Alert archive / Pennsylvania / Snow Squall Warnings in 2026
Snow Squall Warning 13, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this snow squall warning at Jan 1, 2026, 1:03 AM EST for 6 counties in Pennsylvania. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 1, 2026, 1:03 AM EST (06:03 UTC)
- Expired
- Jan 1, 2026, 2:00 AM EST
- In force
- 57 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
Counties Allegheny County, PA, Fayette County, PA, Greene County, PA, Indiana County, PA, Washington County, PA, Westmoreland County, PA
The radar
The Pittsburgh radar (KPBZ), 50 km from the middle of the area, began a volume at 06:05 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 6.1 hours before the alert went out and 34 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 475 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 448 m²/s²
- 0-3 km storm-relative helicity
- 519 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this snow squall warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pittsburgh, PA wrote its last area forecast discussion before this snow squall warning went out at Jan 1, 12:58 AM EST, 5 minutes earlier.
Area forecast discussion, Jan 1, 12:58 AM EST, 5 minutes before
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Hazardous Weather Outlook National Weather Service Pittsburgh PA 100 PM EST Wed Dec 31 2025 OHZ048-057-058-068-011800- Coshocton-Muskingum-Guernsey-Noble- 100 PM EST Wed Dec 31 2025 This Hazardous Weather Outlook is for east central Ohio. .DAY ONE...This afternoon and tonight. Snow chances increase late this evening into the overnight time period; expect 1-2 inches of snow that could impact travel. Snow squalls could briefly occur. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Early morning snow Thursday could impact the morning rush hour. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. PAZ074-076-WVZ510>514-011800- Higher Elevations of Westmoreland-Higher Elevations of Fayette- Ridges of Eastern Monongalia and Northwestern Preston-Preston- Eastern Preston-Western Tucker-Eastern Tucker- 100 PM EST Wed Dec 31 2025 ...WINTER STORM WARNING IN EFFECT UNTIL 10 AM EST THURSDAY... This Hazardous Weather Outlook is for southwest Pennsylvania and northern West Virginia. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Winter Storm Warning. Heavy snow expected. Total snow accumulations between 6 and 9 inches. Winds gusting as high as 45 mph. Snow squall conditions will be possible during the evening and overnight. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Winter Storm Warning. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. OHZ039>041-049-050-059-069-PAZ007>009-013>016-020>022-029-031-073- 075-077-078-WVZ001>004-012-021-509-011800- Tuscarawas-Carroll-Columbiana-Harrison-Jefferson OH-Belmont-Monroe- Mercer-Venango-Forest-Lawrence-Butler-Clarion-Jefferson PA-Beaver- Allegheny-Armstrong-Washington-Greene-Westmoreland-Fayette-Indiana- Higher Elevations of Indiana-Hancock-Brooke-Ohio-Marshall-Wetzel- Marion-Monongalia- 100 PM EST Wed Dec 31 2025 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST THURSDAY... This Hazardous Weather Outlook is for east central Ohio, western Pennsylvania, and northern West Virginia. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Winter Weather Advisory. Total snow accumulations between 3 and 5 inches. Snow squall conditions will be possible during the evening and overnight. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Winter Weather Advisory. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures.
In the hours before
Local storm report, Jan 1, 12:16 AM EST, 47 minutes before
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</html>Local storm report, Jan 1, 1:03 AM EST, 0 minutes before
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</html>The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 31, 10:14 PM EST | Snow Squall Warning | PBZ | Butler, Clarion, Lawrence, Mercer, Venango | 61 min |
| Dec 31, 11:01 PM EST | Snow Squall Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Lawrence, Mercer and 1 more | 44 min |
| Dec 31, 11:09 PM EST | Snow Squall Warning | PBZ | Clarion, Forest, Jefferson | 36 min |
| Dec 31, 11:32 PM EST | Snow Squall Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Lawrence | 43 min |
| Dec 31, 11:38 PM EST | Snow Squall Warning | PBZ | Clarion, Jefferson | 37 min |
| Dec 31, 11:57 PM EST | Snow Squall Warning | PBZ | Beaver, Washington | 48 min |
| Dec 31, 11:59 PM EST | Snow Squall Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Washington, Westmoreland | 46 min |
| Jan 1, 12:01 AM EST | Snow Squall Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson | 44 min |
| Jan 1, 12:33 AM EST | Snow Squall Warning | PBZ | Washington | 42 min |
| Jan 1, 12:35 AM EST | Snow Squall Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Indiana, Washington and 1 more | 40 min |
| Jan 1, 12:36 AM EST | Snow Squall Warning | PBZ | Armstrong, Indiana, Jefferson | 39 min |
| Jan 1, 1:00 AM EST | Snow Squall Warning | PBZ | Greene, Washington | 60 min |
| Jan 1, 1:38 AM EST | Snow Squall Warning | PBZ | Greene, Washington | 67 min |
| Jan 1, 1:45 AM EST | Snow Squall Warning | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 30 min |
| Jan 1, 2:14 AM EST | Snow Squall Warning | PBZ | Fayette, Greene | 46 min |
| Jan 1, 12:08 PM EST | Winter Weather Advisory | PBZ | Preston, Tucker | 23 hr |
Nearby
Snow Squall Warnings in Pennsylvania, 2026Every snow squall warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.