Alert archive / Missouri / Tornado Warnings in 1998

Tornado Warning 36, NWS Springfield, MO

June 18, 1998Dent County, Missouri

NWS Springfield, MO issued this tornado warning at Jun 18, 1998, 9:57 PM CDT for Dent County, Missouri. It was in force for 38 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 18, 1998, 9:57 PM CDT (02:57 UTC)
Expired
Jun 18, 1998, 10:35 PM CDT
In force
38 min
Issued by
NWS Springfield, MO
Area
Whole counties

County Dent County, MO

The radar

The St Louis radar (KLSX), 141 km from the middle of the area, began a volume at 03:01 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 18, 10:09 PM CDTThunderstorm WindGladden, MO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 18, 6:15 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.0 hours before the alert went out and 218 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, Springfield, MO at 00:00Z on 1998-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3542 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1998-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 square meters per square second.19395878Sfc1 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
3542 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1049 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
2.1
Supercell composite
12.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 190257 RRA
TORSGF
MOC065-190335-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
957 PM CDT THU JUN 18 1998

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  DENT COUNTY IN SOUTH CENTRAL MISSOURI

* UNTIL 1035 PM CDT

* AT 955 PM DOPPLER RADAR INDICATED A DEVELOPING TORNADO 20 MILES
  SOUTHWEST OF SALEM OR OVER THE MONTAUK STATE PARK.  THIS STORM WAS
  MOVING EAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  MONTITAUK STATE PARK THROUGH 1005 PM
  HJADWIN AND GLADDEN BY 1015 PM

  THIS WARNING IS UPGRADING THE SEVERE THUNDERSTORM WARNING FOR DENT
  COUNTY.

AVOID THE TEMPTATION OF TRYING TO CATCH A GLIMPSE OF A TORNADO.  IN
MANY CASES...BY THE TIME YOU SPOT A TORNADO IT MAY BE TOO LATE TO
PROTECT YOURSELF AGAINST IT'S DANGERS.  SEEK SHELTER NOW AND REMAIN
PROTECTED UNTIL THE DANGER HAS PASSED.

JLT/JDG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 7:05 PM CDTSevere Thunderstorm WarningSGFDallas50 min
Jun 18, 7:17 PM CDTSevere Thunderstorm WarningSGFCamden, Pulaski63 min
Jun 18, 7:24 PM CDTSevere Thunderstorm WarningSGFDade, Polk66 min
Jun 18, 7:36 PM CDTSevere Thunderstorm WarningSGFLaclede64 min
Jun 18, 7:38 PM CDTTornado WarningSGFDade52 min
Jun 18, 7:42 PM CDTSevere Thunderstorm WarningSGFBarton33 min
Jun 18, 7:57 PM CDTTornado WarningSGFGreene48 min
Jun 18, 8:04 PM CDTSevere Thunderstorm WarningSGFJasper, Newton66 min
Jun 18, 8:19 PM CDTSevere Thunderstorm WarningSGFPhelps, Pulaski66 min
Jun 18, 8:32 PM CDTSevere Thunderstorm WarningSGFDade33 min
Jun 18, 8:47 PM CDTTornado WarningSGFNewton33 min
Jun 18, 8:58 PM CDTSevere Thunderstorm WarningSGFWebster47 min
Jun 18, 9:07 PM CDTSevere Thunderstorm WarningSGFGreene48 min
Jun 18, 9:32 PM CDTFlash Flood WarningSGFGreene3 hr
Jun 18, 9:47 PM CDTSevere Thunderstorm WarningSGFDent, Texas48 min
Jun 18, 10:29 PM CDTSevere Thunderstorm WarningSGFTaney36 min
Jun 18, 10:39 PM CDTFlash Flood WarningSGFDent, Texas3 hr
Jun 18, 10:47 PM CDTTornado WarningSGFTaney48 min
Jun 18, 10:57 PM CDTSevere Thunderstorm WarningSGFShannon, Texas63 min
Jun 18, 10:57 PM CDTSevere Thunderstorm WarningSGFDouglas, Ozark63 min
Jun 19, 12:56 AM CDTSevere Thunderstorm WarningSGFOregon34 min
Jun 19, 6:18 PM CDTSevere Thunderstorm WarningSGFCedar47 min
Jun 19, 6:59 PM CDTSevere Thunderstorm WarningSGFHickory, St. Clair66 min

Nearby

Tornado Warnings in Missouri, 1998Every tornado warning in 1998Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.