Alert archive / Ohio / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 85, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Aug 28, 1990, 8:15 PM EDT for Darke County, Ohio. It was in force for 60 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
- Aug 28, 1990, 8:15 PM EDT (00:15 UTC)
- Expired
- Aug 28, 1990, 9:15 PM EDT
- In force
- 60 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Darke 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 |
|---|---|---|---|
| Aug 28, 8:23 PM EDT | Thunderstorm Wind 0 | Darke, 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, 0.3 hours before the alert went out and 44 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
- 1965 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 1458 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 6.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDAY 290015
SVRDAY
OHC037-290115-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DAYTON OH
815 PM EDT TUE AUG 28 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 915 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE STATE OF OHIO
DARKE
AT 812 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED A POSSIBLE
SEVERE THUNDERSTORM ENTERING THE NORTHWEST PART OF DARKE COUNTY
OHIO. THE THUNDERSTORM WAS MOVING SOUTHEAST AT 35 MPH AND HAS
A HISTORY OF DAMAGING WINDS.
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND NEAR WINDOWS. DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. MOTORISTS
SHOULD AVOID LOW WATER CROSSINGS.
IF THREATENING WEATHER APPROACHES... YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY AND ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY
YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE
OFFICE.
LINDSEYThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 8:25 PM EDT | Severe Thunderstorm Warning | ILN | Logan | 65 min |
| Aug 28, 8:36 PM EDT | Severe Thunderstorm Warning | ILN | Miami | 69 min |
| Aug 28, 8:43 PM EDT | Severe Thunderstorm Warning | ILN | Montgomery, Preble | 62 min |
| Aug 28, 8:53 PM EDT | Severe Thunderstorm Warning | ILN | Clark, Greene | 67 min |
| Aug 28, 9:33 PM EDT | Severe Thunderstorm Warning | ILN | Darke | 57 min |
| Aug 28, 10:33 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 42 min |
| Aug 28, 10:53 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton | 52 min |
| Aug 28, 11:43 PM EDT | Severe Thunderstorm Warning | ILN | Butler, Hamilton | 62 min |
| Aug 28, 11:56 PM EDT | Severe Thunderstorm Warning | ILN | Clermont | 64 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1990Every severe thunderstorm warning in 1990
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.