Alert archive / Ohio / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 101, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at May 31, 1998, 4:05 PM EDT for Hardin County, Ohio. It was in force for 50 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 31, 1998, 4:05 PM EDT (20:05 UTC)
- Expired
- May 31, 1998, 4:55 PM EDT
- In force
- 50 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Hardin County, OH
The radar
The Cincinnati radar (KILN), 139 km from the middle of the area, began a volume at 20:04 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 |
|---|---|---|---|
| May 31, 4:15 PM EDT | Thunderstorm Wind 50 | Ada, OH | 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 |
|---|---|---|---|
| May 31, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.1 hours before the alert went out and 138 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
- 1259 J/kg
- Mixed-layer CIN
- -256 J/kg
- Mixed-layer LCL
- 874 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 206 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
852
WUUS01 KILN 312006 RRA
SVRILN
OHC065-312055-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
405 PM EDT SUN MAY 31 1998
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
*SEVERE THUNDERSTORM WARNING FOR...
HARDIN COUNTY IN WEST CENTRAL OHIO.
* EFFECTIVE UNTIL 455 PM EDT.
* AT 405 PM EDT... DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3
MILES WEST OF ADA MOVING EAST AT 45 MPH.
* SOME LOCATIONS AFFECTED...
ALGER BY 407 PM EDT..
ADA BY 409 PM EDT..
DOLA BY 418 PM EDT..
DUNKIRK BY 422 PM EDT..
KENTON BY 425 PM EDT..
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS... EXTREMELY INTENSE
LIGHTNING IS ALSO LIKELY WITH THIS STORM. IF OUTDOORS... STAY
AWAY FROM TALL OBJECTS.
PARKERWhat 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 31, 2:40 PM EDT, 1 hour 25 minutes earlier.
Area forecast discussion, May 31, 2:40 PM EDT, 1 hour 25 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 240 PM EDT SUN MAY 31 1998 18Z KILN RAOB AVAILABLE ON AFOS...CAPE >4000 AND WK H8 CAP WL BE OVERCOME SHORTLY BY SFC HEATING...SO CONDITIONS IN PLACE FOR SVR WX OUTBREAK ACRS CWA THIS AFTN/EVE. SVR TSTMS NOW FIRING ALONG PRE-FRONTAL TROF JUST AHEAD OF COLD FRNT... AND TSTMS INTENSIFYING ACRS CNTL IN WITHIN EXTREMELY UNSTABLE AIRMASS. COLD FRNT WL STILL BE N OF OH RVR BY 0Z AND WL LIKELY NOT CLR S/E CWA COUNTIES BEFORE MIDNITE. TSTMS WL END ACRS NW COUNTIES BY LATE AFTN BUT WL CONT ACRS CNTL S SECTIONS INTO THIS EVE...SO CATEGORICAL POPS IN ORDER CNTL EARLY EVE AND S TIL 4Z-6Z. COOLER...DRIER AIRMASS WILL THEN PUSH INTO REGION OVERNITE AND WL REMAIN IN PLACE THRU MON. HI TMPS MON WL ACTUALLY BE BLO NORMAL FOR JUN 1. NEXT SYSTEM WL APPROACH QUICKLY IN FAST FLW REGIME LATER MON NITE. SW FLW/WAA WL INTENSIFY...AND CONDITIONS APPR FAVORABLE FOR ANOTHER MCS TO DEVELOP ACRS GREAT LAKES AND PUSH THROUGH OR JUST N OF XTRM N CWA COUNTIES EARLY TUE AM...SO CHC POPS IN ORDER ACRS FAR N LATE MON NITE. FARTHER S...MSTR CONVERGC IMPRESSIVE AND INSTABILITY INCR WITHIN N/S BAND...INTO W CWA COUNTIES BY 12Z TUE...SHRA/TSRA CUD DEVELOP WITHIN THIS WAA BAND. HOWEVER...DEEPEST MSTR FOCUSED AT MID LVLS...AND MAY ONLY PRODUCE SPRINKLES/FEW -SHRA WITH RELATIVELY DRY AIR AT SFC. TUE...MANY SIMILARITIES TO TDAS SCENARIO...EXCEPT SFC DWPTS SHUD BE SOMEWHAT LOWER. WARM SECTOR WL SPREAD INTO CWA ON STRONG SW BREEZE... AND COLD FRNT WL THEN PUSH INTO REGION DURG AFTN/EVE AND WL LIKELY PRODUCE ANOTHER ROUND OF STRONG/SVR TSTMS. CVG 57/73/59/85 8026 DAY 52/71/56/81 7026 CMH 53/72/54/82 7016 PRT 60/75/54/86 8015 ROWLEY
In the hours before
Special weather statement, May 31, 10:25 AM EDT, 5 hours 40 minutes before
OHZ026-044>046-052>056-063>065-311900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 1025 AM EDT SUN MAY 31 1998 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MOST OF CENTRAL OHIO AND THE EASTERN MIAMI VALLEY OF OHIO UNTIL 3 PM EDT... THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS ISSUED A SEVERE WATCH...EFFECTIVE UNTIL 3 PM EDT...FOR MOST OF CENTRAL OHIO AND FOR EASTERN COUNTIES OF THE MIAMI VALLEY VALLEY OF OHIO. CITIES IN THE WATCH AREA INCLUDE COLUMBUS...NEWARK...WASHINGTON COURT HOUSE AND BELLEFONTAINE. A STRONG COLD FRONT WILL APPROACH THE REGION FROM THE NORTHWEST TODAY. AHEAD OF THE COLD FRONT...THUNDERSTORMS HAD ALREADY DEVELOPED BY 1015 AM EDT JUST WEST OF THE WATCH AREA...AND ADDITIONAL THUNDERSTORMS WILL MOVE INTO THE REGION THROUGH MID-AFTERNOON. CONDITIONS WILL BE FAVORABLE FOR THUNDERSTORMS TO PRODUCE DAMAGING WIND GUSTS AND LARGE HAIL. THUNDERSTORMS WILL MOVE RAPIDLY TODAY...SO WHEN THREATENING WEATHER APPROACHES YOUR LOCATION YOU SHOULD SEEK SHELTER QUICKLY. IF YOU ARE LOCATED WITHIN OR CLOSE TO THE WATCH AREA...YOU ARE STRONGLY URGED TO STAY TUNED TO NOAA WEATHER RADIO OR OTHER MEDIA OUTLETS FOR UPDATES...INCLUDING POSSIBLE WARNINGS. ROWLEY
Special weather statement, May 31, 10:25 AM EDT, 5 hours 40 minutes before
OHZ026-044>046-052>056-063>065-311900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 1025 AM EDT SUN MAY 31 1998 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MOST OF CENTRAL OHIO AND THE EASTERN MIAMI VALLEY OF OHIO UNTIL 3 PM EDT... THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS ISSUED A SEVERE WATCH...EFFECTIVE UNTIL 3 PM EDT...FOR MOST OF CENTRAL OHIO AND FOR EASTERN COUNTIES OF THE MIAMI VALLEY VALLEY OF OHIO. CITIES IN THE WATCH AREA INCLUDE COLUMBUS...NEWARK...WASHINGTON COURT HOUSE AND BELLEFONTAINE. A STRONG COLD FRONT WILL APPROACH THE REGION FROM THE NORTHWEST TODAY. AHEAD OF THE COLD FRONT...THUNDERSTORMS HAD ALREADY DEVELOPED BY 1015 AM EDT JUST WEST OF THE WATCH AREA...AND ADDITIONAL THUNDERSTORMS WILL MOVE INTO THE REGION THROUGH MID-AFTERNOON. CONDITIONS WILL BE FAVORABLE FOR THUNDERSTORMS TO PRODUCE DAMAGING WIND GUSTS AND LARGE HAIL. THUNDERSTORMS WILL MOVE RAPIDLY TODAY...SO WHEN THREATENING WEATHER APPROACHES YOUR LOCATION YOU SHOULD SEEK SHELTER QUICKLY. IF YOU ARE LOCATED WITHIN OR CLOSE TO THE WATCH AREA...YOU ARE STRONGLY URGED TO STAY TUNED TO NOAA WEATHER RADIO OR OTHER MEDIA OUTLETS FOR UPDATES...INCLUDING POSSIBLE WARNINGS. ROWLEY
Special weather statement, May 31, 1:12 PM EDT, 2 hours 53 minutes before
OHZ026-034-035-042>046-051>055-INZ050-312300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 110 PM EDT (1210 PM EST) SUN MAY 31 1998 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 7 PM EDT (6 PM EST)... THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS ISSUED A SEVERE THUNDERSTORM WATCH...EFFECTIVE UNTIL 7 PM EDT (6 PM EST)...FOR WAYNE COUNTY IN EAST CENTRAL INDIANA...THE MIAMI VALLEY OF OHIO NORTH OF DAYTON AND NORTHERN COUNTIES OF CENTRAL OHIO. CITIES IN THE WATCH AREA INCLUDE RICHMOND...TROY...SPRINGFIELD... COLUMBUS AND DELAWARE. FOR THE OHIO COUNTIES OF HARDIN...LOGAN...CHAMPAIGN...CLARK... MADISON...UNION...DELAWARE AND FRANKLIN...THIS SEVERE THUNDERSTORM WATCH REPLACES THE WATCH THAT WAS PREVIOUSLY IN EFFECT UNTIL 3 PM EDT. A STRONG COLD FRONT WILL APPROACH THE REGION FROM THE NORTHWEST THIS AFTERNOON. AT 105 PM EDT...STRONG THUNDERSTORMS WERE DEVELOPING RAPIDLY AHEAD OF THE COLD FRONT ACROSS NORTHERN INDIANA AND NORTHWEST OHIO...AND THESE THUNDERSTORMS WILL DEVELOP TOWARD THE SOUTH AND EAST INTO THE WATCH AREA THIS AFTERNOON AND EARLY THIS EVENING. CONDITIONS WILL BE FAVORABLE FOR THUNDERSTORMS TO PRODUCE DAMAGING WIND GUSTS AND LARGE HAIL. THUNDERSTORMS WILL MOVE RAPIDLY THIS AFTERNOON...SO WHEN THREATENING WEATHER APPROACHES YOUR LOCATION SEEK SHELTER QUICKLY. IF YOU ARE LOCATED WITHIN OR CLOSE TO THE WATCH AREA...YOU ARE STRONGLY URGED TO STAY TUNED TO NOAA WEATHER RADIO OR OTHER MEDIA OUTLETS FOR UPDATES...INCLUDING POSSIBLE WARNINGS. ROWLEY
Special weather statement, May 31, 3:11 PM EDT, 54 minutes before
OHZ063>065-312000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 311 PM EDT SUN MAY 31 1998 ...SEVERE THUNDERSTORM WATCH HAS EXPIRED... THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR THE CENTRAL OHIO COUNTIES OF FAYETTE...PICKAWAY AND FAIRFIELD EXPIRED AT 3 PM EDT. CONDITIONS REMAIN FAVORABLE FOR THUNDERSTORMS WITH DAMAGING WIND GUSTS AND LARGE HAIL INTO THIS EVENING...SO YOU ARE STRONGLY URGED TO STAY TUNED TO NOAA WEATHER RADIO OR OTHER MEDIA OUTLETS FOR UPDATES...INCLUDING POSSIBLE WATCHES AND WARNINGS. ROWLEY
Special weather statement, May 31, 3:11 PM EDT, 54 minutes before
OHZ063>065-312000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 311 PM EDT SUN MAY 31 1998 ...SEVERE THUNDERSTORM WATCH HAS EXPIRED... THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR THE CENTRAL OHIO COUNTIES OF FAYETTE...PICKAWAY AND FAIRFIELD EXPIRED AT 3 PM EDT. CONDITIONS REMAIN FAVORABLE FOR THUNDERSTORMS WITH DAMAGING WIND GUSTS AND LARGE HAIL INTO THIS EVENING...SO YOU ARE STRONGLY URGED TO STAY TUNED TO NOAA WEATHER RADIO OR OTHER MEDIA OUTLETS FOR UPDATES...INCLUDING POSSIBLE WATCHES AND WARNINGS. ROWLEY
Special weather statement, May 31, 3:15 PM EDT, 50 minutes before
OHZ056-312000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 315 PM EDT SUN MAY 31 1998 ...TORNADO WATCH IN EFFECT FOR LICKING COUNTY UNTIL 10 PM EDT... THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS ISSUED A TORNADO WATCH...EFFECTIVE UNTIL 10 PM EDT...FOR LICKING COUNTY IN CENTRAL OHIO. A STRONG COLD FRONT WAS PRODUCING SEVERE THUNDERSTORMS NORTH AND WEST OF LICKING COUNTY THIS AFTERNOON. THUNDERSTORMS WILL PUSH INTO THE COUNTY BY LATE THIS AFTERNOON...AND CONDITIONS WILL BE FAVORABLE FOR THUNDERSTORMS TO PRODUCE TORNADOES...DAMAGING WIND GUSTS AND LARGE HAIL. THUNDERSTORMS WILL BE MOVING RAPIDLY...SO SEEK SHELTER QUICKLY IF THREATENING WEATHER APPROACHES YOUR LOCATION. PLEASE STAY TUNED TO NOAA WEATHER RADIO OR OTHER MEDIA OUTLETS FOR UPDATES AND POSSIBLE WARNINGS. ROWLEY
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 3:26 PM EDT | Severe Thunderstorm Warning | ILN | Mercer | 59 min |
| May 31, 5:50 PM EDT | Severe Thunderstorm Warning | ILN | Mercer | 35 min |
| May 31, 6:00 PM EDT | Severe Thunderstorm Warning | ILN | Auglaize | 40 min |
| May 31, 6:06 PM EDT | Severe Thunderstorm Warning | ILN | Shelby | 49 min |
| May 31, 6:21 PM EDT | Severe Thunderstorm Warning | ILN | Hardin, Logan | 49 min |
| May 31, 6:42 PM EDT | Severe Thunderstorm Warning | ILN | Union | 48 min |
| May 31, 7:04 PM EDT | Severe Thunderstorm Warning | ILN | Preble | 36 min |
| May 31, 7:31 PM EDT | Tornado Warning | ILN | Clinton | 49 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.