Alert archive / Illinois / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 12, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at May 6, 1986, 1:53 PM CDT for Marshall County, Peoria County, Woodford County, Illinois. It was in force for 67 min.
The area
The counties it named.
The facts
- Issued
- May 6, 1986, 1:53 PM CDT (18:53 UTC)
- Expired
- May 6, 1986, 3:00 PM CDT
- In force
- 67 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
Counties Marshall County, IL, Peoria County, IL, Woodford County, IL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Peoria Regional, IL (KPIA), launched 12:00Z, 6.9 hours before the alert went out and 26 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
- 1430 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 814 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- -76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -5.2
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 12:20 PM CDT | Severe Thunderstorm Warning | ILX | Hancock | 55 min |
| May 6, 12:52 PM CDT | Severe Thunderstorm Warning | ILX | McDonough, Warren | 38 min |
| May 6, 2:16 PM CDT | Severe Thunderstorm Warning | ILX | Mason, Tazewell | 2 hr |
| May 6, 2:30 PM CDT | Severe Thunderstorm Warning | ILX | Hancock, McDonough, Schuyler | 60 min |
| May 6, 3:41 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 64 min |
| May 6, 3:46 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Hancock, McDonough, Schuyler | 74 min |
| May 6, 5:01 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, McDonough, Mason, Schuyler, Tazewell | 59 min |
| May 6, 5:22 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard | 68 min |
| May 6, 5:22 PM CDT | Severe Thunderstorm Warning | ILX | Logan | 68 min |
| May 6, 6:07 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 68 min |
| May 6, 6:45 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 60 min |
| May 6, 6:56 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 64 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1986Every severe thunderstorm warning in 1986
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.