Alert archive / Pennsylvania / Flash Flood Warnings in 2026

Flash Flood Warning 2, NWS State College, PA

June 11, 2026Cameron County, Clearfield County, Elk County, Pennsylvania

NWS State College, PA issued this flash flood warning at Jun 11, 2026, 5:31 PM EDT for Cameron County, Clearfield County, Elk County, Pennsylvania. It was in force for 2 hr. 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 11, 2026, 5:31 PM EDT (21:31 UTC)
Expired
Jun 11, 2026, 7:48 PM EDT
In force
2 hr
Issued by
NWS State College, PA
Area
Storm-based polygon
Flood severity
None

Counties Cameron County, PA, Clearfield County, PA, Elk County, PA

The radar

The State College radar (KCCX), 59 km from the middle of the area, began a volume at 21:35 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

Pittsburgh, PA (KPIT), launched 12:00Z, 9.5 hours before the alert went out and 165 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, Pittsburgh, PA at 12:00Z on 2026-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1489 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2026-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.193958Sfc1 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
1489 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
777 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

830 
WGUS51 KCTP 112131
FFWCTP
PAC023-033-047-120030-
/O.NEW.KCTP.FF.W.0002.260611T2131Z-260612T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service State College PA
531 PM EDT Thu Jun 11 2026

The National Weather Service in State College has issued a

* Flash Flood Warning for...
  Northwestern Clearfield County in central Pennsylvania...
  Cameron County in north central Pennsylvania...
  Southeastern Elk County in north central Pennsylvania...

* Until 830 PM EDT.

* At 531 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  St. Marys, DuBois, Sandy, Cameron, Emporium, Penfield, Rockton, 
  Force, Benezette, Medix Run, Parker Dam State Park, Truman, Hicks 
  Run, S.B. Elliot State Park, Brandy Camp, Brockport, Sizerville, 
  Stevenson Dam, Kersey and Weedville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 4122 7871 4123 7874 4126 7874 4132 7886
      4136 7883 4160 7818 4148 7805 4147 7799
      4137 7799 4130 7807 4123 7834 4095 7880
      4113 7880 4120 7877 4120 7871

FLASH FLOOD...RADAR INDICATED

$$

Colbert
1 follow-up statement
851 
WGUS71 KCTP 112348
FFSCTP

Flash Flood Statement
National Weather Service State College PA
748 PM EDT Thu Jun 11 2026

PAC023-033-047-112358-
/O.CAN.KCTP.FF.W.0002.000000T0000Z-260612T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cameron PA-Clearfield PA-Elk PA-
748 PM EDT Thu Jun 11 2026

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN CLEARFIELD, 
CAMERON AND SOUTHEASTERN ELK COUNTIES...

Flooding is no longer expected to pose a threat. Please continue to 
heed remaining road closures.

&&

LAT...LON 4122 7871 4123 7874 4126 7874 4132 7886
      4136 7883 4160 7818 4148 7805 4147 7799
      4137 7799 4130 7807 4123 7834 4095 7880
      4113 7880 4120 7877 4120 7871

$$

Colbert

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 2:18 AM EDTSpecial Weather StatementCTPHuntingdon27 min
Jun 11, 7:43 AM EDTSpecial Weather StatementCTPClearfield62 min
Jun 11, 2:40 PM EDTSpecial Weather StatementCTPWarren20 min
Jun 11, 4:15 PM EDTSevere Thunderstorm WarningCTPCambria, Somerset45 min
Jun 11, 4:24 PM EDTSevere Thunderstorm WarningCTPCambria, Cameron, Clearfield, Elk51 min
Jun 11, 4:57 PM EDTSevere Thunderstorm WarningCTPBedford, Blair, Cambria, Somerset48 min
Jun 11, 5:13 PM EDTSevere Thunderstorm WarningCTPCameron, Centre, Clearfield, Clinton, Elk, Potter62 min
Jun 11, 5:22 PM EDTSevere Thunderstorm WarningCTPBedford, Blair, Centre, Fulton, Huntingdon, Mifflin and 1 more53 min
Jun 11, 5:42 PM EDTSevere Thunderstorm WarningCTPLycoming, Tioga48 min
Jun 11, 5:50 PM EDTSevere Thunderstorm WarningCTPCameron, Centre, Clearfield, Clinton, Lycoming, Potter and 1 more55 min
Jun 11, 6:13 PM EDTSevere Thunderstorm WarningCTPAdams, Cumberland, Franklin, Fulton, Huntingdon, Perry62 min
Jun 11, 6:14 PM EDTSevere Thunderstorm WarningCTPTioga46 min
Jun 11, 6:15 PM EDTSevere Thunderstorm WarningCTPCentre, Huntingdon, Juniata, Mifflin, Perry, Snyder and 1 more60 min
Jun 11, 6:41 PM EDTSpecial Weather StatementCTPSullivan34 min
Jun 11, 6:41 PM EDTSpecial Weather StatementCTPLycoming49 min
Jun 11, 6:57 PM EDTSevere Thunderstorm WarningCTPColumbia, Lycoming, Sullivan48 min
Jun 11, 7:06 PM EDTSevere Thunderstorm WarningCTPDauphin, Juniata, Lycoming, Montour, Northumberland, Perry and 2 more39 min
Jun 11, 7:12 PM EDTSevere Thunderstorm WarningCTPAdams, Cumberland, Dauphin, Franklin, Perry, York48 min
Jun 11, 7:31 PM EDTSevere Thunderstorm WarningCTPColumbia, Dauphin, Lebanon, Lycoming, Montour, Northumberland and 2 more59 min
Jun 11, 7:45 PM EDTSpecial Weather StatementCTPYork45 min

Nearby

Flash Flood Warnings in Pennsylvania, 2026Every flash flood 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.