Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 138, NWS State College, PA

July 25, 20226 counties in Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Jul 25, 2022, 8:00 AM EDT for 6 counties in Pennsylvania. It was in force for 45 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: Jul 25, 2022, 8:00 AM EDT (12:00 UTC)
Expired: Jul 25, 2022, 8:45 AM EDT
In force: 45 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Centre County, PA, Clinton County, PA, Huntingdon County, PA, Mifflin County, PA, Snyder County, PA, Union County, PA

The radar

The State College radar (KCCX), 41 km from the middle of the area, began a volume at 12:04 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, 0.0 hours before the alert went out and 208 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 220 J/kg
Mixed-layer CIN: -164 J/kg
Mixed-layer LCL: 1440 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 58 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 24, 6:32 PM EDT, 13 hours 28 minutes earlier.

Area forecast discussion, Jul 24, 6:32 PM EDT, 13 hours 28 minutes before

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Hazardous weather outlook, Jul 24, 7:23 PM EDT, 12 hours 37 minutes before

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  <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.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

Everything else NWS State College, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 24, 8:03 PM EDT	Special Weather Statement	CTP	Elk	42 min
Jul 24, 9:16 PM EDT	Special Weather Statement	CTP	Potter	29 min
Jul 24, 9:47 PM EDT	Special Weather Statement	CTP	Potter	28 min
Jul 24, 10:23 PM EDT	Special Weather Statement	CTP	Tioga	52 min
Jul 25, 12:08 AM EDT	Special Weather Statement	CTP	Warren	37 min
Jul 25, 12:43 AM EDT	Severe Thunderstorm Warning	CTP	Warren	77 min
Jul 25, 12:48 AM EDT	Tornado Warning	CTP	Warren	27 min
Jul 25, 1:32 AM EDT	Severe Thunderstorm Warning	CTP	Warren	43 min
Jul 25, 1:42 AM EDT	Special Weather Statement	CTP	McKean	33 min
Jul 25, 2:06 AM EDT	Special Weather Statement	CTP	Elk, McKean	54 min
Jul 25, 3:38 AM EDT	Special Weather Statement	CTP	Elk	37 min
Jul 25, 7:55 AM EDT	Special Weather Statement	CTP	Mifflin	35 min
Jul 25, 8:20 AM EDT	Special Weather Statement	CTP	Blair, Huntingdon, Juniata, Perry	40 min
Jul 25, 8:48 AM EDT	Special Weather Statement	CTP	Juniata, Northumberland, Snyder	42 min
Jul 25, 8:49 AM EDT	Special Weather Statement	CTP	Juniata, Northumberland, Snyder	41 min
Jul 25, 9:08 AM EDT	Special Weather Statement	CTP	Bedford, Huntingdon, Somerset	37 min
Jul 25, 9:43 AM EDT	Special Weather Statement	CTP	Perry	17 min
Jul 25, 9:46 AM EDT	Special Weather Statement	CTP	Schuylkill	14 min
Jul 25, 9:48 AM EDT	Special Weather Statement	CTP	Cumberland	42 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2022 Every severe thunderstorm warning in 2022

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.