Alert archive / Missouri / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 8, NWS Kansas City, MO

March 30, 1998Cass County, Jackson County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Mar 30, 1998, 3:35 PM CST for Cass County, Jackson County, Missouri. It was in force for 30 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: Mar 30, 1998, 3:35 PM CST (21:35 UTC)
Expired: Mar 30, 1998, 4:05 PM CST
In force: 30 min
Issued by: NWS Kansas City, MO
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Cass County, MO, Jackson County, MO

The watch it was issued in

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

Issued	Product	Office	Lasted
Mar 30, 3:00 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 9.6 hours before the alert went out and 114 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: 116 J/kg
Mixed-layer CIN: -102 J/kg
Mixed-layer LCL: 908 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 155 m²/s²
0-3 km storm-relative helicity: 209 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

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

143 
WUUS1 KMCI 302137 RRA
SVRMCI
MOC037-095-302205-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL KANSAS CITY MO
335 PM CST MON MAR 30 1998

* SEVERE THUNDERSTORM WARNING FOR
     JACKSON COUNTY IN MISSOURI
     CASS COUNTY IN MISSOURI

* UNTIL 405 PM CST

* SOME LOCATIONS AFFECTED
    GRANDVIEW BY 340 PM
    LEES SUMMIT BY 345 PM
    INDEPENDANCE AND BLUE SORINGS BY 350
    
* AT 335 PM CST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A   
LINE OF SEVERE THUNDERSTORMS 5 WEST OF PECULAR TO 6 MILES SOUTH
OF GUNN CITY MOVING TO THE NORTHEAST AT 60 MPH.

PEOPLE IN THE PATH OF THIS STORM CAN EXPECT HAIL UP TO 2 INCHES IN 
DIAMETER AND DAMAGING WINDS UP TO 80 MPH.

SEVERE THUNDERSTORMS PRODUCE LARGE HAIL AND DAMAGING WINDS. FOR YOUR
SAFETY...MOVE INDOORS AND STAY AWAY FROM 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 3872 9417 3855 9417 3859 9456 3875 9460
          3908 9459 3912 9417

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.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 30, 3:05 PM CST, 30 minutes earlier.

Area forecast discussion, Mar 30, 3:05 PM CST, 30 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
305 PM CST MON MAR 30 1998

STLT/88D/SFC OBS SHOW NMRS TSRA FIRING ALG AND JUST ON THE COLD SIDE
OF QSTNRY FRONT. NMRS SML LO CENTERS FCST TO CONSOLIDE INTO
DEEPENING LOW OVER SRN OK...THEN LIFT RAPIDLY THROUGH CWA OVERNIGHT
AS UPRLVL CLOSED LOW MOVES OUT INTO THE PLAINS. CWA WILL BE UNDER A
TORNADO WATCH THROUGH MUCH OF THE EVENING AND WL WORD ZONES
ACCORDINGLY.

AS SFC LOW ROCKETS NEWD...NW SXNS TO GET DRY SLOTTED WHILE ACTIVITY
CONTS FURTHER EAST. LOWS WILL BE A COMPLETE CRAPSHOOT DEPENDING ON
PRECIP AND FNTL POSN.

WINDS AND TEMPS THE PRIMARY CONCERNS LATER IN THE PD THROUGH
48H...WL STICK CLOSE TO ETA MDL.

.EAX...
.MO...TOR WATCH NR 142 UNTIL 9PM SE OF GRANT CITY-STJ LINE.
.KS...TOR WATCH NR 142 UNTIL 9PM FM LVNWRTH CTY S.

JHV

In the hours before

Local storm report, Mar 30, 2:15 PM CST, 1 hour 20 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
215 PM CST MON MAR 30 1998

TIME(CST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0214 PM    MUSCOTAH                  KS    .75 INCH HAIL
03/30/98   ATCHISON                        QUARTER SIZE HAIL

MAXIMUK

Local storm report, Mar 30, 2:17 PM CST, 1 hour 18 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
217 PM CST MON MAR 30 1998

TIME(CST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1250 PM    MUSCOTAH                  KS    .75 INCH HAIL
03/30/98   ATCHISON                        QUARTER SIZE HAIL

MAXIMUK

Local storm report, Mar 30, 2:17 PM CST, 1 hour 18 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
217 PM CST MON MAR 30 1998

TIME(CST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1250 PM    MUSCOTAH                  KS    .75 INCH HAIL
03/30/98   ATCHISON                        QUARTER SIZE HAIL

MAXIMUK

Local storm report, Mar 30, 2:31 PM CST, 1 hour 4 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
231 PM CST MON MAR 30 1998

TIME(CST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0228 PM    BASEHOR                   KS    1.75 INCH HAIL
03/30/98   LEAVENWORTH                     GOLFBALL SIZE HAIL

MAXIMUK

Local storm report, Mar 30, 2:31 PM CST, 1 hour 4 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
231 PM CST MON MAR 30 1998

TIME(CST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0228 PM    BASEHOR                   KS    1.75 INCH HAIL
03/30/98   LEAVENWORTH                     GOLFBALL SIZE HAIL

MAXIMUK

Local storm report, Mar 30, 2:41 PM CST, 54 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
241 PM CST MON MAR 30 1998

TIME(CST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0240 PM    LANSING                   KS    .75 INCH HAIL
03/30/98   LEAVENWORTH                     DIME SIZE HAIL

0240 PM    PLATTE CITY               MO    1.75 INCH HAIL
03/30/98   PLATTE                          GOLFBALL SIZE HAIL

MAXIMUK

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 1:35 AM CST	Flash Flood Warning	EAX	Atchison	3 hr
Mar 30, 2:31 PM CST	Severe Thunderstorm Warning	EAX	Platte	19 min
Mar 30, 2:37 PM CST	Severe Thunderstorm Warning	EAX	Platte	23 min
Mar 30, 3:13 PM CST	Severe Thunderstorm Warning	EAX	Cass	27 min

Nearby

Severe Thunderstorm Warnings in Missouri, 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.