Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 155, NWS State College, PA

June 27, 2019Bedford County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Jun 27, 2019, 3:28 PM EDT for Bedford County, Pennsylvania. It was in force for 24 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 27, 2019, 3:28 PM EDT (19:28 UTC)
Expired: Jun 27, 2019, 3:52 PM EDT
In force: 24 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Bedford County, PA

The radar

The State College radar (KCCX), 110 km from the middle of the area, began a volume at 19:30 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 12:00Z, 7.5 hours before the alert went out and 144 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: 103 J/kg
Mixed-layer CIN: -93 J/kg
Mixed-layer LCL: 1432 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 33 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 27, 2:57 PM EDT, 31 minutes earlier.

Area forecast discussion, Jun 27, 2:57 PM EDT, 31 minutes before

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Hazardous weather outlook, Jun 27, 4:27 AM EDT, 11 hours 1 minute before

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In the hours before

Special weather statement, Jun 27, 1:48 PM EDT, 1 hour 40 minutes before

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Special weather statement, Jun 27, 2:42 PM EDT, 46 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 27, 1:48 PM EDT	Special Weather Statement	CTP	Fulton	27 min
Jun 27, 2:42 PM EDT	Special Weather Statement	CTP	Bedford	63 min
Jun 27, 2:52 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Fulton	53 min
Jun 27, 3:51 PM EDT	Areal Flood Advisory	CTP	Bedford	54 min
Jun 27, 6:17 PM EDT	Special Weather Statement	CTP	Bedford	28 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2019 Every severe thunderstorm warning in 2019

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.