Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 87, NWS State College, PA

June 6, 2026Lancaster County, York County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Jun 6, 2026, 6:09 PM EDT for Lancaster County, York County, Pennsylvania. It was in force for 46 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 6, 2026, 6:09 PM EDT (22:09 UTC)
Expired: Jun 6, 2026, 6:55 PM EDT
In force: 46 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Lancaster County, PA, York County, PA

The radar

The Sterling radar (KLWX), 141 km from the middle of the area, began a volume at 22:11 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 6, 1:42 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 10.2 hours before the alert went out and 139 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1674 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 138 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 Jun 6, 4:27 PM EDT, 1 hour 42 minutes earlier.

Area forecast discussion, Jun 6, 4:27 PM EDT, 1 hour 42 minutes before

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Hazardous weather outlook, Jun 6, 4:04 AM EDT, 14 hours 5 minutes before

Hazardous Weather Outlook
National Weather Service State College PA
404 AM EDT Sat Jun 6 2026

PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053-
056>059-063>066-070815-
Warren-McKean-Potter-Elk-Cameron-Northern Clinton-Clearfield-
Northern Centre-Southern Centre-Cambria-Blair-Huntingdon-Mifflin-
Juniata-Somerset-Bedford-Fulton-Franklin-Tioga-Northern Lycoming-
Sullivan-Southern Clinton-Southern Lycoming-Union-Snyder-Montour-
Northumberland-Columbia-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-
Adams-York-Lancaster-
404 AM EDT Sat Jun 6 2026

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...Today and tonight.

Severe thunderstorms with damaging winds 60 mph or greater and large
hail exceeding 1 inch in diameter are possible this afternoon and
evening.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

In the hours before

Local storm report, Jun 6, 4:45 PM EDT, 1 hour 24 minutes before

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Local storm report, Jun 6, 4:56 PM EDT, 1 hour 13 minutes before

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Local storm report, Jun 6, 5:10 PM EDT, 59 minutes before

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Local storm report, Jun 6, 5:28 PM EDT, 41 minutes before

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Local storm report, Jun 6, 5:38 PM EDT, 31 minutes before

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Local storm report, Jun 6, 5:51 PM EDT, 18 minutes before

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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 6, 1:14 PM EDT	Special Weather Statement	CTP	McKean, Warren	46 min
Jun 6, 1:22 PM EDT	Severe Thunderstorm Warning	CTP	Warren	23 min
Jun 6, 2:01 PM EDT	Special Weather Statement	CTP	McKean, Potter	44 min
Jun 6, 2:13 PM EDT	Special Weather Statement	CTP	Cameron, Clearfield, Elk	32 min
Jun 6, 2:34 PM EDT	Special Weather Statement	CTP	Elk	56 min
Jun 6, 2:49 PM EDT	Severe Thunderstorm Warning	CTP	Cambria, Clearfield	41 min
Jun 6, 3:00 PM EDT	Severe Thunderstorm Warning	CTP	Cameron, Clearfield, Elk	60 min
Jun 6, 3:04 PM EDT	Special Weather Statement	CTP	Potter	41 min
Jun 6, 3:14 PM EDT	Severe Thunderstorm Warning	CTP	Cambria, Somerset	61 min
Jun 6, 3:26 PM EDT	Severe Thunderstorm Warning Destructive damage threat	CTP	Bedford, Somerset	49 min
Jun 6, 3:33 PM EDT	Severe Thunderstorm Warning	CTP	Blair, Cambria, Centre, Clearfield, Huntingdon	42 min
Jun 6, 3:42 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clearfield, Clinton	78 min
Jun 6, 3:52 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton, Lycoming, Mifflin, Northumberland, Snyder and 1 more	38 min
Jun 6, 3:57 PM EDT	Severe Thunderstorm Warning Destructive damage threat	CTP	Bedford, Fulton, Huntingdon	63 min
Jun 6, 4:02 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming, Sullivan, Tioga	28 min
Jun 6, 4:15 PM EDT	Special Weather Statement	CTP	Dauphin, Juniata, Perry	30 min
Jun 6, 4:28 PM EDT	Severe Thunderstorm Warning	CTP	Columbia, Montour, Northumberland, Schuylkill, Snyder, Union	62 min
Jun 6, 4:30 PM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Cumberland, Franklin	60 min
Jun 6, 4:36 PM EDT	Special Weather Statement	CTP	Columbia, Sullivan	39 min
Jun 6, 4:50 PM EDT	Severe Thunderstorm Warning	CTP	Dauphin, Juniata, Northumberland, Perry, Snyder	40 min
Jun 6, 4:55 PM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Adams, Franklin, York	65 min
Jun 6, 5:14 PM EDT	Severe Thunderstorm Warning	CTP	Dauphin, Lebanon, Perry	61 min
Jun 6, 5:33 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, York	57 min
Jun 6, 5:42 PM EDT	Severe Thunderstorm Warning	CTP	Schuylkill	32 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2026 Every severe thunderstorm 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.