Alert archive / Illinois / Tornado Warnings in 1995

Tornado Warning 19, NWS St. Louis, MO

May 18, 1995Effingham County, Illinois

NWS St. Louis, MO issued this tornado warning at May 18, 1995, 2:02 PM CDT for Effingham County, Illinois. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
May 18, 1995, 2:02 PM CDT (19:02 UTC)
Expired
May 18, 1995, 2:45 PM CDT
In force
43 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Effingham County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.0 hours before the alert went out and 121 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 1995-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 1995-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 256 square meters per square second.1939587897117Sfc1 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
507 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
256 m²/s²
0-3 km storm-relative helicity
346 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 181904
TORSTL
ILC049-051-181945-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
202 PM CDT THU MAY 18 1995
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  245 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL ILLINOIS
 
   ...SOUTHERN EFFINGHAM COUNTY...SOUTHEASTERN FAYETTE COUNTY
 
AT 204 PM...RADAR INDICATED A TORNADO NEAR FARINA MOVING EAST-NORTHEAST
AT 30 MPH. FARINA AND MASON ARE IN THE PATH OF THIS STORM.
 
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY AND SEEK SHELTER
NOW!
 
AS/FG

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 11:56 PM CDTFlash Flood WarningLSXClinton, Madison, Monroe, Randolph, Saint Clair, Washington4 hr
May 17, 11:56 PM CDTFlash Flood WarningLSXJefferson, Perry4 hr
May 17, 11:56 PM CDTFlash Flood WarningLSXEffingham, Fayette4 hr
May 17, 11:56 PM CDTFlash Flood WarningLSXBond4 hr
May 17, 11:56 PM CDTFlash Flood WarningLSXCalhoun, Jersey4 hr
May 17, 11:56 PM CDTFlash Flood WarningLSXMarion4 hr
May 18, 12:19 PM CDTTornado WarningLSXMonroe41 min
May 18, 12:38 PM CDTTornado WarningLSXSaint Clair52 min
May 18, 12:54 PM CDTSevere Thunderstorm WarningLSXRandolph51 min
May 18, 1:03 PM CDTTornado WarningLSXWashington27 min
May 18, 1:12 PM CDTTornado WarningLSXClinton42 min
May 18, 1:19 PM CDTTornado WarningLSXRandolph35 min
May 18, 1:22 PM CDTTornado WarningLSXWashington32 min
May 18, 1:35 PM CDTTornado WarningLSXJefferson, Marion40 min
May 18, 1:40 PM CDTSevere Thunderstorm WarningLSXPerry24 min
May 18, 2:02 PM CDTTornado WarningLSXFayette27 min

Nearby

Tornado Warnings in Illinois, 1995Every tornado warning in 1995Tornadoes 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.