Alert archive / Pennsylvania / Special Weather Statements in 2017

Special Weather Statement, NWS State College, PA

March 3, 20179 counties in Pennsylvania

NWS State College, PA issued this special weather statement at Mar 3, 2017, 2:25 PM EST for 9 counties in Pennsylvania. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 3, 2017, 2:25 PM EST (19:25 UTC)
Expired
Mar 3, 2017, 3:30 PM EST
In force
65 min
Issued by
NWS State College, PA

Counties Adams County, PA, Bedford County, PA, Cumberland County, PA, Franklin County, PA, Fulton County, PA, Juniata County, PA, Perry County, PA, Somerset County, PA, York County, PA

The radar

The State College radar (KCCX), 129 km from the middle of the area, began a volume at 19:25 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

Washington/Dulle, VA (KIAD), launched 12:00Z, 7.4 hours before the alert went out and 155 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 2017-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2017-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -136 square meters per square second.1939587897117136156Sfc1 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
950 m above ground
0-6 km bulk shear
93 kt
0-1 km storm-relative helicity
-136 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 3, 9:55 AM ESTSpecial Weather StatementCTPMcKean, Warren95 min
Mar 3, 11:00 AM ESTSpecial Weather StatementCTPCameron, Elk, McKean, Potter60 min
Mar 3, 11:29 AM ESTSpecial Weather StatementCTPDauphin, Perry61 min
Mar 3, 11:53 AM ESTSpecial Weather StatementCTPCameron, Clearfield, Clinton, Potter, Tioga67 min
Mar 3, 12:07 PM ESTSpecial Weather StatementCTPDauphin, Lebanon53 min
Mar 3, 12:20 PM ESTSpecial Weather StatementCTPSnyder, Union55 min
Mar 3, 12:34 PM ESTSpecial Weather StatementCTPBlair, Cambria, Huntingdon56 min
Mar 3, 12:41 PM ESTSpecial Weather StatementCTPCentre, Clearfield64 min
Mar 3, 12:53 PM ESTSpecial Weather StatementCTPDauphin, Lebanon, Snyder67 min
Mar 3, 1:03 PM ESTSpecial Weather StatementCTPColumbia, Lycoming, Montour, Northumberland, Schuylkill, Sullivan57 min
Mar 3, 1:07 PM ESTSpecial Weather StatementCTPDauphin, Lancaster, Lebanon, York53 min
Mar 3, 1:25 PM ESTSpecial Weather StatementCTPBlair, Cambria, Centre, Clinton, Huntingdon, Juniata and 4 more80 min
Mar 3, 1:58 PM ESTSpecial Weather StatementCTPSomerset62 min
Mar 3, 2:02 PM ESTSpecial Weather StatementCTPColumbia, Montour, Northumberland, Sullivan, Union58 min
Mar 3, 2:07 PM ESTSpecial Weather StatementCTPDauphin, Lancaster, Lebanon, Schuylkill53 min
Mar 3, 2:17 PM ESTSpecial Weather StatementCTPSchuylkill58 min
Mar 3, 2:48 PM ESTSpecial Weather StatementCTPJuniata, Mifflin, Snyder57 min
Mar 3, 2:54 PM ESTSpecial Weather StatementCTPAdams, Bedford, Cumberland, Franklin, Fulton, Juniata and 3 more66 min
Mar 3, 2:59 PM ESTSpecial Weather StatementCTPDauphin, Lancaster, Lebanon, Schuylkill61 min

Nearby

Special Weather Statements in Pennsylvania, 2017Every special weather statement in 2017

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.