Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 2, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jan 5, 1997, 12:01 AM EST for Clermont County, Montgomery County, Warren County, Ohio. It was in force for 44 min. 3 reports 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, 12:01 AM EST (05:01 UTC)
- Expired
- Jan 5, 1997, 12:45 AM EST
- In force
- 44 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
Counties Clermont County, OH, Montgomery County, OH, Warren County, OH
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 5, 12:20 AM EST | Thunderstorm Wind 50 | Countywide, OH | |
| Jan 5, 12:25 AM EST | Thunderstorm Wind 50 | Goshen, OH | |
| Jan 5, 12:25 AM EST | Thunderstorm Wind 50 | Englewood, 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, 5.0 hours before the alert went out and 35 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
As transmitted, in the capitals the NWS used until 2016.
288 WUUS01 KILN 050503 RRA SVRILN KYC037-117-OHC025-165-113-050545- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 1201 AM EST SUN JAN 5 1997 THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1245 AM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH KENTUCKY ...CAMPBELL COUNTY...KENTON COUNTY IN SOUTHWEST OHIO ...CLERMONT COUNTY...WARREN COUNTY IN WEST CENTRAL OHIO ...MONTGOMERY COUNTY AT MIDNIGHT EST DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDING FROM NEAR CINCINNATI TO NEAR HAMILTON. THE STORMS ARE MOVING EAST NORTHEAST AT AROUND 40 MPH AND WILL PRODUCE DAMAGING WINDS. IT IS DANGEROUS TO BE OUTDOORS WHILE A SEVERE THUNDERSTORM IS IN PROGRESS. DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING ARE ALL POSSIBLE. SEEK SHELTER IN A BUILDING OR A VEHICLE. IF YOU ARE CAUGHT IN THE OPEN...STAY AWAY FROM TOWERS AND TALL TREES. CROUCH NEAR THE GROUND AND COVER YOUR HEAD. FARINA
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, 3 hours 30 minutes earlier.
Area forecast discussion, Jan 4, 8:31 PM EST, 3 hours 30 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
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, 12:25 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 | Delaware | 69 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 |
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.