Alert archive / Ohio / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 9, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Mar 27, 1991, 9:29 PM EST for Putnam County, Ohio. It was in force for 46 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
- Mar 27, 1991, 9:29 PM EST (02:29 UTC)
- Expired
- Mar 27, 1991, 10:15 PM EST
- In force
- 46 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Putnam County, OH
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 9:30 PM EST | Thunderstorm Wind 52 | Putnam, 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 00:00Z, 2.5 hours before the alert went out and 125 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.
- Mixed-layer CAPE
- 448 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 812 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 536 m²/s²
- 0-3 km storm-relative helicity
- 687 m²/s²
- Significant tornado parameter
- 1.9
- Supercell composite
- 6.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTOL 280229 SVRTOL OHC137-280315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TOLEDO OH 929 PM EST WED MAR 27 1991 THE NATIONAL WEATHER SERVICE IN TOLEDO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN NORTHWEST OHIO ...PUTNAM COUNTY AT 925 PM WEATHER RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM IN SOUTH CENTRAL PUTNAM. ALSO A LINE OF THUNDERSTORMS EXTENDED FROM NORTHEAST OF DETROIT MICHIGAN THROUGH FULTON COUNTRY INTO EASTERN DEFIANCE COUNTIY IN NORTHWEST OHIO. THE LINE OF THUNDERSTORMS WAS MOVING SOUTHEAST AROUND 30 MPH. ONE AND ONE-HALF TO TWO INCH HAIL AND STRONG GUSTY WINDS HAVE BEEN REPORTED WITH THESE THUNDERSTORMS AS THEY PASSED THROUGH FULTON COUNTY. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVAN@CE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. HUGHES
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, Mar 27, 8:46 PM EST, 43 minutes before
OHZ006-011-280400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MANSFIELD OH 845 PM EST WED MAR 27 1991 AT 845 PM EST NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS EXTENDING FROM TOLEDO...SOUTHWEST ALONG THE OHIO... INDIANA BORDER TO JUST WEST OF DAYTON. THE LINE OF THUNDERSTORMS WAS MOVING EAST AT ABOUT 50 MPH. AT THIS RATE THE THUNDERSTORMS WILL MOVE INTO NORTH CENTRAL OHIO BY 1030 PM EST. THESE THUNDERSTORMS HAVE ALREADY PRODUCED DAMGING WINDS AND TORNADOES OVER NORTHERN INDIANA THIS EVENING. ...A TORNADO WATCH IS IN EFFECT UNTIL 2AM THURSDAY MORNING... BANYAS
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 8:45 PM EST | Severe Thunderstorm Warning | CLE | Fulton | 45 min |
| Mar 27, 8:59 PM EST | Tornado Warning | CLE | Fulton | 46 min |
| Mar 27, 9:09 PM EST | Severe Thunderstorm Warning | CLE | Henry, Lucas | 51 min |
| Mar 27, 9:36 PM EST | Severe Thunderstorm Warning | CLE | Hancock | 54 min |
| Mar 27, 9:49 PM EST | Severe Thunderstorm Warning | CLE | Wood | 56 min |
| Mar 27, 10:01 PM EST | Severe Thunderstorm Warning | CLE | Ottawa, Sandusky, Seneca | 59 min |
| Mar 27, 10:07 PM EST | Severe Thunderstorm Warning | CLE | Erie, Huron | 68 min |
| Mar 27, 10:46 PM EST | Severe Thunderstorm Warning | CLE | Lorain | 59 min |
| Mar 27, 11:08 PM EST | Severe Thunderstorm Warning | CLE | Cuyahoga | 67 min |
| Mar 27, 11:15 PM EST | Severe Thunderstorm Warning | CLE | Huron, Lorain | 75 min |
| Mar 27, 11:24 PM EST | Severe Thunderstorm Warning | CLE | Medina | 66 min |
| Mar 27, 11:40 PM EST | Severe Thunderstorm Warning | CLE | Lake | 65 min |
| Mar 27, 11:53 PM EST | Severe Thunderstorm Warning | CLE | Ashtabula, Geauga | 67 min |
| Mar 28, 12:15 AM EST | Severe Thunderstorm Warning | CLE | Summit, Wayne | 60 min |
| Mar 28, 12:36 AM EST | Severe Thunderstorm Warning | CLE | Holmes, Stark | 69 min |
| Mar 28, 12:52 AM EST | Severe Thunderstorm Warning | CLE | Ashtabula | 53 min |
| Mar 28, 12:58 AM EST | Severe Thunderstorm Warning | CLE | Trumbull | 62 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1991Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.