Alert archive / Ohio / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 131, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Sep 9, 1992, 5:59 PM EDT for Mercer County, Ohio. It was in force for 61 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
- Sep 9, 1992, 5:59 PM EDT (21:59 UTC)
- Expired
- Sep 9, 1992, 7:00 PM EDT
- In force
- 61 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Mercer County, OH
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 9, 6:25 PM EDT | Hail 1.75 | Mercer, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 12:00Z, 10.0 hours before the alert went out and 80 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
- 386 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 544 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.7
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.
In the hours before
Special weather statement, Sep 9, 5:39 PM EDT, 20 minutes before
OHC003-011-107-161-092345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTON OH 53837 PM EDT WED SEP 9 1992 BRIEF VERY HEAVY RAINS HAD BEEN REPORTED ACROSS VAN WERT...ALLEN... AND MERCER COUNTIES AT 530 PM EDT. THIS HAD CAUSED MUCH PONDING AND STANDING OF WATER IN CITY STREETS OF LIMA AND OTHER TOWNS AROUND THE AREA. MOST OF THE HEAVY RAIN HAD ENDED ACROSS THESE COUNTIES...HOWEVER THE HEAVY RAIN IS EXPECTED TO SPREAD EAST INTO AUGLAIZE COUNTY AND SOME PONDING AND STANDING WATER CAN BE EXPECTED. MOTORIST ARE URGED NOT TO DRIVE INTO AREAS OF STANDING OR FLOWING WATE THE WATER MAY BE MUCH DEEPER THAN EXPECTED. TORRENCE
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 4:44 PM EDT | Severe Thunderstorm Warning | ILN | Allen | 46 min |
| Sep 9, 5:18 PM EDT | Severe Thunderstorm Warning | ILN | Mercer | 27 min |
| Sep 9, 6:10 PM EDT | Severe Thunderstorm Warning | ILN | Crawford | 60 min |
| Sep 9, 6:14 PM EDT | Flash Flood Warning | ILN | Allen, Auglaize, Hardin | 3 hr |
| Sep 9, 6:14 PM EDT | Flash Flood Warning | ILN | Mercer, Van Wert | 3 hr |
Nearby
Severe Thunderstorm Warnings in Ohio, 1992Every severe thunderstorm warning in 1992
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.