Alert archive / Illinois / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 107, NWS Lincoln, IL

August 9, 1995McLean County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Aug 9, 1995, 6:29 PM CDT for McLean County, Illinois. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Aug 9, 1995, 6:29 PM CDT (23:29 UTC)
Expired
Aug 9, 1995, 7:30 PM CDT
In force
61 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County McLean County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.5 hours before the alert went out and 43 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.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 1995-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3029 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 1995-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
3029 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
854 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

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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.

IssuedProductOfficeCountiesLasted
Aug 9, 3:16 PM CDTSevere Thunderstorm WarningILXClark, Edgar44 min
Aug 9, 4:05 PM CDTSevere Thunderstorm WarningILXClark, Cumberland40 min
Aug 9, 4:45 PM CDTSevere Thunderstorm WarningILXCumberland45 min
Aug 9, 4:55 PM CDTTornado WarningILXVermilion35 min
Aug 9, 5:19 PM CDTSevere Thunderstorm WarningILXChampaign, Douglas41 min
Aug 9, 5:40 PM CDTTornado WarningILXVermilion35 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1995Every severe thunderstorm warning in 1995

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.