Alert archive / Ohio / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 2, NWS Charleston, WV
NWS Charleston, WV issued this severe thunderstorm warning at Apr 25, 1989, 11:35 AM EDT for Delaware County, Ohio. It was in force for 25 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
- Apr 25, 1989, 11:35 AM EDT (15:35 UTC)
- Expired
- Apr 25, 1989, 12:00 PM EDT
- In force
- 25 min
- Issued by
- NWS Charleston, WV
- Area
- Whole counties
County Delaware County, OH
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 25, 11:48 AM EDT | Hail 1 | Delaware, 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 12:00Z, 3.6 hours before the alert went out and 110 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
- 339 J/kg
- Mixed-layer CIN
- -256 J/kg
- Mixed-layer LCL
- 1097 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 161 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCMH 251535
SVRCMH
OHC041-251600-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
1135 AM EDT TUE APR 25 1989
THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL NOON EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN CENTRAL OHIO
...DELAWARE
AT 1133 AM EDT AMATEUR RADIO OPERATORS WORKING WITH THE NATIONAL
WEATHER SERVICE REPORTED 1 INCH HAIL IN DELAWARE COUNTY JUST SOUTHEAST
OF THE CITY OF DELAWARE. RADAR ALSO INDICATED A STRONG STORM IN THIS
AREA.
THE STORM WAS MOVING SOUTHEAST AT 40 MPH AND SHOULD BE OUT OF THE
COUNTY BY NOON EDT.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM TH0E WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
FENBERSThe office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 10:35 AM EDT | Severe Thunderstorm Warning | RLX | Licking, Perry | 40 min |
| Apr 25, 12:07 PM EDT | Severe Thunderstorm Warning | RLX | Licking | 38 min |
| Apr 25, 1:51 PM EDT | Severe Thunderstorm Warning | RLX | Licking | 39 min |
| Apr 25, 2:32 PM EDT | Severe Thunderstorm Warning | RLX | Muskingum | 28 min |
| Apr 25, 2:50 PM EDT | Severe Thunderstorm Warning | RLX | Perry | 40 min |
| Apr 25, 3:03 PM EDT | Severe Thunderstorm Warning | RLX | Athens, Morgan | 42 min |
| Apr 25, 6:40 PM EDT | Severe Thunderstorm Warning | RLX | Fayette | 50 min |
| Apr 25, 7:07 PM EDT | Severe Thunderstorm Warning | RLX | Ross | 68 min |
| Apr 25, 7:24 PM EDT | Severe Thunderstorm Warning | RLX | Ross | 66 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1989Every severe thunderstorm warning in 1989
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.