Alert archive / Pennsylvania / Flash Flood Warnings in 2014

Flash Flood Warning 7, NWS State College, PA

June 13, 2014Cumberland County, Pennsylvania

NWS State College, PA issued this flash flood warning at Jun 13, 2014, 1:27 AM EDT for Cumberland County, Pennsylvania. It was in force for 3 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 13, 2014, 1:27 AM EDT (05:27 UTC)
Expired
Jun 13, 2014, 4:30 AM EDT
In force
3 hr
Issued by
NWS State College, PA
Area
Storm-based polygon
Flood severity
None

County Cumberland County, PA

The radar

The State College radar (KCCX), 107 km from the middle of the area, began a volume at 05:30 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

Washington/Dulle, VA (KIAD), launched 00:00Z, 5.5 hours before the alert went out and 131 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, Washington/Dulle, VA at 00:00Z on 2014-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Washington/Dulle, VA at 00:00Z on 2014-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
0 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

812 
WGUS51 KCTP 130527
FFWCTP
PAC041-130830-
/O.NEW.KCTP.FF.W.0007.140613T0527Z-140613T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
127 AM EDT FRI JUN 13 2014

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL CUMBERLAND COUNTY IN SOUTH CENTRAL PENNSYLVANIA...

* UNTIL 430 AM EDT

* AT 122 AM EDT...DOPPLER RADAR INDICATED HEAVY RAIN FROM A 
  NORTH...SOUTH BAND OF TRAINING SHOWERS AND THUNDERSTORMS. UP TO 
  TWO INCHES OF RAIN HAS ALREADY FALLEN OVER THE PAST FEW HOURS 
  BETWEEN CARLISLE AND WALNUT BOTTOM...AND AN ADDITIONAL INCH OF 
  RAIN IS LIKELY TO FALL BETWEEN 130 AM AND 3 AM. FLASH FLOODING IS 
  EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CARLISLE...PLAINFIELD...SCHLUSSER...MOUNT HOLLY SPRINGS...PINE
  GROVE FURNACE...CARLISLE SPRINGS AND PENN STATE DICKINSON SCHOOL OF
  LAW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 4000 7741 4027 7732 4029 7721 4029 7716
      4003 7722 3999 7740

$$

LAMBERT
1 follow-up statement
050 
WGUS71 KCTP 130802
FFSCTP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
402 AM EDT FRI JUN 13 2014

PAC041-130807-
/O.CAN.KCTP.FF.W.0007.000000T0000Z-140613T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CUMBERLAND PA-
402 AM EDT FRI JUN 13 2014

...THE FLASH FLOOD WARNING FOR CENTRAL CUMBERLAND COUNTY IS
CANCELLED...

THE HEAVY RAIN HAS MOVED NORTH AND OUT OF THE REGION...AND THE 
THREAT FOR FLASH FLOODING HAS ENDED. SMALL STREAMS AND CREEKS COULD 
STILL BE NEAR BANKFULL EARLY TODAY...AND PONDING OF WATER WILL 
OCCUR IN SOME LOW LYING AREAS.   

LAT...LON 4000 7741 4027 7732 4029 7721 4029 7716
      4003 7722 3999 7740

$$

LAMBERT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 8:32 PM EDTSpecial Weather StatementCTPFulton28 min
Jun 12, 8:46 PM EDTSpecial Weather StatementCTPElk, McKean59 min
Jun 12, 9:03 PM EDTAreal Flood WarningCTPBedford, Somerset3 hr
Jun 12, 9:40 PM EDTAreal Flood AdvisoryCTPMcKean, Warren3 hr
Jun 12, 10:20 PM EDTFlash Flood WarningCTPMcKean, Warren6 hr
Jun 13, 12:00 AM EDTAreal Flood AdvisoryCTPAdams, Cumberland3 hr
Jun 13, 2:15 AM EDTAreal Flood AdvisoryCTPJuniata, Perry2 hr
Jun 13, 4:37 AM EDTAreal Flood AdvisoryCTPLancaster, Lebanon113 min
Jun 13, 4:47 AM EDTAreal Flood AdvisoryCTPJuniata, Snyder, Union118 min
Jun 13, 11:48 AM EDTFlash Flood WatchCTPAdams, Columbia, Cumberland, Dauphin, Franklin, Juniata and 11 more10 hr
Jun 13, 12:06 PM EDTAreal Flood AdvisoryCTPAdams, Cumberland, Dauphin, Lancaster, Lebanon, Perry and 1 more3 hr
Jun 13, 12:08 PM EDTSpecial Weather StatementCTPLebanon67 min
Jun 13, 12:14 PM EDTSpecial Weather StatementCTPYork46 min
Jun 13, 12:18 PM EDTFlash Flood WarningCTPAdams, Cumberland, Dauphin, Perry, York3 hr
Jun 13, 12:25 PM EDTSpecial Weather StatementCTPLancaster35 min
Jun 13, 12:52 PM EDTFlash Flood WarningCTPLancaster, Lebanon3 hr
Jun 13, 1:30 PM EDTAreal Flood AdvisoryCTPElk, McKean, Warren3 hr
Jun 13, 3:27 PM EDTSpecial Weather StatementCTPCambria, Cameron, Clearfield33 min
Jun 13, 4:42 PM EDTSpecial Weather StatementCTPYork33 min
Jun 13, 5:08 PM EDTRiver Flood WarningCTPCumberland, York19 hr
Jun 13, 6:12 PM EDTSpecial Weather StatementCTPLancaster33 min
Jun 13, 7:33 PM EDTSpecial Weather StatementCTPYork27 min

Nearby

Flash Flood Warnings in Pennsylvania, 2014Every flash flood warning 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.