Alert archive / Ohio / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 162, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jun 12, 1998, 11:27 PM EDT for Scioto County, Ohio. It was in force for 63 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
- Jun 12, 1998, 11:27 PM EDT (03:27 UTC)
- Expired
- Jun 13, 1998, 12:30 AM EDT
- In force
- 63 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Scioto County, OH
The radar
The Cincinnati radar (KILN), 99 km from the middle of the area, began a volume at 03:29 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 12, 11:45 PM EDT | Thunderstorm Wind 50 | Minford, OH | Numerous trees downed. |
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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 12, 10:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.5 hours before the alert went out and 98 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
- 2064 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1235 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 2.2
- Supercell composite
- 17.7
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.
NWS Wilmington, OH wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 12, 8:45 PM EDT, 2 hours 42 minutes earlier.
Area forecast discussion, Jun 12, 8:45 PM EDT, 2 hours 42 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 845 PM EDT FRI JUN 12 1998 TRIED TO GET THIS OUT EARLY...BUT... 22Z SURFACE MAP SHOWED LINE OF THUNDERSTORMS JUST AHEAD OF STRONG WIND SHIFT LINE...WITH TRUE COLD FRONT STILL BACK ACROSS WISCONSIN AND IOWA. WITH LINE FILLING IN ON THE SOUTHERN EDGE...HIGH POPS LOOK GOOD FOR ENTIRE CWA. UPPER SUPPORT INCREASES OVER THE REGION AROUND 06Z AS 500 MB S/W BEGINS TO SWING THROUGH. PRECIPIATABLE WATERS INCREASE TO OVER 1.50 BY 06Z...AND WITH FFG FOR KY COUNTIES ONLY AROUND 0.5 IN AN HOUR...ANY THUNDERSTORM SHOULD BE ABLE TO DROP AT LEAST THAT MUCH. COLD FRONT PROGGED THROUGH THE AREA AROUND 12Z....USHERING DRIER AIR MASS. EXCEPT FOR POSSIBLE FLOOD WATCH IN KY...ONLY POSSIBLE CHANGE IN FORECAST MIGHT BE TO LOWER TEMPERATURES IN W CNTRL N OF DAY ZONE TO THE MID 60S AS DRIER AIR WORKS IN BEHIND FRONT. P.S. TO CLE...ON NEXT ZONE ISSUANCE...THE SATURDAY FORECAST FOR TOL ZONE HAS ...A CHANCE OF A MORNING... NEEDS SHOWER. SITES
In the hours before
Local storm report, Jun 12, 10:29 PM EDT, 58 minutes before
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</html>Local storm report, Jun 12, 10:34 PM EDT, 53 minutes before
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</html>Special weather statement, Jun 12, 10:53 PM EDT, 34 minutes before
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</html>Special weather statement, Jun 12, 11:27 PM EDT, 0 minutes before
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</html>Special weather statement, Jun 12, 11:27 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 8:18 PM EDT | Severe Thunderstorm Warning | ILN | Logan, Shelby | 27 min |
| Jun 12, 8:25 PM EDT | Severe Thunderstorm Warning | ILN | Darke | 50 min |
| Jun 12, 8:47 PM EDT | Severe Thunderstorm Warning | ILN | Preble | 28 min |
| Jun 12, 9:03 PM EDT | Severe Thunderstorm Warning | ILN | Montgomery | 57 min |
| Jun 12, 9:06 PM EDT | Severe Thunderstorm Warning | ILN | Miami | 49 min |
| Jun 12, 9:26 PM EDT | Severe Thunderstorm Warning | ILN | Clark, Greene | 44 min |
| Jun 12, 9:28 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 47 min |
| Jun 12, 9:42 PM EDT | Severe Thunderstorm Warning | ILN | Franklin | 48 min |
| Jun 12, 9:45 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton, Warren | 45 min |
| Jun 12, 10:03 PM EDT | Severe Thunderstorm Warning | ILN | Clinton | 57 min |
| Jun 12, 10:09 PM EDT | Severe Thunderstorm Warning | ILN | Fayette, Madison | 51 min |
| Jun 12, 10:10 PM EDT | Severe Thunderstorm Warning | ILN | Clermont | 65 min |
| Jun 12, 10:36 PM EDT | Severe Thunderstorm Warning | ILN | Brown, Highland | 54 min |
| Jun 12, 10:56 PM EDT | Severe Thunderstorm Warning | ILN | Adams | 64 min |
| Jun 12, 10:56 PM EDT | Severe Thunderstorm Warning | ILN | Ross | 64 min |
| Jun 12, 11:14 PM EDT | Severe Thunderstorm Warning | ILN | Pike | 66 min |
| Jun 12, 11:14 PM EDT | Severe Thunderstorm Warning | ILN | Hocking | 66 min |
| Jun 12, 10:22 PM EDT | Flash Flood Warning | ILN | Bracken, Mason, Pendleton | 3 hr |
| Jun 12, 10:22 PM EDT | Flash Flood Warning | ILN | Campbell, Kenton | 3 hr |
| Jun 12, 10:22 PM EDT | Flash Flood Warning | ILN | Boone | 3 hr |
| Jun 12, 10:22 PM EDT | Flash Flood Warning | ILN | Lewis | 3 hr |
| Jun 12, 11:26 PM EDT | Severe Thunderstorm Warning | ILN | Owen | 49 min |
| Jun 12, 11:31 PM EDT | Severe Thunderstorm Warning | ILN | Lewis | 49 min |
| Jun 12, 8:25 PM EDT | Severe Thunderstorm Warning | ILN | Fayette, Wayne | 50 min |
| Jun 12, 8:56 PM EDT | Severe Thunderstorm Warning | ILN | Union | 44 min |
| Jun 12, 9:12 PM EDT | Severe Thunderstorm Warning | ILN | Franklin | 48 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1998Every severe thunderstorm warning in 1998
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; radar from the NEXRAD Level II archive.