Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 104, NWS State College, PA

July 1, 2022Clearfield County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Jul 1, 2022, 11:18 PM EDT for Clearfield County, Pennsylvania. It was in force for 42 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 1, 2022, 11:18 PM EDT (03:18 UTC)
Expired: Jul 2, 2022, 12:00 AM EDT
In force: 42 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Clearfield County, PA

The radar

The State College radar (KCCX), 40 km from the middle of the area, began a volume at 03:18 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, 3.3 hours before the alert went out and 152 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: 2066 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 1077 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 115 m²/s²
0-3 km storm-relative helicity: 134 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 6.6

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 1, 10:44 PM EDT, 34 minutes earlier.

Area forecast discussion, Jul 1, 10:44 PM EDT, 34 minutes before

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Hazardous weather outlook, Jul 1, 12:30 PM EDT, 10 hours 48 minutes before

Hazardous Weather Outlook
National Weather Service State College PA
1230 PM EDT Fri Jul 1 2022

PAZ004>006-010>012-017-018-024-033-037-041-021630-
Warren-McKean-Potter-Elk-Cameron-Northern Clinton-Clearfield-
Northern Centre-Cambria-Somerset-Tioga-Northern Lycoming-
1230 PM EDT Fri Jul 1 2022

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

A few strong thunderstorms may produce isolated damaging wind
gusts and possibly some hail this afternoon and evening.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

PAZ036-056>059-063>066-021630-
Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams-York-
Lancaster-
1230 PM EDT Fri Jul 1 2022

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

A few strong to marginally severe thunderstorms may produce isolated
damaging wind gusts and possibly some hail this afternoon and
evening.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Scattered severe thunderstorms capable of producing damaging winds,
marginally severe hail, and heavy downpours are possible Saturday
afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

PAZ019-025>028-034-035-042-045-046-049>053-021630-
Southern Centre-Blair-Huntingdon-Mifflin-Juniata-Bedford-Fulton-
Sullivan-Southern Clinton-Southern Lycoming-Union-Snyder-Montour-
Northumberland-Columbia-
1230 PM EDT Fri Jul 1 2022

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

A few strong to marginally severe thunderstorms may produce isolated
damaging wind gusts and possibly some hail this afternoon and
evening.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Isolated strong to severe thunderstorms capable of producing
damaging winds and marginally severe hail are possible Saturday
afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

MRS

In the hours before

Special weather statement, Jul 1, 9:35 PM EDT, 1 hour 43 minutes before

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Local storm report, Jul 1, 9:38 PM EDT, 1 hour 40 minutes before

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Special weather statement, Jul 1, 10:26 PM EDT, 52 minutes before

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Special weather statement, Jul 1, 10:48 PM EDT, 30 minutes before

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Special weather statement, Jul 1, 10:55 PM EDT, 23 minutes before

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Special weather statement, Jul 1, 11:10 PM EDT, 8 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
Jul 1, 8:45 PM EDT	Special Weather Statement	CTP	Sullivan	15 min
Jul 1, 8:56 PM EDT	Special Weather Statement	CTP	Lycoming	34 min
Jul 1, 9:31 PM EDT	Special Weather Statement	CTP	Sullivan	44 min
Jul 1, 9:35 PM EDT	Special Weather Statement	CTP	Forest	25 min
Jul 1, 9:56 PM EDT	Areal Flood Advisory	CTP	Sullivan	2 hr
Jul 1, 10:26 PM EDT	Special Weather Statement	CTP	Clearfield	19 min
Jul 1, 10:48 PM EDT	Special Weather Statement	CTP	Clearfield	27 min
Jul 1, 10:55 PM EDT	Special Weather Statement	CTP	Clearfield	20 min
Jul 1, 11:10 PM EDT	Special Weather Statement	CTP	Clearfield	20 min
Jul 1, 11:28 PM EDT	Special Weather Statement	CTP	Centre	17 min
Jul 1, 11:52 PM EDT	Special Weather Statement	CTP	Centre	23 min
Jul 2, 12:05 AM EDT	Severe Thunderstorm Warning	CTP	Centre	40 min
Jul 2, 12:15 AM EDT	Special Weather Statement	CTP	Mifflin	45 min
Jul 2, 12:17 AM EDT	Areal Flood Advisory	CTP	Lycoming, Sullivan, Tioga	118 min
Jul 2, 12:25 AM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton, Lycoming, Union	32 min
Jul 2, 12:33 AM EDT	Special Weather Statement	CTP	Sullivan	57 min
Jul 2, 12:43 AM EDT	Severe Thunderstorm Warning	CTP	Columbia, Lycoming, Sullivan	47 min
Jul 2, 12:47 AM EDT	Special Weather Statement	CTP	Cambria	43 min
Jul 2, 1:24 AM EDT	Special Weather Statement	CTP	Cambria, Somerset	36 min
Jul 2, 1:39 AM EDT	Special Weather Statement	CTP	Bedford, Blair	51 min
Jul 2, 2:22 AM EDT	Special Weather Statement	CTP	Huntingdon	23 min
Jul 2, 3:35 AM EDT	Special Weather Statement	CTP	Somerset	40 min
Jul 2, 3:56 AM EDT	Special Weather Statement	CTP	Bedford	49 min
Jul 2, 2:58 PM EDT	Special Weather Statement	CTP	Lancaster	32 min
Jul 2, 3:07 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, York	38 min
Jul 2, 3:42 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster	48 min
Jul 2, 4:11 PM EDT	Special Weather Statement	CTP	Adams	19 min
Jul 2, 4:30 PM EDT	Special Weather Statement	CTP	Adams	15 min
Jul 2, 4:33 PM EDT	Severe Thunderstorm Warning	CTP	Adams	57 min
Jul 2, 4:47 PM EDT	Special Weather Statement	CTP	Columbia	28 min
Jul 2, 5:04 PM EDT	Special Weather Statement	CTP	Lancaster	26 min
Jul 2, 5:05 PM EDT	Special Weather Statement	CTP	York	25 min
Jul 2, 5:35 PM EDT	Areal Flood Advisory	CTP	Lancaster	2 hr
Jul 2, 6:09 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, York	63 min
Jul 2, 7:02 PM EDT	Special Weather Statement	CTP	Berks	13 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.