Alert archive / Ohio / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 39, NWS Wilmington, OH

June 30, 1990Preble County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jun 30, 1990, 5:27 PM EDT for Preble County, Ohio. It was in force for 48 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
Jun 30, 1990, 5:27 PM EDT (21:27 UTC)
Expired
Jun 30, 1990, 6:15 PM EDT
In force
48 min
Issued by
NWS Wilmington, OH
Area
Whole counties

County Preble 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
Jun 30, 5:35 PM EDTHail 0.75Preble, 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

Dayton/James M C, OH (KDAY), launched 12:00Z, 9.5 hours before the alert went out and 42 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, Dayton/James M C, OH at 12:00Z on 1990-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1097 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, Dayton/James M C, OH at 12:00Z on 1990-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
1097 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
1020 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KDAY 302127
SVRDAY
OHC135-302215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE DAYTON OH
527 PM EDT SAT JUN 30 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 615 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE STATE OF OHIO
      PREBLE

AT 525 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A
POSSIBLE SEVERE THUNDERSTORM IN SOUTHERN PREBLE COUNTY OHIO.
AMATEUR RADIO SPOTTERS HAVE REPORTED ONE HALF INCH DIAMETER
HAIL AND WIND GUSTS TO 45 MPH NEAR EATON WITH THIS STORM.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

 LINDSEY

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, Jun 30, 2:53 PM EDT, 2 hours 34 minutes before
INZ013-KYZ005-301930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CINCINNATI OH
253 PM EDT SAT JUN 30 1990

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF SOUTHEAST
   INDIANA AND BOONE...CARROL...GALLATIN AND OWEN COUNTIES OF NORTHERN
   KENTUCKY UNTIL 9 O'CLOCK EDT TONIGHT...

CINCINNATI WEATHER SERVICE RADAR INDICATED AN AREA OF POSSIBLE SEVERE
THUNDERSTORMS OVER WEST INDIANA AT 233 PM THIS EVENING. THIS AREA
EXTENDED FROM LAFAYETTE SOUTH TO EVANSVILLE. MOVEMENT WAS SOUTHEAST AROUND
40 MILES AN HOUR.

THESE STORMS PRODUCED DAMAGING WINDS AS THEY MOVED ACROSS WESTERN INDIANA
AND SOUTHEAST ILLINOIS. STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST
DEVELOPMENT ON THESE STORM!S AS CONDITIONS WARRANT.

MEDLIN
Special weather statement, Jun 30, 3:47 PM EDT, 1 hour 40 minutes before
INZ013-KYZ005-OHZ008-302045

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE CINCINNATI OH
349 PM EDT SAT JUN 30 1990

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF SOUTHEAST
   INDIANA AND BOONE...CARROL...GALLATIN AND OWEN COUNTIES OF NORTHERN
   KENTUCKY UNTIL 9 O'CLOCK EDT TONIGHT...

CINCINNATI WEATHER SERVICE RADAR INDICATED AN AREA OF POSSIBLE SEVERE
THUNDERSTORMS OVER EXTREME SOUTHEAST INDIANA ALONG THE OHIO RIVER AT 330.
THESE STORMS WERE LOCATED IN SOUTHERN JEFFERSON AND WESTERN TRIMBLE
COUNTIES. MOVEMENT OF THESE STORMS WAS TO THE SOUTHEAST AT 40 MPH.

OTHER THUNDERSTORMS WERE DEVELOPING OVER WESTERN INDIANA AND NORTH
CENTRAL KENTUCKY. THESE THUNDERS[TORMS WERE ALSO MOVING 40 MPH.

STAY TUNED TO YOUR LOCAL TV OR RADIO STATIONS OR TO NOAA WEATHER RADIO
FOR FURTHER UPDATES OR POSSIBLE WARNINGS.
KEENEY
Special weather statement, Jun 30, 4:50 PM EDT, 37 minutes before
INZ013-KYZ005-OHZ008-301045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CINCINNATI OH
450 PM EDT SAT JUN 30 1990

THUNDERSTORMS WITH HEAVY RAIN CONTINUE  OVER SOUTHEAST INDIANA.

THE STORMS WERE INDICATED BY THE RADAR AT 440 PM FROM RUSHVILLE INDIANA
..TO BROOKVILLE INDIANA TO THE NORTHERN PART OF DEARBORN COUNTY IN
SOUTHEAST INDIANA.  THE STORMS WERE MOVING TO THE EAST 30 MILES AN
HOUR.

THE STORMS WILL PRODUCE HEAVY RAIN AND WILL MOVE INTO THE SOUTHWEST
OHIO COUNTIES OF BUTLER AND HAMILTON BETWEEN 5 AND 6 PM.

END JR

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 5:35 PM EDTSevere Thunderstorm WarningILNWarren40 min
Jun 30, 5:37 PM EDTSevere Thunderstorm WarningILNMontgomery68 min
Jun 30, 6:02 PM EDTSevere Thunderstorm WarningILNGreene58 min
Jun 30, 6:08 PM EDTSevere Thunderstorm WarningILNClinton67 min
Jun 30, 6:50 PM EDTSevere Thunderstorm WarningILNHighland40 min
Jun 30, 7:29 PM EDTSevere Thunderstorm WarningILNVan Wert61 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.