Alert archive / Pennsylvania / Tornado Warnings in 2024

Tornado Warning 13, NWS State College, PA

July 15, 2024Lycoming County, Sullivan County, Pennsylvania

NWS State College, PA issued this tornado warning at Jul 15, 2024, 6:11 PM EDT for Lycoming County, Sullivan County, Pennsylvania. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 15, 2024, 6:11 PM EDT (22:11 UTC)
Expired: Jul 15, 2024, 6:45 PM EDT
In force: 34 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Lycoming County, PA, Sullivan County, PA

The radar

The Binghamton radar (KBGM), 100 km from the middle of the area, began a volume at 22:13 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.

What was reported inside it

Time	Report	Where	Remark
Jul 15, 6:30 PM EDT	TSTM WND DMG	3 Sse Dushore, PA	Trees down.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 15, 12:21 PM EDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 10.2 hours before the alert went out and 257 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: 823 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 513 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 39 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

As transmitted.

858 
WFUS51 KCTP 152211
TORCTP
PAC081-113-152245-
/O.NEW.KCTP.TO.W.0013.240715T2211Z-240715T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service State College PA
611 PM EDT Mon Jul 15 2024

The National Weather Service in State College PA has issued a

* Tornado Warning for...
  East central Lycoming County in north central Pennsylvania...
  Sullivan County in north central Pennsylvania...

* Until 645 PM EDT.

* At 611 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over Muncy Valley, moving east at 55 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Ricketts Glen State Park around 630 PM EDT.

Other locations impacted by this tornadic thunderstorm include Eagles
Mere, Laporte, and Hillsgrove.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4134 7629 4131 7631 4131 7641 4129 7643
      4129 7670 4145 7672 4153 7622
TIME...MOT...LOC 2211Z 262DEG 49KT 4138 7661 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

KF

1 follow-up statement

461 
WWUS51 KCTP 152242
SVSCTP

Severe Weather Statement
National Weather Service State College PA
642 PM EDT Mon Jul 15 2024

PAC081-113-152252-
/O.EXP.KCTP.TO.W.0013.000000T0000Z-240715T2245Z/
Lycoming PA-Sullivan PA-
642 PM EDT Mon Jul 15 2024

...THE TORNADO WARNING FOR EAST CENTRAL LYCOMING AND SULLIVAN
COUNTIES WILL EXPIRE AT 645 PM EDT...

The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
north central Pennsylvania.

&&

LAT...LON 4134 7629 4131 7631 4131 7641 4129 7643
      4129 7670 4145 7672 4153 7622
TIME...MOT...LOC 2242Z 262DEG 49KT 4143 7611 

$$

KF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 15, 9:06 AM EDT	Special Weather Statement	CTP	Warren	39 min
Jul 15, 10:56 AM EDT	Heat Advisory	CTP	Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 2 more	57 hr
Jul 15, 3:22 PM EDT	Special Weather Statement	CTP	Cumberland	23 min
Jul 15, 3:30 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland, York	10 min
Jul 15, 3:36 PM EDT	Severe Thunderstorm Warning	CTP	Cameron, Clearfield, Elk	39 min
Jul 15, 4:01 PM EDT	Special Weather Statement	CTP	Cameron	29 min
Jul 15, 4:18 PM EDT	Special Weather Statement	CTP	Potter	27 min
Jul 15, 4:28 PM EDT	Special Weather Statement	CTP	York	32 min
Jul 15, 4:28 PM EDT	Special Weather Statement	CTP	Potter	32 min
Jul 15, 4:37 PM EDT	Special Weather Statement	CTP	York	23 min
Jul 15, 4:38 PM EDT	Special Weather Statement	CTP	York	22 min
Jul 15, 4:38 PM EDT	Special Weather Statement	CTP	Clinton	22 min
Jul 15, 4:40 PM EDT	Severe Thunderstorm Warning	CTP	Clinton, Lycoming, Potter, Tioga	65 min
Jul 15, 4:48 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, York	27 min
Jul 15, 5:05 PM EDT	Special Weather Statement	CTP	Clinton, Lycoming	25 min
Jul 15, 5:15 PM EDT	Special Weather Statement	CTP	Lancaster	45 min
Jul 15, 5:27 PM EDT	Severe Thunderstorm Warning	CTP	Clinton, Lycoming, Sullivan, Tioga	93 min
Jul 15, 6:26 PM EDT	Special Weather Statement	CTP	Columbia	19 min
Jul 15, 6:39 PM EDT	Severe Thunderstorm Warning	CTP	Columbia	21 min

Nearby

Tornado Warnings in Pennsylvania, 2024 Every tornado warning in 2024 Tornadoes in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.