Pennsylvania, 2025Winter Storm and Winter Weather in Pennsylvania, January 3 to 4, 2025
January 3 to 4, 2025 · NWS PBZ · 11 events in 9 counties and zones
The passage of a shortwave trough and associated surface cold front led to a period of steady snow at first on January 3rd, followed by a period of banded snow showers and some snow squalls, with some snow lasting into the 4th. Several reports of greatly reduced visibility and traffic accidents were received as a result of the squalls.
Every event with a place to put it; 11 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 11
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The passage of a shortwave trough and associated surface cold front led to a period of steady snow at first on January 3rd, followed by a period of banded snow showers and some snow squalls, with some snow lasting into the 4th. Several reports of greatly reduced visibility and traffic accidents were received as a result of the squalls.
Away from the ridges, snow totals generally ranged from 1 to 4 inches, with isolated higher totals, particularly around I-80. The Laurels and other ridge areas saw snow totals from 3 to 6 inches with isolated higher totals here as well.
Winter Storm, Higher Elevations of Indiana County
- When
- January 3, 8:00 AM EST to January 4, 10:00 AM EST
- Where
- Higher Elevations of Indiana County forecast zone
- Reported by
- Public
- Coordinates
- 40.652, -79.087 (the zone’s center; the record gives no point)
A total of 6.8 inches was reported at Armagh, and 6 inches fell at Brush Valley.
Winter Storm, Jefferson
- When
- January 3, 8:00 AM EST to January 4, 10:00 AM EST
- Where
- Jefferson forecast zone
- Reported by
- Public
- Coordinates
- 41.128, -78.999 (the zone’s center; the record gives no point)
A total of 9 inches was repotted at Reynoldsville, with 6 inches reported at Brookeville.
Winter Weather, Butler
- When
- January 3, 8:00 AM EST to January 4, 10:00 AM EST
- Where
- Butler forecast zone
- Reported by
- CoCoRaHS
- Coordinates
- 40.912, -79.913 (the zone’s center; the record gives no point)
A few reports of 3 to 5 inches of snow were received, with the highest total of 5.5 inches recorded near Fox Run.
Winter Weather, Clarion
- When
- January 3, 8:00 AM EST to January 4, 10:00 AM EST
- Where
- Clarion forecast zone
- Reported by
- CoCoRaHS
- Coordinates
- 41.192, -79.421 (the zone’s center; the record gives no point)
A total of 4.9 inches of snow was reported at Strattanville.
Winter Weather, Indiana County
- When
- January 3, 8:00 AM EST to January 4, 10:00 AM EST
- Where
- Indiana County forecast zone
- Reported by
- Public
- Coordinates
- 40.652, -79.087 (the zone’s center; the record gives no point)
Several reports of 2 to 5 inches of snow were received, with the highest total of 5.5 inches reported at Lucerne Mines.
Winter Weather, Venango
- When
- January 3, 8:00 AM EST to January 4, 10:00 AM EST
- Where
- Venango forecast zone
- Reported by
- Public
- Coordinates
- 41.401, -79.758 (the zone’s center; the record gives no point)
While 2 to 4 inches fell in much of the county, a report of 7.5 inches was received near Franklin as a result of lake effect banding.
Winter Weather, Lawrence
- When
- January 3, 8:00 AM EST to January 4, 10:00 AM EST
- Where
- Lawrence forecast zone
- Reported by
- Public
- Coordinates
- 40.991, -80.334 (the zone’s center; the record gives no point)
A total of 4.3 inches fell near New Castle.
Winter Weather, Mercer
- When
- January 3, 1:54 PM EST
- Where
- Mercer forecast zone
- Reported by
- Law Enforcement
- Coordinates
- 41.302, -80.258 (the zone’s center; the record gives no point)
Snow squall. Multi-vehicle accident on I-80 eastbound, 6 miles west of exit 15. Visibility below one-quarter mile was a contributing factor.
Winter Weather, Allegheny
- When
- January 3, 3:30 PM EST
- Where
- Allegheny forecast zone
- Reported by
- NWS Employee
- Coordinates
- 40.469, -79.981 (the zone’s center; the record gives no point)
Snow squall. Whiteout conditions reported at Stoops Ferry, with visibility below one eighth of a mile. Multiple accidents on Stoops Ferry Road, Shafer Road, and Flaugherty Run Road.
Winter Weather, Allegheny
- When
- January 3, 3:30 PM EST
- Where
- Allegheny forecast zone
- Reported by
- ASOS
- Coordinates
- 40.469, -79.981 (the zone’s center; the record gives no point)
The ASOS at Pittsburgh International Airport reported visibility down to 1/4 mile. Wind gusts to 33 MPH.
Winter Weather, Clarion
- When
- January 3, 4:31 PM EST
- Where
- Clarion forecast zone
- Reported by
- NWS Employee
- Coordinates
- 41.192, -79.421 (the zone’s center; the record gives no point)
Snow squall. I-80 westbound between exit 60 and exit 45 was closed due to a multi-vehicle crash, with visibility below 1/4 mile a contributing factor.
- Winter Storm
- A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.
- Winter Weather
- Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Winter Weather in Pennsylvania, January 3 to 4, 20251 injured · 10 events
- Marine Thunderstorm Winds in North Atlantic Coastal Waters, January 3, 202550 kt wind · 13 events
- Winter Storm and Winter Weather in Maryland, January 3 to 4, 202511 events
- Heavy Snow and Winter Weather in Montana, January 3 to 4, 202511 events
- Winter Weather in Virginia, January 3 to 4, 202510 events
- Lake-Effect Snow and Winter Weather in Ohio, January 3 to 4, 20259 events
- Heavy Snow and Winter Weather in Washington, January 3 to 8, 20257 events
- Winter Weather in North Carolina, January 3, 20255 events
- Winter Weather in Virginia, January 3 to 4, 20255 events
- Extreme Cold and Heavy Snow in Montana, January 3 to 5, 20255 events
- Tornado and Flood in California, January 3, 20254 events
- High Wind in California, January 3 to 4, 202572 kt wind · 4 events
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 1233224, 1233228, 1237993, 1237994, 1237996, 1237997, 1237998, 1233233, 1233235, 1233236, 1233237.