Alert archive / Ohio / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 83, NWS Cleveland, OH

August 28, 1990Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 28, 1990, 8:32 PM EDT for Ashtabula County, Ohio. It was in force for 58 min. 1 report 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
Aug 28, 1990, 8:32 PM EDT (00:32 UTC)
Expired
Aug 28, 1990, 9:30 PM EDT
In force
58 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Ashtabula County, OH

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Aug 28, 8:50 PM EDTThunderstorm Wind 0Ashtabula, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 0.5 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 00:00Z on 1990-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2368 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 00:00Z on 1990-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 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
2368 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
1231 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
1.2
Supercell composite
10.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 290032
SVRCLE
OHC007-290130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
832 PM EDT TUE AUG 28 1990
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHEAST OHIO
          ...ASHTABULA
 
AT 830 PM WEATHER SERVICE RADAR SHOWED A CLUSTER OF THUNDERSTORMS JUST
OFFSHORE FROM ASHTABULA COUNTY. THESE STORMS WERE MOVING SOUTHEAST AT
25 TO 30 MPH AND WILL MOVE ONSHORE BETWEEN GENEVA AND CONNEAUT AT
AROUND 845 PM.
 
 
SEVERE THUNDERSTORMS MAY PRODUCE DAMAGING WINDS... FREQUENT
LIGHTNING AND HEAVY RAINS WHICH MAY CAUSE FLOODING OF DRAINAGE
SYSTEMS. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
 
SJN

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 28, 3:25 PM EDT, 5 hours 7 minutes before
OHZALL-282100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
340 PM EDT TUE AUG 28 1990

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE NORTHERN
TWO THIRDS OF OHIO UNTIL 10 PM EDT.

THE SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING CITIES...
CLEVELAND... TOLEDO...DAYTON... COLUMBUS... YOUNGSTOWN... MANSFIELD
AND AKRON-CANTON.

AT 310 PM RADAR WAS SHOWING A DEVELOPING LINE OF THUNDERSTORMS
FROM NORTHEAST OF DETROIT TO NEAR SOUTH BEND. THE THUNDERSTORMS
WERE MOVING EAST SOUTHEAST AT 40 MPH AND WILL ENTER NORTHWEST OHIO
BY 4 PM.

PEOPLE IN OHIO SHOULD KEEP AN EYE TO THE SKY AND BE PREPARED
FOR SOME SEVERE THUNDERSTORMS. THE THUNDERSTORMS COULD HAVE
WIND GUSTS IN EXC@ESS OF 58 MPH... HAIL AND EVEN HEAVY RAIN.

KIELTYKA
Special weather statement, Aug 28, 5:02 PM EDT, 3 hours 30 minutes before
OHZ001-002-011-282200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
501 PM EDT TUE AUG 28 1990

THUNDERSTORMS WERE MOVING INTO NORTHWEST OHIO THIS EVENING.

AT 455 PM WEATHER RADAR INDICATED THUNDERSTORMS WITH POSSIBLE HAIL
LOCATED IN WILLIAMS COUNTY OF NORTHWEST OHIO.  THESE STORMS WERE
MOVING EAST AT 35 MPH... AND WILL MOVE INTO FULTON AND HENRY COUNTIES
BY 530 PM.

THIS IS A POTENTIALLY DANGEROUS SITUATION.  IF YOU ARE IN NORTHWEST
OHIO YOU SHOULD PREPARE FOR SEVERE THUNDERSTORMS WITH HAIL AND DAMAGING
WINDS.  STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND
POSSIBLE WARNINGS.

MURPHY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 28, 10:10 PM EDTSevere Thunderstorm WarningCLETrumbull65 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1990Every severe thunderstorm warning in 1990

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.