Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 52, NWS State College, PA

June 23, 20244 counties in Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Jun 23, 2024, 5:17 PM EDT for 4 counties in Pennsylvania. It was in force for 43 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: Jun 23, 2024, 5:17 PM EDT (21:17 UTC)
Expired: Jun 23, 2024, 6:00 PM EDT
In force: 43 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Bedford County, PA, Blair County, PA, Cambria County, PA, Somerset County, PA

The radar

The State College radar (KCCX), 93 km from the middle of the area, began a volume at 21:19 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 23, 4:33 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 9.3 hours before the alert went out and 125 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: 293 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 1223 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 165 m²/s²
0-3 km storm-relative helicity: 164 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 3.4

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 Jun 23, 2:56 PM EDT, 2 hours 21 minutes earlier.

Area forecast discussion, Jun 23, 2:56 PM EDT, 2 hours 21 minutes before

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Hazardous weather outlook, Jun 23, 4:34 PM EDT, 43 minutes before

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In the hours before

Special weather statement, Jun 23, 4:07 PM EDT, 1 hour 10 minutes before

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Special weather statement, Jun 23, 4:18 PM EDT, 59 minutes before

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Special weather statement, Jun 23, 4:18 PM EDT, 59 minutes before

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Special weather statement, Jun 23, 4:40 PM EDT, 37 minutes before

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Special weather statement, Jun 23, 4:58 PM EDT, 19 minutes before

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      <p id="message2">
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Special weather statement, Jun 23, 5:14 PM EDT, 3 minutes before

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      <p id="message1">
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      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        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
Jun 22, 8:03 PM EDT	Severe Thunderstorm Warning	CTP	Columbia, Lycoming, Montour, Sullivan	57 min
Jun 22, 8:06 PM EDT	Special Weather Statement	CTP	Schuylkill	39 min
Jun 22, 8:37 PM EDT	Special Weather Statement	CTP	Columbia	38 min
Jun 22, 11:03 PM EDT	Special Weather Statement	CTP	Columbia	12 min
Jun 22, 11:20 PM EDT	Areal Flood Advisory	CTP	Columbia	107 min
Jun 23, 2:06 PM EDT	Special Weather Statement	CTP	Tioga	24 min
Jun 23, 2:20 PM EDT	Severe Thunderstorm Warning	CTP	Tioga	25 min
Jun 23, 2:27 PM EDT	Severe Thunderstorm Warning	CTP	Clinton, Lycoming	18 min
Jun 23, 3:37 PM EDT	Severe Thunderstorm Warning	CTP	Clearfield	38 min
Jun 23, 3:46 PM EDT	Special Weather Statement	CTP	Sullivan	29 min
Jun 23, 4:07 PM EDT	Special Weather Statement	CTP	Tioga	23 min
Jun 23, 4:18 PM EDT	Special Weather Statement	CTP	Clearfield	27 min
Jun 23, 4:18 PM EDT	Special Weather Statement	CTP	Lancaster	27 min
Jun 23, 4:40 PM EDT	Special Weather Statement	CTP	Centre	35 min
Jun 23, 4:58 PM EDT	Special Weather Statement	CTP	Potter, Tioga	47 min
Jun 23, 5:14 PM EDT	Special Weather Statement	CTP	Clinton	16 min
Jun 23, 5:29 PM EDT	Special Weather Statement	CTP	Lycoming	31 min
Jun 23, 5:36 PM EDT	Special Weather Statement	CTP	Cameron	24 min
Jun 23, 5:59 PM EDT	Special Weather Statement	CTP	Clinton	46 min
Jun 23, 5:59 PM EDT	Special Weather Statement	CTP	Bedford	31 min
Jun 23, 6:05 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clearfield	25 min
Jun 23, 6:28 PM EDT	Special Weather Statement	CTP	Huntingdon	32 min
Jun 23, 6:32 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clearfield, Clinton	43 min
Jun 23, 6:53 PM EDT	Special Weather Statement	CTP	Juniata, Mifflin	37 min
Jun 23, 7:15 PM EDT	Special Weather Statement	CTP	Union	30 min
Jun 23, 7:44 PM EDT	Special Weather Statement	CTP	Snyder	31 min
Jun 23, 7:58 PM EDT	Special Weather Statement	CTP	Centre	32 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2024 Every severe thunderstorm warning in 2024

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.