Alert archive / Ohio / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 258, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Aug 12, 1994, 4:04 PM EDT for Mahoning County, Ohio. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Aug 12, 1994, 4:04 PM EDT (20:04 UTC)
- Expired
- Aug 12, 1994, 5:00 PM EDT
- In force
- 56 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Mahoning County, OH
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 8.1 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.
- Mixed-layer CAPE
- 8 J/kg
- Mixed-layer CIN
- -183 J/kg
- Mixed-layer LCL
- 1046 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 95 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Aug 12, 3:47 PM EDT, 17 minutes before
OHZ039-040-048-049-050-058-059-068-069-076-122045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 345 PM EDT FRI AUG 12 1994 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN OHIO UNTIL 10 PM. SOME CITIES INCLUDED IN THE WATCH AREA ARE ATHENS...CAMBRIDGE CINCINNATI..IRONTON...MARIETTA...PORTSMOUTH...STEUBENVILLE AND ZANEDSVILLE. AT 325 PM NATIONAL WEATHER SERVICE RADAR SCATTERED THUNDERSTORMS OVER THE SOUTHEASTERN PORTION OF THE STATE...SOUTH OF A COLUMBUS MINERVA...SLIPPERY ROCK PENNSYLVANIA LINE. THE STORMS WERE MOVING NORTHEAST AROUND 25 MPH. THESE STORMS ARE CAPABLE OF PRUDUCING GUSTY WINDS UP TO 40 MPH...VERY HEAVY DOWNPOURS...FREQUENT LIGHTNING AND SMALL HAIL. > KEEP AN EYE TO THE SKY AND IF THREATENING WEATHER APPROACHES MOVE TO A PLACE OF SAFETY. PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR LATER STATEMENTS AND POSSIBLE WARNINGS. IK
Special weather statement, Aug 12, 3:55 PM EDT, 9 minutes before
OHZ048>088-122100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 355 PM EDT FRI AUG 12 1994 A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF SOUTHERN AND EAST CENTRAL OHIO UNTIL 10 PM EDT. SOME CITIES IN THIS WATCH ARE CINCINNATI...IRONTON...ATHENS...MARIETTA AND ZANESVILLE. THE SEVERE THUNDERSTORM WATCH IS GENERALLY SOUTH OF A DAYTON...COLUMBUS TO YOUNGSTOWN LINE. NATIONAL WEATHER SERVICE DOPPLER RADAR IN CLEVELAND AT 350 PM EDT WAS SHOWING SCATTERED SHOWERS AND THUNDERSTORMS OVER SOUTHERN AND EASTERN OHIO. SOME OF THE STRONGEST THUNDERSTORMS WERE SOUTH OF YOUNGSTOWN AND NEAR ASHTABULA IN NORTHEAST OHIO. THE THUNDERSTORMS WERE MOVING MAINLY EAST AT 20 MPH. PEOPLE IN AND CLOSE TO THE WATCH AREA SHOULD KEEP AN EYE ON THE SKY AND BE READY TO MOVE TO SAFETY IF THREATENING WEATHER MOVES IN. PEOPLE SHOULD ALSO MONITOR NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATEST ON THE THUNDERSTORMS. KIELTYKA
Special weather statement, Aug 12, 3:56 PM EDT, 8 minutes before
OHZ048>088-122100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 355 PM EDT FRI AUG 12 1994 A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF SOUTHERN AND EAST CENTRAL OHIO UNTIL 10 PM EDT. SOME CITIES IN THIS WATCH ARE CINCINNATI...IRONTON...ATHENS...MARIETTA AND ZANESVILLE. THE SEVERE THUNDERSTORM WATCH IS GENERALLY SOUTH OF A DAYTON...COLUMBUS TO YOUNGSTOWN LINE. NATIONAL WEATHER SERVICE DOPPLER RADAR IN CLEVELAND AT 350 PM EDT WAS SHOWING SCATTERED SHOWERS AND THUNDERSTORMS OVER SOUTHERN AND EASTERN OHIO. SOME OF THE STRONGEST THUNDERSTORMS WERE SOUTH OF YOUNGSTOWN AND NEAR ASHTABULA IN NORTHEAST OHIO. THE THUNDERSTORMS WERE MOVING MAINLY EAST AT 20 MPH. PEOPLE IN AND CLOSE TO THE WATCH AREA SHOULD KEEP AN EYE ON THE SKY AND BE READY TO MOVE TO SAFETY IF THREATENING WEATHER MOVES IN. PEOPLE SHOULD ALSO MONITOR NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATEST ON THE THUNDERSTORMS. KIELTYKA
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 4:02 PM EDT | Severe Thunderstorm Warning | CLE | Columbiana | 43 min |
| Aug 12, 4:04 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 36 min |
| Aug 12, 5:19 PM EDT | Severe Thunderstorm Warning | CLE | Lake | 41 min |
| Aug 12, 6:50 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 34 min |
| Aug 12, 7:52 PM EDT | Severe Thunderstorm Warning | CLE | Guernsey | 40 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1994Every severe thunderstorm warning in 1994
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.