Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 11, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jan 5, 1997, 1:21 AM EST for Delaware County, Ohio. It was in force for 69 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
- Jan 5, 1997, 1:21 AM EST (06:21 UTC)
- Expired
- Jan 5, 1997, 2:30 AM EST
- In force
- 69 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Delaware County, OH
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 5, 1:50 AM EST | Thunderstorm Wind 50 | Genoa Twp, OH |
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, 6.4 hours before the alert went out and 116 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 753 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 325 m²/s²
- 0-3 km storm-relative helicity
- 436 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jan 4, 8:31 PM EST, 4 hours 50 minutes earlier.
Area forecast discussion, Jan 4, 8:31 PM EST, 4 hours 50 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 830 PM EST SAT JAN 4 1997 00Z SFC ANALYSIS INDICATED LOW PRES OVR LMICH WITH A CDFNT TRAILING SWD ACROSS ERN IL SWWD INTO TX. AHEAD OF THE FNT A NARROW AXIS OF 60+ DEW POINTS EXISTED ACROSS WRN KY AND WRN IN. IN THIS AREA...NMRS TRW WERE MOVG TOWARD FA. KILN SOUNDING WAS SLIGHTLY STABLE. MODIFYING FOR WORST CASE SCENARIO OF 60F DEW POINTS (NRN KY) GIVES A LI OF -1 AND CAPES AROUND 250. THUS CONTINUE CHC TRW ALONG WITH -SHRA. FROM DAY-CMH NWD...TRW WL BE WDLY SCT SINCE INSTABILITY WL HARDLY EXIST. HOWEVER... SUGGEST CONT MENTION OF TRW ALL ZONES. WITH PW'S OF 1.13 RAINFALL COULD BE HEAVY IN SPOTS. ONLY OTHER CHANGE NEEDED IS TO INCREASE WINDS ACROSS NRN KY AND INDICATE SWLY DIRECTION THROUGH MUCH OF NIGHT. WILKINSON
In the hours before
Special weather statement, Jan 5, 1:15 AM EST, 6 minutes before
KYZ100-051045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 115 AM EST SUN JAN 5 1997 ...SEVERE THUNDERSTORM WATCH FOR LEWIS COUNTY UNTIL 545 AM... THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR LEWIS COUNTY KENTUCKY UNTIL 545 AM EST. LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN THESE AREAS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. FARINA
Special weather statement, Jan 5, 1:16 AM EST, 5 minutes before
KYZ100-051045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 115 AM EST SUN JAN 5 1997 ...SEVERE THUNDERSTORM WATCH FOR LEWIS COUNTY UNTIL 545 AM... THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR LEWIS COUNTY KENTUCKY UNTIL 545 AM EST. LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN THESE AREAS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. FARINA
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 4, 11:54 PM EST | Severe Thunderstorm Warning | ILN | Butler, Hamilton | 36 min |
| Jan 5, 12:01 AM EST | Severe Thunderstorm Warning | ILN | Clermont, Montgomery, Warren | 44 min |
| Jan 5, 12:25 AM EST | Severe Thunderstorm Warning | ILN | Champaign, Clark | 35 min |
| Jan 5, 12:25 AM EST | Severe Thunderstorm Warning | ILN | Brown, Clinton, Greene | 35 min |
| Jan 5, 12:43 AM EST | Severe Thunderstorm Warning | ILN | Clermont | 17 min |
| Jan 5, 12:49 AM EST | Severe Thunderstorm Warning | ILN | Fayette, Highland | 41 min |
| Jan 5, 12:49 AM EST | Severe Thunderstorm Warning | ILN | Madison | 41 min |
| Jan 5, 1:12 AM EST | Severe Thunderstorm Warning | ILN | Franklin | 48 min |
| Jan 5, 1:21 AM EST | Severe Thunderstorm Warning | ILN | Pickaway | 69 min |
| Jan 5, 1:24 AM EST | Severe Thunderstorm Warning | ILN | Adams | 66 min |
| Jan 5, 1:29 AM EST | Severe Thunderstorm Warning | ILN | Pike, Ross | 61 min |
| Jan 5, 1:47 AM EST | Severe Thunderstorm Warning | ILN | Scioto | 58 min |
| Jan 5, 1:47 AM EST | Severe Thunderstorm Warning | ILN | Fairfield, Hocking | 58 min |
| Jan 5, 1:47 AM EST | Severe Thunderstorm Warning | ILN | Licking | 58 min |
| Jan 5, 12:01 AM EST | Severe Thunderstorm Warning | ILN | Campbell, Kenton | 44 min |
| Jan 5, 12:33 AM EST | Severe Thunderstorm Warning | ILN | Bracken | 42 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.