Alert archive / Ohio / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 146, NWS Cleveland, OH

August 31, 1993Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 31, 1993, 9:07 AM EDT for Ashtabula County, Ohio. It was in force for 53 min.

The area

The counties it named.

The facts

Issued
Aug 31, 1993, 9:07 AM EDT (13:07 UTC)
Expired
Aug 31, 1993, 10:00 AM EDT
In force
53 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Ashtabula County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 1.1 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 1993-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1466 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 1993-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
1466 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1155 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

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, Aug 31, 4:31 AM EDT, 4 hours 36 minutes before
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Special weather statement, Aug 31, 4:33 AM EDT, 4 hours 34 minutes before
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Special weather statement, Aug 31, 5:22 AM EDT, 3 hours 45 minutes before
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Special weather statement, Aug 31, 5:23 AM EDT, 3 hours 44 minutes before
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Special weather statement, Aug 31, 6:43 AM EDT, 2 hours 24 minutes before
OHZ001-002-311130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
643 AM EDT TUE AUG 31 1993

THUNDERSTORMS CONTINUED OVER SECTIONS OF NORTHWEST OHIO THIS MORNING.

AT 640 AM EDT WEATHER RADAR INDICATED SCATTERED THUNDERSTORMS IN
EASTERN LUCAS...WOOD AND NORTHWEST HANCOCK COUNTIES OF NORTHWEST OHIO.
THE STRONGEST STORM WAS OVER NORTH CENTRAL HANCOCK COUNTY...JUST NORTH
OF FINDLAY. AS THE STORMS PASSED OVER THE NATIONAL WEATHER SERVICE OFFICE
AT THE TOLEDO EXPRESS AIRPORT...SHORTLY AFTER 6AM...ONE-QUARTER INCH
HAIL FELL AND THERE WERE NUMEROUS CLOUD TO GROUND LIGHTNING STRIKES.

THE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR AND WILL EXTEND
FROM NEAR PORT CLINTON TO FREMONT TO TIFFIN AROUND 715 AM.

REMAIN INDOORS WHEN THUNDERSTORMS APPROACH. THESE STORMS WILL PRODUCE
FREQUENT LIGHTNING. ALSO...WIND GUSTS TO 35 MILES AN HOUR AND PEA-SIZED
HAIL MAY OCCUR. STAY TUNED TO NOAA WEATHER RADIO FOR UPDATES.

BARNES/MURPHY
Special weather statement, Aug 31, 6:45 AM EDT, 2 hours 22 minutes before
OHZ001-002-311130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
643 AM EDT TUE AUG 31 1993

THUNDERSTORMS CONTINUED OVER SECTIONS OF NORTHWEST OHIO THIS MORNING.

AT 640 AM EDT WEATHER RADAR INDICATED SCATTERED THUNDERSTORMS IN
EASTERN LUCAS...WOOD AND NORTHWEST HANCOCK COUNTIES OF NORTHWEST OHIO.
THE STRONGEST STORM WAS OVER NORTH CENTRAL HANCOCK COUNTY...JUST NORTH
OF FINDLAY. AS THE STORMS PASSED OVER THE NATIONAL WEATHER SERVICE OFFICE
AT THE TOLEDO EXPRESS AIRPORT...SHORTLY AFTER 6AM...ONE-QUARTER INCH
HAIL FELL AND THERE WERE NUMEROUS CLOUD TO GROUND LIGHTNING STRIKES.

THE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR AND WILL EXTEND
FROM NEAR PORT CLINTON TO FREMONT TO TIFFIN AROUND 715 AM.

REMAIN INDOORS WHEN THUNDERSTORMS APPROACH. THESE STORMS WILL PRODUCE
FREQUENT LIGHTNING. ALSO...WIND GUSTS TO 35 MILES AN HOUR AND PEA-SIZED
HAIL MAY OCCUR. STAY TUNED TO NOAA WEATHER RADIO FOR UPDATES.

BARNES/MURPtHY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 31, 1:12 PM EDTSevere Thunderstorm WarningCLEAshtabula63 min
Aug 31, 1:26 PM EDTSevere Thunderstorm WarningCLELake49 min
Aug 31, 2:42 PM EDTSevere Thunderstorm WarningCLEPortage, Summit63 min
Aug 31, 3:27 PM EDTSevere Thunderstorm WarningCLEColumbiana, Mahoning48 min
Aug 31, 5:17 PM EDTSevere Thunderstorm WarningCLEMahoning58 min
Aug 31, 9:20 AM EDTSevere Thunderstorm WarningCLECrawford25 min
Aug 31, 1:08 PM EDTSevere Thunderstorm WarningCLEErie67 min
Aug 31, 1:36 PM EDTSevere Thunderstorm WarningCLECrawford69 min
Aug 31, 1:41 PM EDTSevere Thunderstorm WarningCLEPotter64 min
Aug 31, 2:32 PM EDTSevere Thunderstorm WarningCLEWarren58 min
Aug 31, 2:35 PM EDTSevere Thunderstorm WarningCLEMercer55 min
Aug 31, 2:43 PM EDTSevere Thunderstorm WarningCLECrawford62 min
Aug 31, 3:59 PM EDTSevere Thunderstorm WarningCLEElk61 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1993Every severe thunderstorm warning in 1993

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.