Alert archive / Pennsylvania / Extreme Cold Warnings in 2026
Extreme Cold Warning 5, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this extreme cold warning at Feb 5, 2026, 11:57 AM EST for 10 counties in Pennsylvania; Preston County, Tucker County, West Virginia. It took effect at Feb 7, 2026, 1:00 AM EST. It was in force for 33 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 5, 2026, 11:57 AM EST (16:57 UTC)
- In effect from
- Feb 7, 2026, 1:00 AM EST
- Expired
- Feb 8, 2026, 10:00 AM EST
- In force
- 33 hr
- Issued by
- NWS Pittsburgh, PA
Counties Armstrong County, PA, Butler County, PA, Clarion County, PA, Fayette County, PA, Forest County, PA, Indiana County, PA, Jefferson County, PA, Mercer County, PA, Venango County, PA, Westmoreland County, PA, Preston County, WV, Tucker County, WV
The radar
The Pittsburgh radar (KPBZ), 59 km from the middle of the area, began a volume at 17:00 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 5.0 hours before the alert went out and 262 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
- 1517 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this extreme cold 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 extreme cold warning went out at Feb 5, 6:44 AM EST, 5 hours 13 minutes earlier.
Area forecast discussion, Feb 5, 6:44 AM EST, 5 hours 13 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Feb 5, 2:45 AM EST, 9 hours 12 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 5, 2:09 AM EST | Extreme Cold Watch | PBZ | Armstrong, Butler, Clarion, Fayette, Forest, Indiana and 4 more | 10 hr |
| Feb 5, 12:04 PM EST | Cold Weather Advisory | PBZ | Allegheny, Beaver, Fayette, Greene, Lawrence, Mercer and 3 more | 70 hr |
| Feb 5, 12:25 PM EST | Winter Weather Advisory | PBZ | Fayette, Indiana, Westmoreland | 42 hr |
| Feb 5, 12:25 PM EST | Winter Storm Warning | PBZ | Preston, Tucker | 42 hr |
Nearby
Extreme Cold Warnings in Pennsylvania, 2026Extreme Cold Warnings in West Virginia, 2026Every extreme cold 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.