Alert archive / Ohio / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 68, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at May 19, 1998, 11:51 PM EDT for Clermont County, Ohio. It was in force for 59 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
- May 19, 1998, 11:51 PM EDT (03:51 UTC)
- Expired
- May 20, 1998, 12:50 AM EDT
- In force
- 59 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Clermont County, OH
The radar
The Cincinnati radar (KILN), 50 km from the middle of the area, began a volume at 03:50 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 |
|---|---|---|---|
| May 20, 12:00 AM EDT | Thunderstorm Wind 50 | Batavia, 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 nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.9 hours before the alert went out and 52 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
- 1270 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 1675 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
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 May 19, 9:07 PM EDT, 2 hours 44 minutes earlier.
Area forecast discussion, May 19, 9:07 PM EDT, 2 hours 44 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 907 PM EDT TUE MAY 19 1998 MCS MUCH LARGER THAN IOWA WAS ACROSS THE OH VLY THIS EVENING. A FEW LARGE HAIL REPORTS HAVE BEEN RECEIVED SO FAR IN CWA. AREA 88DS INDICATE NMRS TSRA OVER IN WHICH WERE MOVG E AND SEWD TOWARD FA. KILN 00Z SOUNDING INDICATES THAT WIND DAMAGE COULD BECOME A THREAT AS WELL. CURRENT FCSTS LOOK GOOD. WILKINSON
In the hours before
Local storm report, May 19, 7:50 PM EDT, 4 hours 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
750 PM EDT TUE MAY 19 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0747 PM MONTEZUMA OH .75 INCH HAIL
05/19/98 MERCER REPORTED BY SPOTTERLocal storm report, May 19, 8:15 PM EDT, 3 hours 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
815 PM EDT TUE MAY 19 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0814 PM ROUNDHEAD OH .75 INCH HAIL
05/19/98 HARDIN DIME SIZE HAILSpecial weather statement, May 19, 8:19 PM EDT, 3 hours 32 minutes before
OHZ015-016-024>026-034-035-042>046-051>056-060>065-070>074-080-INZ 050-058-059-200500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 819 PM EDT TUE MAY 19 1998 ....A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 100 AM EDT (1200 AM EST) FOR WESTERN AND CENTRAL OHIO AND EAST-CENTRAL INDIANA... ALSO...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 100 AM EDT (1200 AM EST) FOR RIPLEY COUNTY INDIANA... SCATTERED THUNDERSTORMS WIVTH A HISTORY OF PRODUCING LARGE HAIL AND DAMAGING WINDS WILL AFFECT THE WATCH AREA THROUGH THE EVENING HOURS. RESIDENTS OF THE WATCH AREA SHOULD KEEP AN EYE TO THE SKY AND STAY TUNED TO NOAA WEATHER RADIO. WILKINSON
Special weather statement, May 19, 8:19 PM EDT, 3 hours 32 minutes before
OHZ015-016-024>026-034-035-042>046-051>056-060>065-070>074-080-INZ 050-058-059-200500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 819 PM EDT TUE MAY 19 1998 ....A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 100 AM EDT (1200 AM EST) FOR WESTERN AND CENTRAL OHIO AND EAST-CENTRAL INDIANA... ALSO...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 100 AM EDT (1200 AM EST) FOR RIPLEY COUNTY INDIANA... SCATTERED THUNDERSTORMS WIVTH A HISTORY OF PRODUCING LARGE HAIL AND DAMAGING WINDS WILL AFFECT THE WATCH AREA THROUGH THE EVENING HOURS. RESIDENTS OF THE WATCH AREA SHOULD KEEP AN EYE TO THE SKY AND STAY TUNED TO NOAA WEATHER RADIO. WILKINSON
Local storm report, May 19, 9:48 PM EDT, 2 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
948 PM EDT TUE MAY 19 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0939 PM SPRINGFIELD OH .75 INCH HAIL
05/19/98 CLARKLocal storm report, May 19, 11:20 PM EDT, 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
1120 PM EDT TUE MAY 19 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0753 PM WAYNESFIELD OH .75 INCH HAIL
05/19/98 AUGLAIZE DIME SIZE HAIL
0920 PM ROSSBURG OH .75 INCH HAIL
05/19/98 DARKE DIME SIZE HAIL
0920 PM ROSSBURG OH WIND DAMAGE
05/19/98 DARKE POLES SNAPPED OFF AND
KNOCKED DOWNThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 8:00 PM EDT | Severe Thunderstorm Warning | ILN | Auglaize | 60 min |
| May 19, 8:08 PM EDT | Severe Thunderstorm Warning | ILN | Hardin | 57 min |
| May 19, 8:54 PM EDT | Severe Thunderstorm Warning | ILN | Darke | 56 min |
| May 19, 9:13 PM EDT | Severe Thunderstorm Warning | ILN | Clark | 62 min |
| May 19, 10:09 PM EDT | Severe Thunderstorm Warning | ILN | Greene | 51 min |
| May 20, 12:15 AM EDT | Severe Thunderstorm Warning | ILN | Brown | 60 min |
| May 20, 1:08 AM EDT | Flash Flood Warning | ILN | Hamilton | 2 hr |
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.