Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 87, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jul 2, 1997, 5:00 PM EDT for Darke County, Ohio. It was in force for 45 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
- Jul 2, 1997, 5:00 PM EDT (21:00 UTC)
- Expired
- Jul 2, 1997, 5:45 PM EDT
- In force
- 45 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Darke County, OH
The radar
The Cincinnati radar (KILN), 105 km from the middle of the area, began a volume at 21:04 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 |
|---|---|---|---|
| Jul 2, 5:30 PM EDT | Thunderstorm Wind 50 | New Madison, OH | Trees and power lines 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 |
|---|---|---|---|
| Jul 2, 2:00 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.0 hours before the alert went out and 105 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
- 88 J/kg
- Mixed-layer CIN
- -213 J/kg
- Mixed-layer LCL
- 1070 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KILN 022100 RRA SVRILN OHC037-022145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 500 PM EDT WED JUL 2 1997 THE NATIONAL WEATHER SERVICE IN WILMINGTON OH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 545 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL OHIO ...DARKE COUNTY AT 459 PM EDT RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS MOVING INTO NORTHERN DARKE COUNTY. THESE THUNDERSTORMS WERE MOVING TOWARD THE EAST SOUTHEAST AT 30 MPH AND WILL AFFECT BROCK...OSGOOD AND VERSAILLES BY 545 PM EDT. THESE THUNDERSTORMS WILL PRODUCE DAMAGING WIND GUSTS AND LARGE HAIL. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING CONDITIONS. STAY INDOORS AWAY FROM WINDOWS AS THIS STORM MOVES OVERHEAD. IF YOU ARE IN THE PATH OF THIS STORM...MOVE 8INSIDE A STRONG BUILDING. STAY AWAY FROM WINDOWS SINCE THEY CAN EASILY SHATTER IN SEVERE THUNDERSTORM WINDS. DO NOT USE TELEPHONES OR APPLIANCES UNLESS ABSOLUTELY NECESSARY UNTIL THIS STORM HAS PASSED.
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 Jul 2, 2:32 PM EDT, 2 hours 28 minutes earlier.
Area forecast discussion, Jul 2, 2:32 PM EDT, 2 hours 28 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 232 PM EDT WED JUL 02 1997 TORNADO WW 554 IN EFFECT UNTIL 00Z THU FOR MUCH OF WRN OH AND E-CNTRL IN. LINE TSRA WL PUSH ACROSS CWA THRU LATE PM AND EVENING WITH POSSIBLE SVR WX...MAINLY N OF OH RIVER. FNT WL SWEEP THRU AREA BY MIDNIGHT WITH MUCH COOLER CONDITIONS. WL NEED TO ADD CHC OF SHRA/TSRA FOR THU NIGHT AND FRI. CVG 66/82/67/80 305 DAY 65/81/66/78 504 CMH 67/82/65/78 503 WILKINSON
In the hours before
Special weather statement, Jul 2, 1:54 PM EDT, 3 hours 6 minutes before
OHZ015-016-024>026-034-035-042>044-051>053-060>062-070-071-INZ 050-058-059-066-030000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 154 PM EDT (1254 PM EST) WED JUL 2 1997 ...A TORNADO WATCH IS IN EFFECT FOR EAST CENTRAL INDIANA AND MUCH OF WESTERN OHIO UNTIL 800 PM EDT (700 PM EST)... SOME CITIES IN THE WATCH AREA INCLUDE LIMA...SPRINGFIELD...DAYTON ...AND RICHMOND INDIANA. A VIGOROUS STORM SYSTEM WAS MOVING ACROSS THE GREAT LAKES THIS AFTERNOON WITH A COLD FRONT TRAILING SOUTHWARD ACROSS WESTERN INDIANA. A LINE OF THUNDERSTORMS HAD DEVELOPED ALONG THE FRONT IN NORTHWESTERN INDIANA EARLY THIS AFTERNOON AND IS EXPECTED TO INTENSIFY RAPIDLY WHILE MOVING EASTWARD. THE LINE OF STORMS WILL AFFECT THE WATCH AREA DURING THE MID TO LATE AFTERNOON HOURS. THE MAIN THREAT FROM THESE STORMS WILL BE DAMAGING WINDS AND LARGE HAIL. HOWEVER...THE STRUCTURE OF THE VERTICAL WIND PROFILE SUGGESTS THAT ISOLATED TORNAOES ARE POSSIBLE. RESIDENTS OF THE WATCH AREA SHOULD KEEP AN EYE TO THE NORTHWESTERN SKY AND STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES. WILKINSON
Special weather statement, Jul 2, 3:51 PM EDT, 1 hour 9 minutes before
OHZ015-016-024>026-034-042>046-051>056-060>065-070>074-077>082- 088-KYZ091>093-INZ050-058-059-066-073>075-080-030400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 352 PM EDT (252 PM EST WED JUL 2 1997 ...SEVERE THUNDERSTORMS POSSIBLE ACROSS OHIO...EASTERN INDIANA...AND EXTREME NORTHERN KENTUCKY LATE THIS AFTERNOON AND EVENING... A VIGOROUS STORM SYSTEM ACROSS THE GREAT LAKES WAS DRAGGING A COLD FRONT ACROSS THE OHIO VALLEY LATE THIS AFTERNOON. AREAS OF STRONG TO LOCALLY SEVERE THUNDERSTORMS HAD DEVELOPED. THE ATMOSPHERE AHEAD OF THESE STORMS WAS EXTREMEMLY UNSTABLE. THUS..THESE STORMS ARE EXPECTED TO INTENSIFY AS THEY MOVE EASTWARD. THESE STORMS ARE EXPECTED TO ENTER WEST-CENTRAL OHIO...EAST CENTRAL INDIANA...AND THE WESTERN MIAMI VALLEY DURING THE LATE AFTERNOON HOURS AND THEN MOVE INTO CENTRAL AND SOUTHERN OHIO DURING THE EVENING HOURS. DAMAGING WINDS AND LARGE HAIL WILL BE THE MAIN THREAT FROM THESE STORMS LATER TONIGHT. HOWEVER....ISOLATED TORNADOES ARE POSSIBLE ESPECIALLY IN WEST-CENTRAL OHIO. STAY TUNED TO NOAA WEATHER RADIO FOR UPDATES. WILKINSON
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 4:04 PM EDT | Severe Thunderstorm Warning | ILN | Mercer, Van Wert | 46 min |
| Jul 2, 4:48 PM EDT | Severe Thunderstorm Warning | ILN | Mercer | 32 min |
| Jul 2, 4:53 PM EDT | Severe Thunderstorm Warning | ILN | Auglaize | 47 min |
| Jul 2, 5:07 PM EDT | Severe Thunderstorm Warning | ILN | Shelby | 48 min |
| Jul 2, 5:32 PM EDT | Severe Thunderstorm Warning | ILN | Champaign, Logan | 48 min |
| Jul 2, 5:46 PM EDT | Tornado Warning | ILN | Preble | 49 min |
| Jul 2, 5:53 PM EDT | Severe Thunderstorm Warning | ILN | Union | 32 min |
| Jul 2, 5:57 PM EDT | Severe Thunderstorm Warning | ILN | Clark | 33 min |
| Jul 2, 6:03 PM EDT | Severe Thunderstorm Warning | ILN | Madison | 47 min |
| Jul 2, 6:12 PM EDT | Severe Thunderstorm Warning | ILN | Montgomery | 33 min |
| Jul 2, 6:13 PM EDT | Tornado Warning | ILN | Franklin | 62 min |
| Jul 2, 6:16 PM EDT | Severe Thunderstorm Warning | ILN | Delaware | 34 min |
| Jul 2, 6:20 PM EDT | Tornado Warning | ILN | Montgomery | 30 min |
| Jul 2, 6:27 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 33 min |
| Jul 2, 6:30 PM EDT | Severe Thunderstorm Warning | ILN | Preble | 45 min |
| Jul 2, 6:34 PM EDT | Severe Thunderstorm Warning | ILN | Licking | 46 min |
| Jul 2, 6:37 PM EDT | Severe Thunderstorm Warning | ILN | Greene | 48 min |
| Jul 2, 6:43 PM EDT | Severe Thunderstorm Warning | ILN | Montgomery, Warren | 47 min |
| Jul 2, 6:43 PM EDT | Severe Thunderstorm Warning | ILN | Pickaway | 47 min |
| Jul 2, 6:48 PM EDT | Tornado Warning | ILN | Butler, Warren | 47 min |
| Jul 2, 6:52 PM EDT | Tornado Warning | ILN | Greene | 48 min |
| Jul 2, 6:54 PM EDT | Severe Thunderstorm Warning | ILN | Fairfield | 46 min |
| Jul 2, 6:56 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton | 49 min |
| Jul 2, 7:02 PM EDT | Severe Thunderstorm Warning | ILN | Clinton | 48 min |
| Jul 2, 7:08 PM EDT | Severe Thunderstorm Warning | ILN | Fayette | 47 min |
| Jul 2, 7:17 PM EDT | Severe Thunderstorm Warning | ILN | Hocking | 33 min |
| Jul 2, 7:22 PM EDT | Tornado Warning | ILN | Hamilton | 33 min |
| Jul 2, 7:28 PM EDT | Severe Thunderstorm Warning | ILN | Highland, Ross | 47 min |
| Jul 2, 7:40 PM EDT | Tornado Warning | ILN | Warren | 35 min |
| Jul 2, 7:49 PM EDT | Severe Thunderstorm Warning | ILN | Clermont | 46 min |
| Jul 2, 7:58 PM EDT | Tornado Warning | ILN | Clermont | 47 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1997Every severe thunderstorm warning in 1997
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.