Alert archive / Pennsylvania / Special Weather Statements in 2021

Special Weather Statement, NWS State College, PA

June 8, 2021Sullivan County, Pennsylvania

NWS State College, PA issued this special weather statement at Jun 8, 2021, 9:09 AM EDT for Sullivan 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 outline as issued.

The facts

Issued: Jun 8, 2021, 9:09 AM EDT (13:09 UTC)
Expired: Jun 8, 2021, 10:00 AM EDT
In force: 51 min
Issued by: NWS State College, PA

County Sullivan County, PA

The radar

The Binghamton radar (KBGM), 83 km from the middle of the area, began a volume at 13:08 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

Albany, NY (KALY), launched 12:00Z, 1.2 hours before the alert went out and 244 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: 289 J/kg
Mixed-layer CIN: -113 J/kg
Mixed-layer LCL: 1170 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 40 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 8, 7:30 AM EDT, 1 hour 39 minutes earlier.

Area forecast discussion, Jun 8, 7:30 AM EDT, 1 hour 39 minutes before

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Hazardous weather outlook, Jun 8, 4:47 AM EDT, 4 hours 22 minutes before

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In the hours before

Special weather statement, Jun 8, 9:09 AM EDT, 0 minutes before

Special Weather Statement
National Weather Service State College PA
909 AM EDT Tue Jun 8 2021

PAZ042-081400-
Sullivan PA-
909 AM EDT Tue Jun 8 2021

...A STRONG THUNDERSTORM WILL AFFECT PARTS OF SULLIVAN COUNTY UNTIL
1000 AM EDT...

At 909 AM EDT, Doppler radar indicated a strong thunderstorm 7 miles
southeast of New Albany, moving east at 15 mph.

Wind gusts up to 45 mph are possible.

Locations impacted include...
Dushore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Minor flooding may develop. Do not drive into water covering the
roadway.

Persons in campgrounds should consider seeking sturdy shelter until
this storm passes.

&&

LAT...LON 4149 7624 4146 7625 4142 7641 4156 7649
      4154 7623
TIME...MOT...LOC 1309Z 253DEG 12KT 4151 7636

Lambert

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 8, 1:02 PM EDT	Special Weather Statement	CTP	Dauphin	58 min
Jun 8, 4:12 PM EDT	Special Weather Statement	CTP	Chester	33 min
Jun 8, 4:46 PM EDT	Special Weather Statement	CTP	Lancaster	29 min
Jun 8, 5:02 PM EDT	Special Weather Statement	CTP	Lancaster	28 min
Jun 8, 5:25 PM EDT	Special Weather Statement	CTP	Lancaster	50 min
Jun 8, 6:09 PM EDT	Special Weather Statement	CTP	Lancaster	66 min

Nearby

Special Weather Statements in Pennsylvania, 2021 Every special weather statement in 2021

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.