Alert archive / Ohio / Tornado Warnings in 1997

Tornado Warning 7, NWS Cleveland, OH

July 26, 1997Knox County, Ohio

NWS Cleveland, OH issued this tornado warning at Jul 26, 1997, 9:19 PM EDT for Knox County, Ohio. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 26, 1997, 9:19 PM EDT (01:19 UTC)
Expired: Jul 26, 1997, 10:00 PM EDT
In force: 41 min
Issued by: NWS Cleveland, OH
Area: Whole counties

County Knox County, OH

The radar

The Cleveland radar (KCLE), 122 km from the middle of the area, began a volume at 01:23 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 26, 6:45 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.3 hours before the alert went out and 160 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4383 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 1206 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 67 m²/s²
0-3 km storm-relative helicity: 208 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 13.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 270119 RRA
TORCLE
OHC083-270200-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
919 PM EDT SAT JUL 26 1997
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1000 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL OHIO
 
   ...KNOX COUNTY
 
THE SEVERE THUNDERSTORM SOUTH OF MOUNT VERNOON WAS SHOWING STRONG
ROTATION ON THE DOPPLER RADAR AND A TORNADO IS POSSIBLE FROM THIS STORM
AS IT DRIFTS SLOWLY SOUTHEAST ACROSS SOUTHERN KNOX COUNTY.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIORr ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
KOSARIK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 26, 8:15 PM EDT	Severe Thunderstorm Warning	CLE	Morrow	60 min
Jul 26, 8:37 PM EDT	Severe Thunderstorm Warning	CLE	Richland	68 min
Jul 26, 8:44 PM EDT	Severe Thunderstorm Warning	CLE	Knox	46 min
Jul 26, 9:09 PM EDT	Severe Thunderstorm Warning	CLE	Ashland	66 min
Jul 26, 9:52 PM EDT	Severe Thunderstorm Warning	CLE	Morrow	53 min
Jul 26, 9:54 PM EDT	Flash Flood Warning	CLE	Knox	2 hr
Jul 26, 10:08 PM EDT	Severe Thunderstorm Warning	CLE	Marion	52 min
Jul 26, 10:15 PM EDT	Flash Flood Warning	CLE	Marion, Morrow	3 hr
Jul 27, 7:31 PM EDT	Severe Thunderstorm Warning	CLE	Knox	44 min

Nearby

Tornado Warnings in Ohio, 1997 Every tornado warning in 1997 Tornadoes in 1997

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; radar from the NEXRAD Level II archive.