Alert archive / Missouri / Tornado Warnings in 1998

Tornado Warning 1, NWS Springfield, MO

March 30, 1998Newton County, Missouri

NWS Springfield, MO issued this tornado warning at Mar 30, 1998, 8:01 PM CST for Newton County, Missouri. It was in force for 34 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
Mar 30, 1998, 8:01 PM CST (02:01 UTC)
Expired
Mar 30, 1998, 8:35 PM CST
In force
34 min
Issued by
NWS Springfield, MO
Area
Whole counties

County Newton County, MO

The radar

The Springfield radar (KSGF), 91 km from the middle of the area, began a volume at 02:02 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
Mar 30, 8:30 PM CSTThunderstorm WindDiamond, MOThunderstorm winds downed several trees.

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
Mar 30, 7:00 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.0 hours before the alert went out and 48 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 1998-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 368 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, Springfield, MO at 00:00Z on 1998-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 247 square meters per square second.1939587897Sfc1 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
368 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
1388 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
247 m²/s²
0-3 km storm-relative helicity
389 m²/s²
Significant tornado parameter
0.5
Supercell composite
5.0

Open this sounding in Storm Lab

The text

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

857 
WFUS1 KSGF 310203 RRA
TORSGF
MOC145-310235-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
801 PM CST MON MAR 30 1998

* TORNADO WARNING FOR
  NEWTON COUNTY - SOUTHWESTERN MISSOURI

* UNTIL 835 PM CST
 
* SOME AREAS AFFECTED
  SENECA
  RACINE
  DIAMOND BY 820 PM

* AT 8 PM SPRINGFIELD DOPPLER RADAR INDICATED A TORNADO
  OVER SOUTHEAST OTTAWA COUNTY 10 MILES SOUTHWEST OF SENECA...OR
  25 MILES SOUTHWEST OF NEOSHO.  THIS STORM WAS MOVING NORTHEAST
  AT 60 MPH.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IN A HOME OR
BUSINESS IS AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.  AVOID
WINDOWS.

SL/SR

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 8:48 PM CSTSevere Thunderstorm WarningSGFBarry32 min
Mar 30, 9:01 PM CSTSevere Thunderstorm WarningSGFLaclede34 min
Mar 30, 10:11 PM CSTSevere Thunderstorm WarningSGFChristian, Douglas, Webster49 min
Mar 30, 10:58 PM CSTSevere Thunderstorm WarningSGFDouglas, Ozark62 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.