Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 21, NWS Pittsburgh, PA

June 11, 1995Carroll County, Ohio

NWS Pittsburgh, PA issued this flash flood warning at Jun 11, 1995, 2:54 PM EDT for Carroll County, Ohio. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 11, 1995, 2:54 PM EDT (18:54 UTC)
Expired
Jun 11, 1995, 6:00 PM EDT
In force
3 hr
Issued by
NWS Pittsburgh, PA
Area
Whole counties

County Carroll County, OH

The radar

The Pittsburgh radar (KPBZ), 74 km from the middle of the area, began a volume at 18:54 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, 6.9 hours before the alert went out and 86 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 1995-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 67 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 1995-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.19395878Sfc1 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
67 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
669 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
-16 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.

000 
TTAA00 KPIT 111856 RRA
FFWPIT
OHC019-112200-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
254 PM EDT SUN JUN 11 1995
 
THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  600 PM EDT
FOR THE FOLLOWING LOCATION...
 
IN EAST OHIO
 
   ...CARROLL COUNTY
 
AT 250 PM DOPPLER RADAR INDICATED 1 TO 2 INCHES OF RAIN IN THE PAST HOUR
IN EASTERN CARROLL COUNTY NEAR MECHANICSTOWN. FLOODING MAY OCCUR ALONGF
ROUTES 39 AND 524.
 
DO NOT DRIVE INTO AREAS WHERE THE WATER COVERS THE ROAD.  THE WATER
MAY BE TOO DEEP TO ALLOW YOUR CAR TO CROSS SAFELY.  VEHICLES CAUGHT
IN RISING WATER SHOULD BE ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 3:18 PM EDTSevere Thunderstorm WarningPBZJefferson27 min

Nearby

Flash Flood Warnings in Ohio, 1995Every flash flood warning in 1995

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.