Alert archive / Illinois / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 215, NWS St. Louis, MO

June 14, 1998Fayette County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 14, 1998, 8:20 AM CDT for Fayette County, Illinois. It was in force for 45 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, 8:20 AM CDT (13:20 UTC)
Expired: Jun 14, 1998, 9:05 AM CDT
In force: 45 min
Issued by: NWS St. Louis, MO
Area: Whole counties

County Fayette County, IL

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 14, 6:45 AM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 1.3 hours before the alert went out and 133 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1254 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 30 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSTL 141319 RRA
SVRSTL
ILC051-141405-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
820 AM CDT SUN JUN 14 1998

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FAYETTE COUNTY IN SOUTHWESTERN ILLINOIS

* UNTIL 905 AM CDT

* AT 817 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 15 MILES NORTHWEST OF VANDALIA
  TO 25 MILES WEST OF CENTRALIA... MOVING EAST AT 40 MPH.

* LOCATIONS THAT WILL BE AFFECTED...
  BINGHAM
  SHAFTER
  PITTSBURG


THE PRIMARY THREAT POSED BY THIS STORM IS DAMAGING WINDS. MOVE
QUICKLY TO A STURDY BUILDING AND STAY AWAY FROM WINDOWS >AND DOORS.

GKS/AMS

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, Jun 14, 6:08 AM CDT, 2 hours 12 minutes before

ILZ058>060-064-065-069-070-074-079-095>102-MOZ009-010-018-019-026-
027-034>036-041-042-047>052-059>065-072>075-084-085-099-141015-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
915 PM CDT SAT JUN 13 1998

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER
SERVICE FORECAST OFFICE IN ST LOUIS.  AREAS INCLUDED ARE PORTIONS OF
NORTHEAST...CENTRAL...EAST CENTRAL AND SOUTHEAST MISSOURI AS WELL AS
WEST CENTRAL AND SOUTHWEST ILLINOIS.

SEVERE THUNDERSTORMS ARE POSSIBLE OVER THE ENTIRE WARNING AREA THIS
AFTERNOON AND EVENING. THERE IS A SLIGHT RISK OVER THE NORTHERN
PART OF THE AREA...GENERALLY NORTH AND WEST OF A LINE FROM GIRARD IN
IN MACOUPIN COUNTY ILLINOIS TO JERSEYVILLE SOUTHWEST TO STEELVILLE
IN CRAWFORD COUNTY. A MODERATE RISK FOR SEVERE THUNDERSTORMS WILL
EXIST SOUTH AND EAST OF THAT LINE.

EMERGENCY MANAGERS AND STORM SPOTTERS GROUPS SHOULD STAY INFORMED ON
WEATHER DEVELOPMENTS AND BE READY FOR POSSIBLE SKYWARN ACTIVATION.
THIS ADVISORY WILL BE UPDATED AROUND 1100 AM TODAY...

WDB

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 14, 6:54 AM CDT	Severe Thunderstorm Warning	LSX	Calhoun	31 min
Jun 14, 7:03 AM CDT	Tornado Warning	LSX	Jersey	32 min
Jun 14, 7:13 AM CDT	Severe Thunderstorm Warning	LSX	Madison	47 min
Jun 14, 7:31 AM CDT	Severe Thunderstorm Warning	LSX	Macoupin	34 min
Jun 14, 7:54 AM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton	66 min
Jun 14, 7:54 AM CDT	Severe Thunderstorm Warning	LSX	Montgomery	66 min
Jun 14, 8:32 AM CDT	Severe Thunderstorm Warning	LSX	Marion, Washington	48 min
Jun 14, 3:35 PM CDT	Tornado Warning	LSX	Calhoun, Pike	65 min
Jun 14, 3:43 PM CDT	Severe Thunderstorm Warning	LSX	Adams	52 min
Jun 14, 4:04 PM CDT	Severe Thunderstorm Warning	LSX	Randolph	61 min
Jun 14, 4:08 PM CDT	Tornado Warning	LSX	Adams	32 min
Jun 14, 4:19 PM CDT	Tornado Warning	LSX	Randolph	61 min
Jun 14, 4:24 PM CDT	Tornado Warning	LSX	Greene	61 min
Jun 14, 4:38 PM CDT	Tornado Warning	LSX	Adams, Brown	62 min
Jun 14, 5:14 PM CDT	Tornado Warning	LSX	Jersey, Macoupin, Madison	61 min
Jun 14, 5:34 PM CDT	Tornado Warning	LSX	Greene	61 min
Jun 14, 6:15 PM CDT	Tornado Warning	LSX	Bond, Macoupin, Madison, Montgomery	50 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1998 Every 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.