Alert archive / Ohio / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 242, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jun 29, 1998, 9:23 PM EDT for Montgomery County, Ohio. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 29, 1998, 9:23 PM EDT (01:23 UTC)
- Expired
- Jun 29, 1998, 9:55 PM EDT
- In force
- 32 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Montgomery County, OH
The radar
The Cincinnati radar (KILN), 55 km from the middle of the area, began a volume at 01:27 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.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.4 hours before the alert went out and 55 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
- 397 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 1435 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 146 m²/s²
- 0-3 km storm-relative helicity
- 201 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 4.0
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 29, 9:00 PM EDT, 23 minutes earlier.
Area forecast discussion, Jun 29, 9:00 PM EDT, 23 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 900 PM EDT MON JUN 29 1998 COMPLEX IN CENTRAL INDINANA CONTINUES TO DROP TO THE SOUTHEAST. CURRENT TRACK WILL BRING THE STRONGEST STORMS INTO SOUTHWEST SECTION OF CWA...BUT REST OF CWA WILL BE AFFECTED BY THE THE SYSTEM. WOULD UP POPS TO CATEGORICAL...AT LEAST TO IN SW OH...SE IN AND NRN KY DUE TO EXTENSIVE PRECIP SHEILD. FLASH FLOOD WATCHES LOOKING GOOD. WITH DEWPOINTS IN THE LOWER 70S LOWER MIGHT HOLD IN THE 70 TO 75 RANGE ACROSS THE SOUTH. SITES
In the hours before
Special weather statement, Jun 29, 7:32 PM EDT, 1 hour 51 minutes before
INZ050-058-059-066-073>075-080-KYZ089-090-094-300525- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 737 PM EDT (632 PM EST) MON JUN 29 1998 ...TORNADO WATCH FOR SOUTHEAST INDIANA (INCLUDING THE WHITEWATER VALLEY) AND NORTHWEST KENTUCKY UNTIL 1 AM EDT... A TORNADO WATCH HAS BEEN ISSUED FOR SOUTHEAST INDIANA (INCLUDING THE WHITEWATER VALLEY) AND NORTHWEST KENTUCKY THROUGH 1 AM EDT (MIDNIGHT EST). A LARGE AREA OF THUNDERSTORMS THAT HAVE ALREADY PRODUCED SEVERE WEATHER WILL BE DIVING SOUTHEAST THROUGH INDIANA AND NORTHWESTERN KENTUCKY THIS EVENING. LARGE HAIL... DAMAGING WINDS AND EVEN SOME TORNADOES COULD OCCUR WITH THUNDERSTORMS IN INDIANA AND NORTHWESTERN KENTUCKY THIS EVENING. SOME CITIES INCLUDED IN THE WATCH ARE RICHMOND...BROOKVILLE... LAWRENCEBURG...CARROLLTON AND OWENTON. STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST INFORMATION CONCERNING THUNDERSTORMS THIS EVENING. FARINA
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 9:10 PM EDT | Severe Thunderstorm Warning | ILN | Miami | 20 min |
| Jun 29, 9:42 PM EDT | Severe Thunderstorm Warning | ILN | Darke | 43 min |
| Jun 29, 9:44 PM EDT | Flash Flood Warning | ILN | Franklin, Madison, Pickaway | 3 hr |
| Jun 29, 10:24 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton | 46 min |
| Jun 29, 11:04 PM EDT | Severe Thunderstorm Warning | ILN | Clermont | 61 min |
| Jun 29, 11:13 PM EDT | Flash Flood Warning | ILN | Miami | 117 min |
| Jun 29, 11:18 PM EDT | Severe Thunderstorm Warning | ILN | Clark | 47 min |
| Jun 29, 11:29 PM EDT | Flash Flood Warning | ILN | Franklin, Madison, Pickaway | 3 hr |
| Jun 29, 11:29 PM EDT | Flash Flood Warning | ILN | Licking | 3 hr |
| Jun 29, 11:32 PM EDT | Severe Thunderstorm Warning | ILN | Brown | 58 min |
| Jun 29, 10:11 PM EDT | Severe Thunderstorm Warning | ILN | Carroll, Gallatin | 44 min |
| Jun 29, 10:24 PM EDT | Severe Thunderstorm Warning | ILN | Boone | 46 min |
| Jun 29, 10:27 PM EDT | Severe Thunderstorm Warning | ILN | Grant, Pendleton | 53 min |
| Jun 29, 10:27 PM EDT | Severe Thunderstorm Warning | ILN | Owen | 53 min |
| Jun 29, 11:15 PM EDT | Severe Thunderstorm Warning | ILN | Bracken, Robertson | 65 min |
| Jun 29, 9:20 PM EDT | Severe Thunderstorm Warning | ILN | Fayette, Union, Wayne | 45 min |
| Jun 29, 10:03 PM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Franklin, Ripley | 52 min |
| Jun 29, 10:11 PM EDT | Severe Thunderstorm Warning | ILN | Ohio, Switzerland | 44 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.