Alert archive / Missouri / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 285, NWS St. Louis, MO

June 25, 2000Pike County, Ralls County, Missouri; Pike County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 25, 2000, 10:50 PM CDT for Pike County, Ralls County, Missouri; Pike County, Illinois. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Jun 25, 2000, 10:50 PM CDT (03:50 UTC)
Expired
Jun 25, 2000, 11:30 PM CDT
In force
40 min
Issued by
NWS St. Louis, MO
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Pike County, IL, Pike County, MO, Ralls County, MO

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 25, 8:00 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 25, 10:45 PM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 3.8 hours before the alert went out and 236 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 2000-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 752 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2000-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 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
752 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1190 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
35 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.

089 
WUUS53 KLSX 260350
SVRSTL
ILC149-MOC163-173-260430-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1050 PM CDT SUN JUN 25 2000

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  PIKE COUNTY IN NORTHEAST MISSOURI
  EASTERN RALLS COUNTY IN NORTHEAST MISSOURI
  PIKE COUNTY IN WEST CENTRAL ILLINOIS

* UNTIL 1130 PM CDT

* AT 1050 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER NEW LONDON...MOVING EAST AT 35 MPH.

* LOCATIONS IN THE PATH...
  BARRY
  PITTSFIELD
  GRIGGSVILLE

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.

THE PRIMARY THREAT POSED BY THIS STORM IS DAMAGING WINDS. MOVE
QUICKLY TO THE INTERIOR PORTION OF A STURDY SHELTER...AND STAY AWAY
FROM OUTSIDE WALLS AND WINDOWS.

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.

LAT...LON 3970 9158 3931 9163 3931 9088 3982 9064

RP/MB

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 8:49 PM CDTSevere Thunderstorm WarningLSXKnox41 min
Jun 25, 9:14 PM CDTSevere Thunderstorm WarningLSXShelby61 min
Jun 25, 9:19 PM CDTSevere Thunderstorm WarningLSXMonroe41 min
Jun 25, 9:32 PM CDTSevere Thunderstorm WarningLSXKnox, Lewis58 min
Jun 25, 9:58 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone62 min
Jun 25, 10:02 PM CDTSevere Thunderstorm WarningLSXMarion43 min
Jun 25, 10:11 PM CDTTornado WarningLSXMarion34 min
Jun 25, 10:28 PM CDTSevere Thunderstorm WarningLSXMoniteau62 min
Jun 25, 10:37 PM CDTSevere Thunderstorm WarningLSXCallaway, Cole53 min
Jun 25, 10:37 PM CDTSevere Thunderstorm WarningLSXAudrain53 min
Jun 25, 11:13 PM CDTSevere Thunderstorm WarningLSXOsage47 min
Jun 25, 11:17 PM CDTTornado WarningLSXPike43 min
Jun 25, 11:24 PM CDTSevere Thunderstorm WarningLSXMontgomery66 min
Jun 25, 11:32 PM CDTSevere Thunderstorm WarningLSXGasconade, Warren43 min
Jun 25, 11:32 PM CDTSevere Thunderstorm WarningLSXLincoln43 min
Jun 25, 11:59 PM CDTTornado WarningLSXLincoln, Pike46 min
Jun 26, 12:14 AM CDTSevere Thunderstorm WarningLSXFranklin, Lincoln, Saint Charles, Warren61 min
Jun 26, 12:14 AM CDTSevere Thunderstorm WarningLSXGasconade61 min
Jun 26, 12:55 AM CDTSevere Thunderstorm WarningLSXSaint Charles65 min
Jun 26, 12:55 AM CDTSevere Thunderstorm WarningLSXSaint Louis65 min
Jun 26, 1:34 AM CDTSevere Thunderstorm WarningLSXJefferson41 min
Jun 25, 10:30 PM CDTSevere Thunderstorm WarningLSXAdams45 min
Jun 25, 11:14 PM CDTTornado WarningLSXPike46 min
Jun 25, 11:26 PM CDTSevere Thunderstorm WarningLSXBrown49 min
Jun 26, 12:03 AM CDTSevere Thunderstorm WarningLSXPike42 min
Jun 26, 12:28 AM CDTSevere Thunderstorm WarningLSXGreene62 min
Jun 26, 1:51 AM CDTSevere Thunderstorm WarningLSXMonroe, Saint Clair39 min
Jun 26, 2:35 AM CDTSevere Thunderstorm WarningLSXBond, Clinton25 min
Jun 26, 2:35 AM CDTSevere Thunderstorm WarningLSXWashington25 min
Jun 26, 3:00 AM CDTSevere Thunderstorm WarningLSXClinton, Washington45 min
Jun 26, 3:09 AM CDTSevere Thunderstorm WarningLSXFayette, Marion51 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2000Severe Thunderstorm Warnings in Illinois, 2000Every severe thunderstorm warning in 2000

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.