Alert archive / Ohio / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 15, NWS Cleveland, OH

April 8, 1998Erie County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Apr 8, 1998, 2:19 PM EDT for Erie County, Ohio. It was in force for 41 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 8, 1998, 2:19 PM EDT (18:19 UTC)
Expired
Apr 8, 1998, 3:00 PM EDT
In force
41 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, OH

The radar

The Cleveland radar (KCLE), 70 km from the middle of the area, began a volume at 18:39 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.

What was reported inside it

TimeReportWhereRemark
Apr 8, 2:35 PM EDTHail 1Sandusky, OH
Apr 8, 2:49 PM EDTHail 0.75Sandusky, OH

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.3 hours before the alert went out and 241 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, Cncnati-Daytn, OH at 12:00Z on 1998-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 55 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, Cncnati-Daytn, OH at 12:00Z on 1998-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.1939587897117136Sfc1 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
55 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
955 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

489 
WUUS1 KCLE 081821 RRA
SVRCLE
OHC043-081900-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
219 PM EDT WED APR 8 1998
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  300 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...ERIE COUNTY
 
AND THE ADJACENT WATERS OF LAKE ERIE
 
 
NATIONAL WEATHER SERVICE DOPPLER RADAR IN CLEVELAND INDICATED A SEVERE
THUNDERSTORM NEAR WHITES LANDING IN SANDUSKY COUNTY. THE STORM IS MOVING
TO THE EAST NORTHEAST AT 25 MILES PER HOUR.
 
THIS STORM WILL MOVE TOWARD CASTALIA AND SANDUSKY THROUGH 300 PM EDT.
 
HAIL IN EXCESS OF THREE QUARTER INCHES HAS BEEN REPORTED WITH THIS
STORM.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
 
MILLER

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, Apr 8, 1:32 PM EDT, 47 minutes before
OHZ027>032-036>038-047-082300-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
132 PM EDT WED APR 8 1998

...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH IN
EFFECT ACROSS PORTIONS OF NORTH CENTRAL OHIO THROUGH 7PM THIS
EVENING...

A WARM FRONT WHICH MOVED NORTHWARD ACROSS THE OHIO VALLEY THIS
MORNING...HAS ALLOWED WARMER AND MORE UNSTABLE AIR TO SPREAD ACROSS
SOUTHERN AND CENTRAL OHIO THROUGH THIS AFTERNOON. ADDITIONALLY...A COLD
FRONT AND AN UPPER LEVEL DISTURBANCE ARE APPROACHING FROM THE MIDWEST
AND

AS THE COLD FRONT AND UPPER LEVEL DISTURBANCE MOVE EASTWARD AND
INTERACT WITH THE UNSTABLE AIRMASS...THE POTENTIAL FOR SEVERE
THUNDERSTORMS WILL INCREASE ACROSS THE WATCH AREA. THE THUNDERSTORMS
MAY CONTAIN STRONG GUSTY WINDS IN EXCESS OF 60 MILES PER HOUR AND LARGE
HAIL. A FEW THUNDERSTORMS MAY EVEN CONTAIN TORNADOES.

THE COUNTIES INCLUDED IN THE WATCH ARE:

WYANDOT...MARION...MORROW...CRAWFORD...RICHLAND...ASHLAND...WAYNE
...STARK...KNOX AND HOLMES.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL AND CABLE NEWS MEDIA OR LOCAL
EMERGENCY MANAGEMENT OFFICIALS FOR THE LATEST STATEMENTS AND WARNINGS.

MILLER
Special weather statement, Apr 8, 1:32 PM EDT, 47 minutes before
OHZ027>032-036>038-047-082300-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
132 PM EDT WED APR 8 1998

...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH IN
EFFECT ACROSS PORTIONS OF NORTH CENTRAL OHIO THROUGH 7PM THIS
EVENING...

A WARM FRONT WHICH MOVED NORTHWARD ACROSS THE OHIO VALLEY THIS
MORNING...HAS ALLOWED WARMER AND MORE UNSTABLE AIR TO SPREAD ACROSS
SOUTHERN AND CENTRAL OHIO THROUGH THIS AFTERNOON. ADDITIONALLY...A COLD
FRONT AND AN UPPER LEVEL DISTURBANCE ARE APPROACHING FROM THE MIDWEST
AND

AS THE COLD FRONT AND UPPER LEVEL DISTURBANCE MOVE EASTWARD AND
INTERACT WITH THE UNSTABLE AIRMASS...THE POTENTIAL FOR SEVERE
THUNDERSTORMS WILL INCREASE ACROSS THE WATCH AREA. THE THUNDERSTORMS
MAY CONTAIN STRONG GUSTY WINDS IN EXCESS OF 60 MILES PER HOUR AND LARGE
HAIL. A FEW THUNDERSTORMS MAY EVEN CONTAIN TORNADOES.

THE COUNTIES INCLUDED IN THE WATCH ARE:

WYANDOT...MARION...MORROW...CRAWFORD...RICHLAND...ASHLAND...WAYNE
...STARK...KNOX AND HOLMES.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL AND CABLE NEWS MEDIA OR LOCAL
EMERGENCY MANAGEMENT OFFICIALS FOR THE LATEST STATEMENTS AND WARNINGS.

MILLER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 1:19 PM EDTSevere Thunderstorm WarningCLESandusky41 min
Apr 8, 1:58 PM EDTSevere Thunderstorm WarningCLEOttawa62 min
Apr 8, 2:02 PM EDTSevere Thunderstorm WarningCLESandusky43 min
Apr 8, 3:01 PM EDTSevere Thunderstorm WarningCLEErie59 min
Apr 8, 3:03 PM EDTSevere Thunderstorm WarningCLEKnox57 min
Apr 8, 3:18 PM EDTSevere Thunderstorm WarningCLECuyahoga57 min
Apr 8, 3:22 PM EDTSevere Thunderstorm WarningCLEAshland, Richland68 min
Apr 8, 3:41 PM EDTTornado WarningCLECuyahoga, Geauga64 min
Apr 8, 3:53 PM EDTSevere Thunderstorm WarningCLELake67 min
Apr 8, 3:57 PM EDTSevere Thunderstorm WarningCLEStark, Summit, Wayne63 min
Apr 8, 4:17 PM EDTSevere Thunderstorm WarningCLEMedina43 min
Apr 8, 4:48 PM EDTSevere Thunderstorm WarningCLEPortage, Trumbull57 min
Apr 8, 7:16 PM EDTSevere Thunderstorm WarningCLEHolmes44 min
Apr 8, 7:23 PM EDTSevere Thunderstorm WarningCLEMedina37 min
Apr 8, 7:38 PM EDTSevere Thunderstorm WarningCLEPortage, Summit52 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.