Alert archive / Ohio / Tornado Warnings in 1991

Tornado Warning 3, NWS Cleveland, OH

May 30, 1991Huron County, Ohio

NWS Cleveland, OH issued this tornado warning at May 30, 1991, 9:09 PM EDT for Huron County, Ohio. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
May 30, 1991, 9:09 PM EDT (01:09 UTC)
Expired
May 30, 1991, 10:15 PM EDT
In force
66 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Huron County, OH

The nearest sounding before it

Detroit, MI (KFNT), launched 00:00Z, 1.2 hours before the alert went out and 188 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, Detroit, MI at 00:00Z on 1991-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1002 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, Detroit, MI at 00:00Z on 1991-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 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
1002 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1381 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 310110
TORCLE
OHC077-310215-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
909 PM EDT THU MAY 30 1991
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1015 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL OHIO
 
   ...HURON COUNTY
 
AROUND 9 PM A TORNADO WAS REPORTED WEST OF ATTICA. THE THUNDERSTORM
WAS MOVING SOUTHEAST AT 40 MPH AND WILL AFFECT HURON COUNTY...
ESPECIALLY WILLARD.
 
IF WEATHER IS THREATENING TAKE COVER.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT. PROTECT YOUR HEAD... CHEST AND EXPOSED SKIN.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR" AND
PUT AS MANY WALLS AS POSSIBLE BETWEEN YOURSELF AND THE STORM.
AVOID WINDOWS.

What forecasters said that day

The local office's own words before this tornado 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, May 30, 5:31 PM EDT, 3 hours 38 minutes before
OHZ001-002-011-302245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
528 PM EDT THU MAY 30 1991

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NORTHWEST OHIO
UNTIL 10 PM.

AT 520 PM RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN AND
POSSIBLY SMALL HAIL OVER WYANDOT COUNTY EAST OF CAREY AND OVER
HENRY COUNTY NEAR NAPOLEON. THE STORMS WERE MOVING EAST 25 MPH.

IF THUNDERSTORMS ARE APPROACHING...SEEK SHELTER IN A STRONG BUILDING.
STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST INFORMATION AND
POSSIBLE WARNINGS.

CB
Special weather statement, May 30, 5:32 PM EDT, 3 hours 37 minutes before
OHZ001-002-011-302245-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE TOLEDO OH
531 PM EDT THU MAY 30 1991

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NORTHWEST OHIO
UNTIL 10 PM.

AT 520 PM RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN AND
POSSIBLY SMALL HAIL OVER WYANDOT COUNTY EAST OF CAREY AND OVER
HENRY COUNTY NEAR NAPOLEON. THE STORMS WERE MOVING EAST 25 MPH.

IF THUNDERSTORMS ARE APPROACHING...SEEK SHELTER IN A STRONG BUILDING.
STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST INFORMATION AND
POSSIBLE WARNINGS.

CB

CORRECTED FOR EXPIRATION TIME
Special weather statement, May 30, 5:43 PM EDT, 3 hours 26 minutes before
OHZ006-011-302300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON OH
540 PM EDT THU MAY 30 1991

AT 535 PM EDT WEATHER RADAR SHOWED THUNDERSTORMS OVER SOUTHERN
ASHLAND COUNTY..10 MILES WEST OF LOUDENVILLE..MOVING EAST AT 30 MPH.
SOME OF THESE THUNDERSTORMS CONTAIN VERY HEAVY RAIN GUSTY WINDS AND
POSSIBLE HAIL. THE RAIN MAY BE HEAVY ENOUGH TO CAUSE BRIEF FLLODING OF
LOW LYING AREAS.

THE THUNDERSTORMS WILL BE MOVING THRU NORTHERN HOLMES )COUNTY BETWEEN
6 PM AND 7 PM.

IF THREATENING WEATHER APPROACHES YOU SHOULD SEEK SAFE SHELTER
IMMEDIATELY.

FK
Local storm report, May 30, 5:48 PM EDT, 3 hours 21 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE AKRON OH
547 PM EDT THU MAY 30 1991

TIME EVENT OCCURRED.. 515PM

TYPE OF EVENT.. WIND

LOCATION OF EVENT.. AT SARAHSVILLE...10 MILES NE OF CALDWELL..NOBLE
COUNTY

INJURIES.. 0

DEATHS..   0                                             j

 NOBLE COUNTY SHERIFFS OFFICE REPORTED SOME TREES DOWN IN THE TOWN OF
SARAHSVILLE.

 THOMPSON

 {
Special weather statement, May 30, 6:32 PM EDT, 2 hours 37 minutes before
OHZ011-310030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
632 PM EDT THU MAY 30 1991

AT 620 PM EDT WEATHER SERVICE RADAR SHOWED THUNDERSTORMS OVER THE
NORTHERN HALVE OF BOTH CRAWFORD AND RICHLAND COUNTIES MOVING EAST AT
25 MPH. THE THUNDERSTORMS WILL MOVE INTO ASHLAND COUNTY BY 645 PM EDT.
SOME OF THIS STORMS CONTAIN HEAVY RAIN AND POSSIBLE HAIL. THE RAIN
COULD BE HEAVY ENOUGH TO CAUSE LOCALIZED FLOODING OF STREETS AND SMALL
STREAMS.

IF THREATHENING WEATHER APPROACHES YOU SHOULD SEEK SHELTHER
IMMEDIATELY.

A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR CRAWFORD AND MORROW
COUNTIES UNTIL 10 PM EDT.

CY

NNNN
Special weather statement, May 30, 6:50 PM EDT, 2 hours 19 minutes before
OHZALL-310000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
648 PM EDT THU MAY 30 1991

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTHWEST OHIO UNTIL
TEN O'CLOCK THIS EVENING.

SOME CITIES IN THE WATCH ARE TOLEDO... BRYAN... FREMONT... FINDLAY...
BELLEFOUNTAINE... CELINA AND PAULDING.

AT 630 PM RADAR WAS SHOWING A 40 MILE WIDE BAND OF SHOWERS AND
THUNDERSTORMS FROM THE CITIES OF SANDUSKY AND VERMILION SOUTH TO
NEAR MANSFIELD. SOME OF THE STRONGEST THUNDERSTORMS WERE EAST
OF MILAN... BETWEEN VERMILION AND OBERLIN AND NORTH OF THE CITY OF
ASHLAND.

THE THUNDERSTORMS WERE MOVING MAINLY EAST AT 20 MPH. NO SEVERE WEATHER
HAS BEEN REPORTED IN OHIO BETWEEN 520 PM AND 640 PM. ONLY REPORTS OF
HEAVY RAIN HAVE BEEN RECEIVED AND A LITTLE WIND.

THE THUNDERSTORMS WILL REACH THE EAST SIDE OF CLEVELAND BY 730 PM.

OTHER THUNDERSTORMS WERE OVER EXTREME NORTHEAST INDIANA AND THEY WERE
MOVING INTO NORTHWEST OHIO. THESE THUNDERSTORMS OVER INDIANA DID
PRODUCE LARGE HAIL AND STRONG WINDS BETWEEN 530 PM AND 630 PM EDT.

PEOPLE ACROSS MAINLY NORTHWEST OHIO SHOULD REMAIN ALERT AND BE
PREPARED TO MOVE TO SAFETY IF THREATENING WEATHER APPROACHES OR
WARNINGS ARE ISDSUED.  THESE THUNDERSTORMS CAN PRODUCE HEAVY RAIN...
HAIL AND DAMAGING WINDS. PONDING OF WATHER ON ROADWAYS IS LIKELY.

LISTEN TO NOAA WEATHER RADIO FOR MORE INFORMATION AND POSSIBLE
WARNINGS.

KIELTYKA

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 8:06 PM EDTSevere Thunderstorm WarningCLESummit69 min
May 30, 8:24 PM EDTSevere Thunderstorm WarningCLEHancock, Seneca66 min
May 30, 8:30 PM EDTSevere Thunderstorm WarningCLETrumbull60 min
May 30, 9:08 PM EDTTornado WarningCLESeneca52 min
May 30, 9:28 PM EDTSevere Thunderstorm WarningCLEWyandot62 min
May 30, 10:30 PM EDTSevere Thunderstorm WarningCLEWayne60 min

Nearby

Tornado Warnings in Ohio, 1991Every tornado warning in 1991Tornadoes in 1991

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.