Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 310, NWS State College, PA

September 2, 2026Cameron County, Elk County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Sep 2, 2026, 9:03 AM EDT for Cameron County, Elk County, Pennsylvania. It was in force for 42 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: Sep 2, 2026, 9:03 AM EDT (13:03 UTC)
Expired: Sep 2, 2026, 9:45 AM EDT
In force: 42 min
Issued by: NWS State College, PA
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Cameron County, PA, Elk County, PA

The radar

The State College radar (KCCX), 72 km from the middle of the area, began a volume at 13:03 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 1.1 hours before the alert went out and 160 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: 1578 J/kg
Mixed-layer CIN: -57 J/kg
Mixed-layer LCL: 829 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 117 m²/s²
0-3 km storm-relative helicity: 124 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 6.2

Open this sounding in Storm Lab

The text

As transmitted.

224 
WUUS51 KCTP 021303
SVRCTP
PAC023-047-021345-
/O.NEW.KCTP.SV.W.0310.260902T1303Z-260902T1345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service State College PA
903 AM EDT Wed Sep 2 2026

The National Weather Service in State College PA has issued a

* Severe Thunderstorm Warning for...
  Cameron County in north central Pennsylvania...
  Northeastern Elk County in north central Pennsylvania...

* Until 945 AM EDT.

* At 903 AM EDT, a severe thunderstorm was located over East Branch
  Dam, moving southeast at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  St. Marys, Johnsonburg, Cameron, Emporium, Stevenson Dam, Truman,
  East Branch Dam, Elk River, Hicks Run, and Driftwood.

Radar has indicated rotation within this severe thunderstorm.
Although a tornado is not immediately likely, tornadoes can develop
quickly during severe thunderstorms.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay inside a well built structure and keep away from windows.

&&

LAT...LON 4160 7848 4160 7842 4162 7842 4151 7808
      4148 7805 4147 7799 4137 7799 4125 7808
      4151 7869 4163 7861 4163 7849
TIME...MOT...LOC 1303Z 297DEG 32KT 4155 7855 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Jurewicz

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 1, 10:12 PM EDT	Special Weather Statement	CTP	York	33 min
Sep 2, 3:35 AM EDT	Heat Advisory	CTP	Adams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 6 more	40 hr
Sep 2, 7:06 AM EDT	Severe Thunderstorm Warning	CTP	Warren	69 min
Sep 2, 7:51 AM EDT	Tornado Warning	CTP	Warren	24 min
Sep 2, 8:10 AM EDT	Severe Thunderstorm Warning	CTP	Cameron, Elk, McKean, Warren	80 min
Sep 2, 8:38 AM EDT	Tornado Warning	CTP	Elk, McKean	37 min
Sep 2, 8:51 AM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Cameron, Clearfield, Elk	39 min
Sep 2, 9:25 AM EDT	Severe Thunderstorm Warning	CTP	Cameron, Centre, Clearfield, Clinton, Elk	50 min
Sep 2, 9:41 AM EDT	Severe Thunderstorm Warning	CTP	Blair, Cambria, Centre, Clearfield	49 min
Sep 2, 10:06 AM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton, Mifflin	39 min
Sep 2, 10:20 AM EDT	Severe Thunderstorm Warning	CTP	Blair, Huntingdon, Juniata, Mifflin	40 min
Sep 2, 10:33 AM EDT	Severe Thunderstorm Warning	CTP	Blair, Cambria, Huntingdon	42 min
Sep 2, 10:39 AM EDT	Special Weather Statement	CTP	Snyder, Union	51 min
Sep 2, 10:48 AM EDT	Severe Thunderstorm Warning	CTP	Cumberland, Juniata, Mifflin, Perry	42 min
Sep 2, 11:02 AM EDT	Severe Thunderstorm Warning	CTP	Bedford, Blair, Cambria, Cumberland, Franklin, Fulton and 5 more	43 min
Sep 2, 11:09 AM EDT	Severe Thunderstorm Warning	CTP	Dauphin, Perry	51 min
Sep 2, 11:24 AM EDT	Severe Thunderstorm Warning	CTP	Adams, Cumberland, Dauphin, Lancaster, Perry, York	51 min
Sep 2, 11:39 AM EDT	Severe Thunderstorm Warning	CTP	Adams, Bedford, Cambria, Cumberland, Franklin, Fulton and 2 more	51 min
Sep 2, 11:49 AM EDT	Severe Thunderstorm Warning	CTP	Dauphin, Lancaster, Lebanon, Schuylkill, York	56 min
Sep 2, 12:12 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, Lebanon, York	33 min
Sep 2, 12:25 PM EDT	Special Weather Statement	CTP	Fulton	50 min
Sep 2, 12:43 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, York	32 min
Sep 2, 5:24 PM EDT	Special Weather Statement	CTP	Bedford	36 min
Sep 2, 5:42 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Fulton	48 min
Sep 2, 6:37 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Fulton	38 min
Sep 2, 7:14 PM EDT	Severe Thunderstorm Warning	CTP	Franklin, Fulton	46 min
Sep 2, 7:32 PM EDT	Severe Thunderstorm Warning	CTP	Cameron, Elk, McKean, Potter	43 min
Sep 2, 7:49 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton	41 min
Sep 2, 7:56 PM EDT	Tornado Warning	CTP	Tioga	34 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2026 Every severe thunderstorm warning in 2026

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.