Alert archive / Ohio / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 14, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Apr 13, 1994, 1:30 AM EDT for Henry County, Ohio. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Apr 13, 1994, 1:30 AM EDT (05:30 UTC)
- Expired
- Apr 13, 1994, 2:00 AM EDT
- In force
- 30 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Henry County, OH
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 5.5 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.
- Mixed-layer CAPE
- 532 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 964 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 272 m²/s²
- 0-3 km storm-relative helicity
- 303 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 4.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTOL 130530 SVRTOL OHC069-130600- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TOLEDO OH 130 AM EDT WED APR 13 1994 THE NATIONAL WEATHER SERVICE IN TOLEDO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 200 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATION...... IN NORTHWEST OHIO ...HENRY COUNTY AT 125 AM EDT WEATHER SERVICE RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM OVER HENRY COUNTY NEAR HOLGATE...ABOUT 10 MILES SOUTH OF NAPOLEON. THIS STORM WAS MOVING NORTHEAST AROUND 40 MPH. BY 145 AM EDT IT WILL BE IN EXTREME NORTHEAST HENRY COUNTY. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. DDP
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, Apr 12, 9:57 PM EDT, 3 hours 33 minutes before
OHZALL-130900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 955 PM EDT TUE APR 12 1994 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR A PORTION OF WESTERN OHIO UNTIL 3AM EDT AND THE REMAINDER OF OHIO EXCEPT SOUTHEAST OHIO UNTIL 5AM EDT. SOME CITIES IN THE WATCH INCLUDE CINCINNATI...DAYTON...FINDLAY... TOLEDO...CLEVELAND...COLUMBUS...ZANESVILLE AND YOUNGSTOWN. WARM MOIST AND UNSTABLE AIR WAS IN PLACE ACROSS THE OHIO VALLEY THIS EVENING AND A COLD FRONT WAS MOVING THROUGH INDIANA. THUNDERSTORMS WERE RAPIDLY DEVELOPING ALONG THE FRONT THIS EVENING AND WERE MOVING INTO WESTERN AND SOUTHERN OHIO. THE THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE ACROSS THE STATE TONIGHT. VERY HEAVY RAINFALL...STRONG WINDS AND HAIL ARE POSSIBLE WITH THESE STORMS AS THEY MOVE ACROSS THE STATE.
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 10:57 PM EDT | Severe Thunderstorm Warning | CLE | Coshocton, Tuscarawas | 63 min |
| Apr 12, 11:39 PM EDT | Severe Thunderstorm Warning | CLE | Stark | 66 min |
| Apr 13, 12:15 AM EDT | Severe Thunderstorm Warning | CLE | Portage, Summit | 60 min |
| Apr 13, 12:23 AM EDT | Flash Flood Warning | CLE | Huron | 67 min |
| Apr 13, 12:23 AM EDT | Severe Thunderstorm Warning | CLE | Huron | 67 min |
| Apr 13, 12:33 AM EDT | Flash Flood Warning | CLE | Mahoning, Trumbull | 57 min |
| Apr 13, 12:33 AM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Trumbull | 57 min |
| Apr 13, 12:43 AM EDT | Flash Flood Warning | CLE | Lorain | 62 min |
| Apr 13, 12:43 AM EDT | Severe Thunderstorm Warning | CLE | Lorain | 62 min |
| Apr 13, 1:36 AM EDT | Flash Flood Warning | CLE | Mahoning, Trumbull | 3 hr |
| Apr 13, 2:00 AM EDT | Severe Thunderstorm Warning | CLE | Lucas | 30 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.