Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 67, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at May 19, 1997, 12:08 AM EDT for Allen County, Ohio. It was in force for 37 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, 1997, 12:08 AM EDT (04:08 UTC)
- Expired
- May 19, 1997, 12:45 AM EDT
- In force
- 37 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Allen County, OH
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 19, 12:25 AM EDT | Thunderstorm Wind 50 | Beaverdam, OH | Several barns damaged or destroyed. Two silos were damaged and 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 18, 11:00 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 4.1 hours before the alert went out and 151 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
- 1227 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1412 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 183 m²/s²
- 0-3 km storm-relative helicity
- 397 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 8.5
The text
As transmitted, in the capitals the NWS used until 2016.
435 WUUS01 KILN 190412 RRA SVRILN OHC003-190445- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 1208 AM EDT MON MAY 19 1997 THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1245 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL OHIO ...ALLEN COUNTY AT 1210 AM DOPPLER WEATHER RADAR INDICATED A SEVERE LINE OF STORMS EXTENDING ACROSS VAN WERT AND PUTNAM COUNTIES. MOVEMENT WAS SOUTHEAST AT 40 MPH. CITIES IN THE PATH OF THESE STORMS ARE LIMA...SPENCERVILLE...AND LAFAYETTE. THE MAIN THREAT FROM THESE STORMS ARE DAMAGING WINDS. 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. SANDLER
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 18, 9:10 PM EDT, 2 hours 58 minutes earlier.
Area forecast discussion, May 18, 9:10 PM EDT, 2 hours 58 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 910 PM EDT SUN MAY 18 1997 LTST SFC ANLYS SHWG WRM FNT N OF OH WITH DWPTS ACRS AREA WELL INTO THE 60S. INTIAL BATCH OF TSTMS HAS PUSHED E OF FA WITH JUST A FEW LINGERING SHWRS ACRS FAR NRN FA. AREA OF TSTMS OVR NRN IL SHUD CONT TO PUSH/DVLP E ALG FNT THRU THIS EVNG AND SHUD BRUSH ACRS FAR NRN FA AFT MDNT. 00Z ILN RAOB SHWG GUD INSTBLTY IN WARM SECTOR WITH LI OF -7/CAPE OF 2200 AND SR HELICITY OVR 300. QUICK LOOK AT 12Z GARP DATA INDCTD NOSE OF 40-50KT 8H JET CRNTLY OVR IL WL SHIFT E ACRS NRN OH OVRNGT. GIVEN THIS...MAY SEE A LTL MORE SWRD DVLPTMT OF CRNT ACTVTY ACRS NRN IL/LWR MICH. THUS...BEST CHC FOR PCPN TNGT ACRS NRN 1/2 FA. WITH CDFNT STILL WELL BACK TO THE W... TSTM ACTVTY ACRS SRN FA SHUD BE LMTD TNGT WITH BEST CHC HOLDING OFF TIL MRNG BUT GIVEN INSTBLTY ACRS RGN...CRNT CHC FCST SEEMS RSBL ACRS S. LOTT
In the hours before
Local storm report, May 18, 7:00 PM EDT, 5 hours 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
659 PM EDT SUN MAY 18 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0630 P6M COLUMBUS OH WIND DAMAGE
05/18/97 FRANKLIN SEVERAL TREES DOWN WEST
SIDE OF COLUMBUSSpecial weather statement, May 18, 8:15 PM EDT, 3 hours 53 minutes before
INZ050-OHZ015-016-024>026-034-035-042-044-045-051>056-060>062- 064-065-190200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 815 PM EDT SUN MAY 18 1997 ...THE SEVERE THUNDERSTORM WATCH...WHICH WAS IN EFFECT FOR WEST CENTRAL OHIO AND THE MIAMI VALLEY...HAS EXPIRED AS OF 8 PM EDT... ...THE SEVERE THUNDERSTORM WATCH IN EFFECT FOR CENTRAL OHIO HAS BEEN CANCELLED... THE INITIAL BATCH OF THUNDERSTORMS...WHICH AFFECTED THE AREA DURING THE AFTERNOON...HAS EXITED THE REGION. NO SEVERE WEATHER IS EXPECTED ACROSS THE AREA THROUGH THE EVENING...ALTHOUGH A FEW SHOWERS WILL CONTINUE ACROSS WEST CENTRAL OHIO. A SECOND CLUSTER OF THUNDERSTORMS...LOCATED OVER NORTHERN ILLINOIS AND SOUTHERN WISCONSIN...WILL MOVE TO THE EAST DURING THE EVENING HOURS. THIS CLUSTER WILL ENTER THE WESTERN PARTS OF THE AREA AFTER MIDNIGHT. STAY TUNED TO NOAA WEATHER RADAR RADIO FOR UPDATED WEATHER INFORMATION. KELLS
Special weather statement, May 18, 8:17 PM EDT, 3 hours 51 minutes before
INZ050-OHZ015-016-024>026-034-035-042-044-045-051>056-060>062- 064-065-190200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 815 PM EDT SUN MAY 18 1997 ...THE SEVERE THUNDERSTORM WATCH...WHICH WAS IN EFFECT FOR WEST CENTRAL OHIO AND THE MIAMI VALLEY...HAS EXPIRED AS OF 8 PM EDT... ...THE SEVERE THUNDERSTORM WATCH IN EFFECT FOR CENTRAL OHIO HAS BEEN CANCELLED... THE INITIAL BATCH OF THUNDERSTORMS...WHICH AFFECTED THE AREA DURING THE AFTERNOON...HAS EXITED THE REGION. NO SEVERE WEATHER IS EXPECTED ACROSS THE AREA THROUGH THE EVENING...ALTHOUGH A FEW SHOWERS WILL CONTINUE ACROSS WEST CENTRAL OHIO. A SECOND CLUSTER OF THUNDERSTORMS...LOCATED OVER NORTHERN ILLINOIS AND SOUTHERN WISCONSIN...WILL MOVE TO THE EAST DURING THE EVENING HOURS. THIS CLUSTER WILL ENTER THE WESTERN PARTS OF THE AREA AFTER MIDNIGHT. STAY TUNED TO NOAA WEATHER RADAR RADIO FOR UPDATED WEATHER INFORMATION. KELLS
Special weather statement, May 18, 8:21 PM EDT, 3 hours 47 minutes before
INZ050-OHZ015-016-024>026-034-035-042-044-045-051>056-060>062- 064-065-190200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 815 PM EDT SUN MAY 18 1997 ...THE SEVERE THUNDERSTORM WATCH...WHICH WAS IN EFFECT FOR WEST CENTRAL OHIO AND THE MIAMI VALLEY...HAS EXPIRED AS OF 8 PM EDT... ...THE SEVERE THUNDERSTORM WATCH IN EFFECT FOR CENTRAL OHIO HAS BEEN CANCELLED... THE INITIAL BATCH OF THUNDERSTORMS...WHICH AFFECTED THE AREA DURING THE AFTERNOON...HAS EXITED THE REGION. NO SEVERE WEATHER IS EXPECTED ACROSS THE AREA THROUGH THE EVENING...ALTHOUGH A FEW SHOWERS WILL CONTINUE ACROSS WEST CENTRAL OHIO. A SECOND CLUSTER OF THUNDERSTORMS...LOCATED OVER NORTHERN ILLINOIS AND SOUTHERN WISCONSIN...WILL MOVE TO THE EAST DURING THE EVENING HOURS. THIS CLUSTER WILL ENTER THE WESTERN PARTS OF THE AREA AFTER MIDNIGHT. STAY TUNED TO NOAA WEATHER RADIO FOR UPDATED WEATHER INFORMATION. KELLS
Special weather statement, May 18, 11:15 PM EDT, 53 minutes before
OHZ015>016-024>026-034>035-042>046-051>056-190900 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 1115 PM EDT SUN MAY 18 1997 ...TORNADO WATCH IN EFFECT FOR WEST CENTRAL OHIO...THE NORTHERN MIAMI VALLEY AND PARTS OF CENTRAL OHIO UNTIL 5 AM EDT... A LINE OF SEVERE THUNDERSTORMS ACROSS NORTHERN INDIANA WILL CONTINUE TO PUSH EAST AND SOUTH THROUGH THE EARLY MORNING HOURS. WITH THE AIRMASS OVER NORTHERN AND CENTRAL OHIO STILL UNSTABLE...SEVERE THUNDERSTORMS WILL BE POSSIBLE ACROSS MUCH OF WEST CENTRAL AND CENTRAL OHIO AND THE NORTHERN MIAMI VALLEY. THE MAIN THREAT FROM THESE STORMS WILL BE STRONG WINDS. HOWEVER... ISOLATED TORNADOES WILL BE POSSIBLE. SOME CITIES WITHIN THE WATCH AREA INCLUDE LIMA...MARYSVILLE AND COLUMBUS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES. LOTT
Special weather statement, May 18, 11:18 PM EDT, 50 minutes before
OHZ015>016-024>026-034>035-042>046-051>056-190900 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 1115 PM EDT SUN MAY 18 1997 ...TORNADO WATCH IN EFFECT FOR WEST CENTRAL OHIO...THE NORTHERN MIAMI VALLEY AND PARTS OF CENTRAL OHIO UNTIL 5 AM EDT... A LINE OF SEVERE THUNDERSTORMS ACROSS NORTHERN INDIANA WILL CONTINUE TO PUSH EAST AND SOUTH THROUGH THE EARLY MORNING HOURS. WITH THE AIRMASS OVER NORTHERN AND CENTRAL OHIO STILL UNSTABLE...SEVERE THUNDERSTORMS WILL BE POSSIBLE ACROSS MUCH OF WEST CENTRAL AND CENTRAL OHIO AND THE NORTHERN MIAMI VALLEY. THE MAIN THREAT FROM THESE STORMS WILL BE STRONG WINDS. HOWEVER... ISOLATED TORNADOES WILL BE POSSIBLE. SOME CITIES WITHIN THE WATCH AREA INCLUDE LIMA...MARYSVILLE AND COLUMBUS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES. LOTT
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 11:28 PM EDT | Severe Thunderstorm Warning | ILN | Paulding | 32 min |
| May 18, 11:41 PM EDT | Severe Thunderstorm Warning | ILN | Putnam, Van Wert | 49 min |
| May 19, 4:48 PM EDT | Severe Thunderstorm Warning | ILN | Clermont | 32 min |
| May 19, 4:58 PM EDT | Severe Thunderstorm Warning | ILN | Brown | 32 min |
| May 19, 5:15 PM EDT | Severe Thunderstorm Warning | ILN | Highland | 30 min |
| May 19, 5:20 PM EDT | Severe Thunderstorm Warning | ILN | Adams, Pike | 40 min |
| May 19, 5:20 PM EDT | Severe Thunderstorm Warning | ILN | Ross | 40 min |
| May 19, 5:50 PM EDT | Severe Thunderstorm Warning | ILN | Scioto | 60 min |
| May 19, 6:00 PM EDT | Severe Thunderstorm Warning | ILN | Pike, Ross | 30 min |
| May 19, 6:33 PM EDT | Flash Flood Warning | ILN | Adams | 2 hr |
| May 19, 6:49 PM EDT | Flash Flood Warning | ILN | Adams | 116 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.