Alert archive / Ohio / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 317, NWS Cleveland, OH

September 28, 1994Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Sep 28, 1994, 4:04 PM EDT for Ashtabula County, Ohio. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Sep 28, 1994, 4:04 PM EDT (20:04 UTC)
Expired
Sep 28, 1994, 4:45 PM EDT
In force
41 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Ashtabula County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 8.1 hours before the alert went out and 174 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 1994-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLEL10008507005003002001001 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 1994-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 square meters per square second.1939587897Sfc1 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
3 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
647 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Sep 28, 3:58 PM EDT, 6 minutes before
OHZ012-014-023-PA001>003-282100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
358 PM EDT WED SEP 28 1994

STRONG THUNDERSTORMS MOVING OVER NORTHEAST OHIO AND NORTHWEST
PENNSYLVANIA AT MID AFTERNOON.

AT 345 PM EDT CLEVELAND DOPPLER RADAR INDICATED A COUPLE OF AREAS OF
STRONG THUNDERSTORMS. ONE OF THE STRONGER THUNDERSTORMS WAS OVER
SOUTHERN ERIE COUNTY IN NORTHWEST PENNSYLVANIA. THIS STORM DROPPED SOME
HALF INCH DIAMETER HAIL AT EDINBORO. ANOTHER CLUSTER OF STORMS WAS JUST
MOVING ONSHORE OVER EASTERN LAKE AND NORTHWEST ASHTABULA COUNTIES IN
NORTHEAST OHIO. THESE STORMS WERE MOVING TO THE EAST AT ABOUT 40 MILES
AN HOUR.

STRONG THUNDERSTORMS WITH BRIEF GUSTY WINDS TO 45 MILES AN HOUR AND
SMALL HAIL WILL BE POSSIBLE OVER THE EXTREME NORTHEAST COUNTIES OF OHIO
AND NORTHWEST PENNSYLVANIA UNTIL ABOUT 6 PM EDT.

VRCEK

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 28, 4:36 PM EDTSevere Thunderstorm WarningCLELake54 min
Sep 28, 6:49 PM EDTSevere Thunderstorm WarningCLECuyahoga41 min
Sep 28, 4:27 PM EDTSevere Thunderstorm WarningCLEErie63 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1994Every severe thunderstorm warning in 1994

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.