Alert archive / Pennsylvania / Special Weather Statements in 2014

Special Weather Statement, NWS State College, PA

July 10, 2014Franklin County, Pennsylvania

NWS State College, PA issued this special weather statement at Jul 10, 2014, 4:14 PM EDT for Franklin County, Pennsylvania. It was in force for 31 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: Jul 10, 2014, 4:14 PM EDT (20:14 UTC)
Expired: Jul 10, 2014, 4:45 PM EDT
In force: 31 min
Issued by: NWS State College, PA

County Franklin County, PA

The radar

The Sterling radar (KLWX), 89 km from the middle of the area, began a volume at 20:14 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.2 hours before the alert went out and 142 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: 881 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 594 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: -32 m²/s²
0-3 km storm-relative helicity: 26 m²/s²
Significant tornado parameter: -0.2
Supercell composite: -1.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Jul 10, 4:03 PM EDT, 11 minutes earlier.

Area forecast discussion, Jul 10, 4:03 PM EDT, 11 minutes before

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Hazardous weather outlook, Jul 10, 4:31 AM EDT, 11 hours 43 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE STATE COLLEGE PA
431 AM EDT THU JUL 10 2014

PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053-
056>059-063>066-110845-
WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-
NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-
JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING-
SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND-
ADAMS-YORK-LANCASTER-
431 AM EDT THU JUL 10 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jul 10, 3:29 PM EDT, 45 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
329 PM EDT THU JUL 10 2014

PAZ019-102015-
SOUTHERN CENTRE PA-
329 PM EDT THU JUL 10 2014

...A STRONG THUNDERSTORM IS AFFECTING THE AREA...

AT 328 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
PARK FOREST VILLAGE...MOVING EAST AT 25 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

THIS STRONG THUNDERSTORM WILL BE NEAR...
  PARK FOREST VILLAGE AROUND 330 PM EDT.
  STATE COLLEGE...LEMONT AND HOUSERVILLE AROUND 340 PM EDT.
  BOALSBURG AND PLEASANT GAP AROUND 350 PM EDT.
  CENTRE HALL AROUND 400 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE UNIVERSITY PARK
AIRPORT...TUSSEY MOUNTAIN SKI AREA...PENNSYLVANIA MILITARY MUSEUM AND
PENNSYLVANIA STATE UNIVERSITY.

THIS INCLUDES INTERSTATE 99 BETWEEN MILE MARKERS 67 AND 77.

LAT...LON 4073 7772 4072 7774 4074 7782 4077 7798
      4085 7798 4087 7758 4076 7759 4075 7764
      4072 7771
TIME...MOT...LOC 1928Z 274DEG 21KT 4080 7794

DEVOIR

Special weather statement, Jul 10, 3:38 PM EDT, 36 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
338 PM EDT THU JUL 10 2014

PAZ026-027-102015-
MIFFLIN PA-HUNTINGDON PA-
338 PM EDT THU JUL 10 2014

...A STRONG THUNDERSTORM IS AFFECTING THE AREA...

AT 338 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
RAMBLEWOOD...MOVING SOUTHEAST AT 15 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

THIS STRONG THUNDERSTORM WILL BE NEAR...
  WHIPPLE DAM STATE PARK AROUND 350 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE BARRVILLE.

LAT...LON 4070 7793 4072 7789 4074 7782 4072 7778
      4073 7773 4070 7760 4058 7758
TIME...MOT...LOC 1938Z 301DEG 15KT 4075 7792

DEVOIR

Special weather statement, Jul 10, 3:45 PM EDT, 29 minutes before

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Special weather statement, Jul 10, 3:51 PM EDT, 23 minutes before

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Local storm report, Jul 10, 3:55 PM EDT, 19 minutes before

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Special weather statement, Jul 10, 4:14 PM EDT, 0 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 9, 9:12 PM EDT	Special Weather Statement	CTP	Carbon	33 min
Jul 10, 3:29 PM EDT	Special Weather Statement	CTP	Centre	46 min
Jul 10, 3:38 PM EDT	Special Weather Statement	CTP	Mifflin	37 min
Jul 10, 3:41 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Huntingdon	49 min
Jul 10, 3:45 PM EDT	Special Weather Statement	CTP	Franklin	30 min
Jul 10, 3:51 PM EDT	Special Weather Statement	CTP	Blair, Huntingdon	39 min
Jul 10, 4:19 PM EDT	Special Weather Statement	CTP	Juniata, Mifflin	26 min
Jul 10, 4:46 PM EDT	Special Weather Statement	CTP	Juniata	29 min
Jul 10, 4:49 PM EDT	Special Weather Statement	CTP	Huntingdon	41 min
Jul 10, 6:11 PM EDT	Special Weather Statement	CTP	Dauphin	34 min
Jul 10, 6:57 PM EDT	Areal Flood Advisory	CTP	Dauphin	3 hr
Jul 10, 7:13 PM EDT	Special Weather Statement	CTP	Lebanon	47 min
Jul 10, 7:22 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, Lebanon	68 min
Jul 10, 7:24 PM EDT	Special Weather Statement	CTP	York	36 min
Jul 10, 7:59 PM EDT	Special Weather Statement	CTP	York	46 min

Nearby

Special Weather Statements in Pennsylvania, 2014 Every special weather statement in 2014

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.