Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 176, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Aug 16, 1997, 11:47 PM EDT for Allen County, Auglaize County, Ohio. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 16, 1997, 11:47 PM EDT (03:47 UTC)
- Expired
- Aug 17, 1997, 12:35 AM EDT
- In force
- 48 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
Counties Allen County, OH, Auglaize County, OH
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 16, 9:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.8 hours before the alert went out and 141 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
- 3666 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 966 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 2.5
- Supercell composite
- 14.2
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 Aug 16, 8:32 PM EDT, 3 hours 15 minutes earlier.
Area forecast discussion, Aug 16, 8:32 PM EDT, 3 hours 15 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 830 PM EDT SAT AUG 16 1997 LTST SFC ANLYS SHWS PRE-FNTL E-W ORIENTED TROF ACRS FAR SRN MI WITH ACTUAL FNT ACRS NRN LWR MI INTO CNTRL PLNS. SVR CNVTN HS DVLPD ALONG TROF AXIS IN VRY UNSTBL AMS. DWPT PTS IN UPR 70S RESULTING IN LI/S BTWN -12 AND -14. XPCT THIS ACTVTY TO SLOLY SAG ESE ACRS NRN AND CNTRL OH THRU RMNDR OF EVE. QUESTION IS HOW FAR S CNVCTN WL REACH TNGT. AS ACTVTY MOVS AWAY FM GENESIS AREA XPCT IT TO WEAKEN. WV IMGRY SHWS S/WV IN ST LOUIS AREA MOVG E. THIS FEATURE IS EXPECTED TO TRACK INTO OH VLY LTR TNGT WITH 30-35KT SWRLY H8 JET SHIFTING INTO SRN IN TWD SR. THEREFORE...CHC OF SCTD TSTMS INTO FAR SRN OH/NRN KY NOT OUT OF THE QUESTION. PREFER ADDING TIMING TO CHC OF TSTMS ACRS FAR SRN OH AND NRN KY. SUGG HOLDING LKLY POPS ACRS W CNTRL OH AND CHC POPS S WITH THE MENT OF LATE ACRS FAR SRN OH AND NRN KY. TEMPS APPEAR IN THE BALLPARK. MORE SIGNIFICANT S/WV TO AFFECT AREA SUN/SUN NGT AS WV DLPS ALONG THE FNT WHICH STALLS ACRS CNTRL OH. NOSE OF H8 35KT SWRLY JET PROVIDES GOOD LO LVL CNVRGC INTO SW OH/NRN KY DURG LT SUN AFTN. AT THE SAME TIME AREA IS IN RR QUAD OF 115KT JET WHICH WL PROVIDE GOOD UPR DIV. TSTM THREAT TO INCRS ACRS AREA SUN AFTN WITH APPRCH OF SFC WV. GIVEN INSTBY AND STRENGTH OF WND FIELDS...ALONG WITH HI PW/S CHC FOR SVR WX AND FLOODING LOOKS GOOD ON SUN AFT/EVE. CVG 076/089 47 DAY 074/086 68 CMH 075/087 78 RANDALL
In the hours before
Local storm report, Aug 16, 7:56 PM EDT, 3 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
756 PM EDT SAT AUG 16 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0735 PM OH 1 INCH HAIL
08/16/97 PUTNAM QUARTER SIZED HAIL IN
SOUTHEAST PUTNAM COUNTY
REPORTED BY SPOTTER
DANGELOLocal storm report, Aug 16, 7:58 PM EDT, 3 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
756 PM EDT SAT AUG 16 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0735 PM OH 1 INCH HAIL
08/16/97 PUTNAM QUARTER SIZED HAIL IN
SOUTHEAST PUTNAM COUNTY
REPORTED BY SPOTTER
DANG@ELOLocal storm report, Aug 16, 9:13 PM EDT, 2 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
913 PM EDT SAT AUG 16 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0900 PM OTTAWA OH FLOODING
08/16/97 PUTNAM TWO TO THREE FEET OF
STANDING WATER ON COUNTY
ROADS. ONE FOOT OF WATER
ON ROUTE 65.
DANGELOLocal storm report, Aug 16, 9:15 PM EDT, 2 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
913 PM EDT SAT AUG 16 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0900 PM OTTAWA OH FLOODING
08/16/97 PUTNAM TWO TO THREE FEET OF
STANDING WATER ON COUNTY
ROADS. ONE FOOT OF WATER
z ON ROUTE 65.
DANGELOSpecial weather statement, Aug 16, 9:34 PM EDT, 2 hours 13 minutes before
INZ050-058-059-OHZ015-016-024>026-034-035-042>046-051>056-060>065- 070>074-080-082-170700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 930 PM EDT (830 PM EST) SAT AUG 16 1997 ...SEVERE THUNDERSTORM WATCH FOR WEST CENTRAL OHIO...THE MIAMI VALLEY... THE WHITEWATER VALLEY...AND PARTS OF SOUTHWEST AND CENTRAL OHIO... AN INTENSE LINE OF THUNDERSTORMS ACROSS NORTHERN INDIANA AND NORTHERN OHIO WAS DEVELOPING SOUTHEAST. DUE TO THE MOIST AND UNSTABLE AIRMASS IN PLACE ACROSS INDIANA AND OHIO...A FEW STORMS MAY BECOME SEVERE. THE PRIMARY THREATS FROM THESE STORMS ARE DAMAGING WINDS AND LARGE HAIL. THE SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 3 AM EDT (2 AM EST). STAY TUNED TO NOAA WEATHER RADIO...LOCAL MEDIA OR CABLE STATIONS FOR FURTHER UPDATES. 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 LARGE TREES. CROUCH NEAR THE GROUND AND COVER YOUR HEAD. RANDALL
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 8:01 PM EDT | Flash Flood Warning | ILN | Putnam | 3 hr |
| Aug 16, 10:53 PM EDT | Flash Flood Warning | ILN | Paulding, Putnam | 3 hr |
| Aug 17, 11:13 AM EDT | Severe Thunderstorm Warning | ILN | Brown | 42 min |
| Aug 17, 11:29 AM EDT | Severe Thunderstorm Warning | ILN | Adams | 41 min |
| Aug 17, 11:47 AM EDT | Severe Thunderstorm Warning | ILN | Pike, Scioto | 38 min |
| Aug 17, 12:25 PM EDT | Severe Thunderstorm Warning | ILN | Pike, Scioto | 45 min |
| Aug 17, 2:17 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton | 58 min |
| Aug 17, 2:23 PM EDT | Tornado Warning | ILN | Licking | 47 min |
| Aug 17, 2:41 PM EDT | Severe Thunderstorm Warning | ILN | Brown, Clermont | 64 min |
| Aug 17, 3:03 PM EDT | Severe Thunderstorm Warning | ILN | Adams | 62 min |
| Aug 17, 3:14 PM EDT | Tornado Warning | ILN | Adams | 61 min |
| Aug 17, 3:29 PM EDT | Severe Thunderstorm Warning | ILN | Pike, Scioto | 61 min |
| Aug 17, 7:17 PM EDT | Severe Thunderstorm Warning | ILN | Hamilton | 48 min |
| Aug 17, 7:31 PM EDT | Severe Thunderstorm Warning | ILN | Butler | 64 min |
| Aug 17, 7:31 PM EDT | Tornado Warning | ILN | Hamilton | 64 min |
| Aug 17, 7:49 PM EDT | Severe Thunderstorm Warning | ILN | Clermont, Warren | 66 min |
| Aug 17, 2:26 PM EDT | Severe Thunderstorm Warning | ILN | Pendleton | 49 min |
| Aug 17, 2:54 PM EDT | Severe Thunderstorm Warning | ILN | Mason | 46 min |
| Aug 17, 3:20 PM EDT | Severe Thunderstorm Warning | ILN | Lewis | 60 min |
| Aug 17, 5:44 PM EDT | Severe Thunderstorm Warning | ILN | Owen | 31 min |
| Aug 17, 1:35 PM EDT | Severe Thunderstorm Warning | ILN | Ripley | 60 min |
| Aug 17, 6:52 PM EDT | Tornado Warning | ILN | Dearborn | 33 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; the sounding from the Mesonet's radiosonde archive.