Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 150, NWS State College, PA

June 2, 2019Lancaster County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Jun 2, 2019, 5:55 PM EDT for Lancaster County, Pennsylvania. It was in force for 51 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 2, 2019, 5:55 PM EDT (21:55 UTC)
Expired
Jun 2, 2019, 6:46 PM EDT
In force
51 min
Issued by
NWS State College, PA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Lancaster County, PA

The radar

The Dover AFB radar (KDOX), 152 km from the middle of the area, began a volume at 21:55 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.

IssuedProductOfficeLasted
Jun 2, 3:05 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 9.9 hours before the alert went out and 157 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-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2019-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2019-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1413 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
94 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 2, 5:16 PM EDT, 39 minutes earlier.

Area forecast discussion, Jun 2, 5:16 PM EDT, 39 minutes before
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Hazardous weather outlook, Jun 2, 3:40 PM EDT, 2 hours 15 minutes before
Hazardous Weather Outlook
National Weather Service State College PA
340 PM EDT Sun Jun 2 2019

PAZ004>006-010-011-037-031945-
Warren-McKean-Potter-Elk-Cameron-Tioga-
340 PM EDT Sun Jun 2 2019

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

PAZ012-017>019-024>028-033-034-041-042-045-046-049>053-056>059-063-
031945-
Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria-
Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Northern Lycoming-
Sullivan-Southern Clinton-Southern Lycoming-Union-Snyder-Montour-
Northumberland-Columbia-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-
340 PM EDT Sun Jun 2 2019

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

PAZ035-036-064>066-031945-
Fulton-Franklin-Adams-York-Lancaster-
340 PM EDT Sun Jun 2 2019

...SEVERE THUNDERSTORM WATCH 318 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to
weather.gov/StateCollege on the internet for more
information about the following hazards.

   Severe Thunderstorm Watch.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

In the hours before

Local storm report, Jun 2, 1:28 PM EDT, 4 hours 27 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE STATE COLLEGE PA
128 PM EDT SUN JUN 02 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0640 PM     TSTM WND DMG     1 SE ALLEGHENY SPRINGS  41.82N  79.29W
06/01/2019                   WARREN             PA   911 CALL CENTER

            6 TREES DOWN ON DUNNS EDDY RD.

0640 PM     TSTM WND DMG     COLUMBUS                41.95N  79.58W
06/01/2019                   WARREN             PA   911 CALL CENTER

            TREES DOWN ON PLANK RD.

0640 PM     TSTM WND DMG     COLUMBUS                41.95N  79.58W
06/01/2019                   WARREN             PA   911 CALL CENTER

            TREE DOWN ON MOBILE HOME

0645 PM     TSTM WND DMG     WARREN                  41.84N  79.14W
06/01/2019                   WARREN             PA   911 CALL CENTER

            TREES AND WIRES DOWN

1110 AM     HEAVY RAIN       RUSSELL                 41.92N  79.14W
06/02/2019  M1.13 INCH       WARREN             PA   SOCIAL MEDIA

            24-HOUR RAINFALL.

&&

EVENT NUMBER CTP1901430 CTP1901431 CTP1901432 CTP1901429 CTP1901428

TRAVIS
Special weather statement, Jun 2, 4:34 PM EDT, 1 hour 21 minutes before
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Special weather statement, Jun 2, 5:09 PM EDT, 46 minutes before
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Special weather statement, Jun 2, 5:14 PM EDT, 41 minutes before
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Special weather statement, Jun 2, 5:21 PM EDT, 34 minutes before
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Special weather statement, Jun 2, 5:42 PM EDT, 13 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 8:02 PM EDTSpecial Weather StatementCTPColumbia, Dauphin, Juniata, Lebanon, Montour, Northumberland and 3 more28 min
Jun 1, 8:22 PM EDTSpecial Weather StatementCTPAdams, Cumberland, Franklin, Fulton, Perry, York53 min
Jun 1, 8:29 PM EDTAreal Flood AdvisoryCTPColumbia, Juniata, Montour, Northumberland, Snyder3 hr
Jun 1, 8:40 PM EDTAreal Flood AdvisoryCTPCumberland, Franklin, Fulton, Huntingdon, Perry3 hr
Jun 1, 8:40 PM EDTSpecial Weather StatementCTPColumbia, Dauphin, Lebanon, Northumberland, Schuylkill80 min
Jun 1, 9:39 PM EDTSpecial Weather StatementCTPAdams66 min
Jun 1, 10:02 PM EDTSpecial Weather StatementCTPFranklin28 min
Jun 1, 10:08 PM EDTSpecial Weather StatementCTPFulton37 min
Jun 1, 11:26 PM EDTSpecial Weather StatementCTPAdams34 min
Jun 2, 3:53 PM EDTSevere Thunderstorm WarningCTPFranklin65 min
Jun 2, 4:34 PM EDTSpecial Weather StatementCTPYork26 min
Jun 2, 4:48 PM EDTSevere Thunderstorm WarningCTPAdams27 min
Jun 2, 5:09 PM EDTSpecial Weather StatementCTPCumberland36 min
Jun 2, 5:14 PM EDTSpecial Weather StatementCTPLancaster31 min
Jun 2, 5:21 PM EDTSpecial Weather StatementCTPCumberland24 min
Jun 2, 5:29 PM EDTAreal Flood AdvisoryCTPAdams, Cumberland3 hr
Jun 2, 5:42 PM EDTSpecial Weather StatementCTPYork33 min
Jun 2, 5:59 PM EDTSpecial Weather StatementCTPDauphin31 min
Jun 2, 6:24 PM EDTSpecial Weather StatementCTPLancaster36 min
Jun 2, 6:29 PM EDTSpecial Weather StatementCTPDauphin31 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2019Every 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.