Alert archive / Ohio / Tornado Warnings in 1990

Tornado Warning 7, NWS Cleveland, OH

July 22, 1990Mahoning County, Ohio

NWS Cleveland, OH issued this tornado warning at Jul 22, 1990, 8:04 PM EDT for Mahoning County, Ohio. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Jul 22, 1990, 8:04 PM EDT (00:04 UTC)
Expired
Jul 22, 1990, 8:45 PM EDT
In force
41 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Mahoning County, OH

The radar

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

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 0.1 hours before the alert went out and 88 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 1990-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 265 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 1990-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 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
265 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KYNG 230004 RRA
TORYNG
OHC099-230045-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
804 PM EDT SUN JUL 22 1990
 
THE NATIONAL WEATHER SERVICE IN YOUNGSTOWN HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  845 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHEAST OHIO
          ...MAHONING
 
AT 800 PM EDT THE MAHONING COUNTY SHERIFF REPORTED A FUNNEL CLOUD NEAR
WASHINGTONVILLE AND ANOTHER FUNNEL CLOUD IN THE SOUTHEASTERN CORNER OF
MAHONING COUNTY. THESE FUNNEL CLOUDS WERE MOVING NORTHEAST AT 30 MPH.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER PIECE OF STURDY FURNITURE AND PROTECT YOUR
HEAD AND CHEST. IF NO BASEMENT IS AVAILABLE SEEK SHELTER ON THE
LOWEST FLOOR. PUT AS MANY WALLS AS POSSIBLE BETWEEN YOURSELF AND
THE STORM. AVOID WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 8:53 PM EDTTornado WarningCLEColumbiana, Mahoning67 min
Jul 22, 10:34 PM EDTFlash Flood WarningCLEMahoning116 min
Jul 22, 11:07 PM EDTFlash Flood WarningCLECarroll, Harrison, Stark, Tuscarawas3 hr
Jul 22, 11:07 PM EDTFlash Flood WarningCLEGuernsey3 hr
Jul 23, 12:15 AM EDTFlash Flood WarningCLEJefferson3 hr

Nearby

Tornado Warnings in Ohio, 1990Every tornado warning in 1990Tornadoes 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; the sounding from the Mesonet's radiosonde archive.