Alert archive / Illinois / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 132, NWS Lincoln, IL

June 14, 1998Peoria County, Tazewell County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jun 14, 1998, 7:33 PM CDT for Peoria County, Tazewell County, Illinois. It was in force for 57 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
Jun 14, 1998, 7:33 PM CDT (00:33 UTC)
Expired
Jun 14, 1998, 8:30 PM CDT
In force
57 min
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties Peoria County, IL, Tazewell County, IL

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 14, 2:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 104 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 00:00Z on 1998-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.1000850700500300200100-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 1998-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
7105 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Lincoln, IL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 14, 1:30 PM CDT, 6 hours 3 minutes earlier.

Area forecast discussion, Jun 14, 1:30 PM CDT, 6 hours 3 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LINCOLN IL
130 PM CDT SUN JUN 14 1998

18Z SFC ANALYSIS SHOWING STRONG LOW PRES SYSTEM OVER NW MO. TRAILING
FRONT NOW INTO CENT MO. KLSX 88D INDICATING A NICE FINE LINE OF LOW REF
MOVG NE THRU ERN MO. VIS SAT PIX ALSO SHOWING TCU/CBS ALREADY BUILDING
ALONG THIS LINE. SPECIAL 18Z ILX SOUNDING SHOWING A MUCH MORE UNSTABLE
AIRMASS IN PLACE ACROSS CENT IL OVR 12Z WITH LIS ALREADY TO MINUS
5...SRH OF 160 AND HIGH CAPE. SOUNDING IS SHOWING A CAP BUT CAP SHOULD
BE BROKEN AS FRNT APPROACHES. 18Z ADAP INDICATING GOOD MOIST CONV ALONG
FRNT WITH EXTREMELY UNSTABLE AIR ACROSS SE MO FEEDING INTO SYSTEM. SPC
JUST CALLED AND WILL BE ISSUE SEVERAL BOXES ACROSS CENT IL.

PIA   61/70  +4
SPI   61/71  +4
DEC   61/71  +4
CMI   62/71  +4
LWV   64/73  +4

FRIEDERS

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 7:28 PM CDTFlash Flood WarningILXVermilion92 min
Jun 14, 7:36 PM CDTTornado WarningILXClay, Effingham54 min
Jun 14, 7:51 PM CDTTornado WarningILXPeoria, Tazewell54 min
Jun 14, 7:59 PM CDTTornado WarningILXChristian, Macon61 min
Jun 14, 8:18 PM CDTTornado WarningILXJasper, Richland57 min
Jun 14, 8:28 PM CDTTornado WarningILXClay32 min
Jun 14, 8:33 PM CDTTornado WarningILXDeWitt, Logan57 min
Jun 14, 8:56 PM CDTTornado WarningILXPiatt49 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1998Every severe thunderstorm warning in 1998

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.