 108 winter events in Warren County, Pennsylvania, between 1950 and 2026, spread over 30 years.

December is the busiest month, with 39 of the recorded events. The last 20 years account for 61 events against 47 in the 20 years before, a change that reflects reporting practice as much as weather.

The county holds 1.2% of the 9,299 winter events recorded in Pennsylvania; its 12.2 per 100 square miles compares with 20.8 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 Pennsylvania

MeasureWarren CountyPennsylvaniaUS
Winter events since 19501089,299287,339
Per 100 square miles12.220.88.1
Per 10,000 residents28.37.28.7
Deaths recorded01302,509
Busiest monthDecemberJanuaryJanuary

By year

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

Seasonality

Jan
28
Feb
12
Mar
9
Apr
3
May
0
Jun
0
Jul
0
Aug
0
Sep
0
Oct
1
Nov
16
Dec
39
Winter events in Warren County by month of occurrence, all years.

Recorded events

All 108 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.

DateEvent typeMagnitudeProperty damageCrop damageDeathsInjuriesGeography
25 Jan 2026Heavy Snow—————Forecast zone
17 Jan 2026Winter Weather—————Forecast zone
1 Jan 2026Lake-Effect Snow—————Forecast zone
29 Dec 2025Winter Weather—————Forecast zone
10 Dec 2025Lake-Effect Snow—————Forecast zone
27 Nov 2025Lake-Effect Snow—————Forecast zone
10 Nov 2025Lake-Effect Snow—————Forecast zone
5 Dec 2024Lake-Effect Snow—————Forecast zone
2 Dec 2024Lake-Effect Snow—————Forecast zone
3 Feb 2022Winter Storm—————Forecast zone
16 Jan 2022Winter Storm—————Forecast zone
15 Feb 2021Winter Storm—————Forecast zone
24 Dec 2020Winter Storm—————Forecast zone
1 Dec 2020Winter Storm—————Forecast zone
19 Jan 2019Winter Storm—————Forecast zone
27 Nov 2018Lake-Effect Snow—————Forecast zone
1 Mar 2018Winter Storm—————Forecast zone
12 Dec 2017Lake-Effect Snow—————Forecast zone
29 Dec 2016Lake-Effect Snow—————Forecast zone
19 Nov 2016Lake-Effect Snow—————Forecast zone
15 Feb 2016Winter Storm—————Forecast zone
12 Jan 2016Lake-Effect Snow—————Forecast zone
18 Dec 2015Lake-Effect Snow—————Forecast zone
1 Feb 2015Winter Storm—————Forecast zone
11 Dec 2014Heavy Snow—————Forecast zone
20 Nov 2014Lake-Effect Snow—————Forecast zone
13 Nov 2014Lake-Effect Snow—————Forecast zone
2 Jan 2014Heavy Snow—————Forecast zone
14 Dec 2013Heavy Snow—————Forecast zone
26 Nov 2013Heavy Snow—————Forecast zone
1 Feb 2013Lake-Effect Snow—————Forecast zone
31 Jan 2013Lake-Effect Snow—————Forecast zone
22 Jan 2013Lake-Effect Snow—————Forecast zone
26 Dec 2012Winter Storm—————Forecast zone
21 Dec 2012Winter Storm—————Forecast zone
22 Apr 2012Heavy Snow—————Forecast zone
13 Jan 2012Lake-Effect Snow—————Forecast zone
1 Jan 2012Lake-Effect Snow—————Forecast zone
20 Feb 2011Heavy Snow—————Forecast zone
1 Feb 2011Winter Storm—————Forecast zone
13 Dec 2010Lake-Effect Snow—————Forecast zone
5 Dec 2010Lake-Effect Snow—————Forecast zone
11 Dec 2009Lake-Effect Snow—————Forecast zone
27 Jan 2009Winter Storm—————Forecast zone
10 Jan 2009Winter Storm—————Forecast zone
7 Jan 2009Lake-Effect Snow—————Forecast zone
21 Dec 2008Lake-Effect Snow—————Forecast zone
19 Dec 2008Winter Storm—————Forecast zone
6 Dec 2008Lake-Effect Snow—————Forecast zone
20 Nov 2008Lake-Effect Snow—————Forecast zone
16 Nov 2008Lake-Effect Snow—————Forecast zone
28 Oct 2008Lake-Effect Snow—————Forecast zone
4 Mar 2008Ice Storm—————Forecast zone
1 Feb 2008Winter Storm—————Forecast zone
15 Dec 2007Winter Storm—————Forecast zone
3 Dec 2007Lake-Effect Snow—————Forecast zone
7 Apr 2007Lake-Effect Snow—————Forecast zone
16 Mar 2007Heavy Snow—————Forecast zone
13 Feb 2007Heavy Snow—————Forecast zone
19 Jan 2007Lake-Effect Snow—————Forecast zone
9 Jan 2007Lake-Effect Snow—————Forecast zone
7 Dec 2006Lake-Effect Snow—————Forecast zone
5 Feb 2006Winter Storm—————Forecast zone
25 Jan 2006Winter Storm—————Forecast zone
16 Dec 2005Winter Storm—————Forecast zone
7 Dec 2005Heavy Snow—————Forecast zone
2 Dec 2005Heavy Snow—————Forecast zone
25 Nov 2005Heavy Snow—————Forecast zone
3 Apr 2005Heavy Snow—————Forecast zone
22 Jan 2005Winter Storm—————Forecast zone
19 Jan 2005Heavy Snow—————Forecast zone
17 Jan 2005Heavy Snow—————Forecast zone
5 Jan 2005Winter Storm—————Forecast zone
14 Dec 2004Heavy Snow—————Forecast zone
16 Mar 2004Heavy Snow—————Forecast zone
6 Feb 2004Ice Storm—————Forecast zone
19 Jan 2004Heavy Snow—————Forecast zone
7 Jan 2004Heavy Snow—————Forecast zone
14 Nov 2003Heavy Snow—————Forecast zone
25 Dec 2002Heavy Snow—————Forecast zone
10 Dec 2002Ice Storm—————Forecast zone
5 Dec 2002Heavy Snow—————Forecast zone
30 Nov 2002Heavy Snow—————Forecast zone
31 Jan 2002Ice Storm—————Forecast zone
4 Mar 2001Heavy Snow—$5K———Forecast zone
3 Feb 2001Heavy Snow—————Forecast zone
24 Dec 2000Heavy Snow—————Forecast zone
13 Dec 2000Winter Storm—————Forecast zone
5 Dec 2000Heavy Snow—————Forecast zone
21 Nov 2000Heavy Snow—————Forecast zone
26 Dec 1999Heavy Snow—————Forecast zone
24 Dec 1999Heavy Snow—————Forecast zone
6 Mar 1999Heavy Snow—————Forecast zone
4 Mar 1999Heavy Snow—————Forecast zone
14 Jan 1999Winter Storm—————Forecast zone
8 Jan 1999Winter Storm—————Forecast zone
2 Jan 1999Winter Storm—————Forecast zone
17 Dec 1998Heavy Snow—————Forecast zone
30 Dec 1997Heavy Snow—————Forecast zone
10 Dec 1997Heavy Snow—————Forecast zone
7 Dec 1997Heavy Snow—————Forecast zone
14 Nov 1997Heavy Snow—————Forecast zone
14 Mar 1997Ice Storm—————Forecast zone
6 Mar 1997Heavy Snow—————Forecast zone
24 Dec 1996Heavy Snow—————Forecast zone
28 Nov 1996Heavy Snow—————Forecast zone
10 Nov 1996Heavy Snow—————Forecast zone
2 Jan 1996Heavy Snow—————Forecast zone

Questions and answers

How many winter events has Warren County had?

108 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 Warren County?

25 Jan 2026 (Heavy Snow). Records reach NCEI about 120 days after the month ends.

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

The heavy snow of 4 Mar 2001, with property damage estimated by NCEI at $5K.

How does Warren County compare with Pennsylvania for winter?

12.2 events per 100 square miles against 20.8 statewide; the county holds 108 of the state's 9,299 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.