Alert archive / Missouri / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 236, NWS Kansas City, MO

October 4, 1998Clinton County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Oct 4, 1998, 6:02 PM CDT for Clinton County, Missouri. It was in force for 43 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: Oct 4, 1998, 6:02 PM CDT (23:02 UTC)
Expired: Oct 4, 1998, 6:45 PM CDT
In force: 43 min
Issued by: NWS Kansas City, MO
Area: Whole counties

County Clinton County, MO

The radar

The Pleasant Hill radar (KEAX), 89 km from the middle of the area, began a volume at 23:06 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

Time	Report	Where	Remark
Oct 4, 6:40 PM CDT	Thunderstorm Wind 70	Cameron, MO	Minor roof damage was reported to several homes, and several porches and outbuildings weredestroyed.

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.

Issued	Product	Office	Lasted
Oct 4, 5:15 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.0 hours before the alert went out and 126 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 565 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 310 m²/s²
0-3 km storm-relative helicity: 306 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.1

Open this sounding in Storm Lab

The text

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

555 
WUUS1 KMCI 042305 RRA
SVRMCI
MOC049-042345-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY-PLEASANT HILL MO
602 PM CDT SUN OCT 4 1998

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
     CLINTON COUNTY IN MISSOURI

* UNTIL 645 PM CDT

* AT 602 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED...A
  SEVERE THUNDERSTORM 5 MILES EAST OF GOWER...OR ABOUT 20 MILES
  SOUTHEAST OF ST JOSEPH...MOVING NORTHEAST AT 20 MILES PER HOUR.

* THE SEVERE THUNDERSTORM WILL BE...
     4 MILES WEST OF PERRIN AT 605 PM CDT
     12 MILES NORTH OF TURNEY AT 625 PM CDT
     NEAR WALLACE STATE PARK AT 635 PM CDT

PEOPLE IN THE PATH OF THIS STORM...CAN EXPECT WIND GUSTS UP TO 75  
MPH. FOR YOUR SAFETY...MOVE INDOORS...AND STAY AWAY FROM WINDOWS.

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 Oct 4, 3:00 PM CDT, 3 hours 2 minutes earlier.

Area forecast discussion, Oct 4, 3:00 PM CDT, 3 hours 2 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
300 PM CDT SUN OCT 4 1998

WL NEED FFW TNGT FOR LRG PTN OF CWA. HVY RAINS FROM MRNG MCS OVR W
CNTRL MO/E CNTRL KS AND MORE HVY RAIN ON THE WAY FM DVLPG KS CNVTN
POINT TO POTNL FLASH FLOOD PROBLEMS TNGT. OTHR CONCERN IS
POSSIBILITY OF SVR. AMS RECOVERY THE BIG KEY IF WE CAN GET SVR IN
CWA TNGT. 18Z LAPS DATA HAS INSTABILITY GRADIENT HUGGING EXTRM SRN
BORDER OF CWA. MCS HAS REINFORCED WARM FRONT...KEEPING IT FROM
MAKING A NORTHWARD MOVE SO FAR. EXPCT THIS BNDRY TO MOVE SLOWLY
NORTH TNGT AND PERHAPS BEST SVR THREAT CONFINED TO NR THIS BNDRY.
HOWEVR...STG DYNAMIC SYS WILL LIKELY GET (IN THE WORDS OF STL FCSTR)
"RIP SNORTING SQUALL LINE" TO MOVE ACROSS AREA LTR TNGT. LATEST WV
IMAGERY SHOWING THE STG MID/UPR LVL JET MAX PUSHING INTO CNTRL
PLAINS...WITH STG TSTMS RAPIDLY DVLPG OVR CNTL KS. WIND PROFILES
QUITE FAVORABLE FOR SVR WITH NEODESHA PROFILER SHOWING 50 KTS FROM
850 TO 500. NMRS WARNINGS NOW COMING IN FM KS AND NEB SO IT LOOKS
LIKE SVR OUTBREAK UNDERWAY.

LONGER TERM....ETA SEEMS TO FAST WITH MVG SYS EAST WHILE AVN MAYBE A
TAD TO SLOW. MAIN GIST AT THIS TIME IS TO KP PCPN GOING THROUGH
MONDAY...TAPERING OFF FM WEST TO EAST AND THEN BRINGING PCPN BACK
INTO THE FCST AS UPR LOW DUMBBELLS BACK INTO THE AREA. MRF SHOWING
UNSETTLED WX FOR EXTND PD

FCSTID = 54

.EAX...
MO...FLASH FLOOD WATCH FOR TONIGHT FOR ZONES MOZ001>00R5...
MOZ011>014...MOZ020>022...MOZ028>030...MOZ037>038...MOZ043>045...
MOZ053>054.

KS...FLASH FLOOD WATCH FOR TONIGHT FOR ZONES KSZ025...KSZ057...
KSZ060...KSZ102>105.

In the hours before

Local storm report, Oct 4, 2:03 PM CDT, 3 hours 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
203 PM CDT SUN OCT 04 1998

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

0153 PM    WARRENSBURG               MO    1 INCH HAIL
10/04/98   JOHNSON                         REPORT FROM SHERIFF/S
                                           OFFICE

Local storm report, Oct 4, 2:03 PM CDT, 3 hours 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
203 PM CDT SUN OCT 04 1998

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

0153 PM    WARRENSBURG               MO    1 INCH HAIL
10/04/98   JOHNSON                         REPORT FROM SHERIFF/S
                                           OFFICE

Local storm report, Oct 4, 2:25 PM CDT, 3 hours 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
225 PM CDT SUN OCT 04 1998

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

0205 PM    WARRENSBURG               MO    1 INCH HAIL
10/04/98   JOHNSON                         FROM SPOTTER 4 NORTH
                                           AND 1 EAST OF WARRENSBURG

Local storm report, Oct 4, 2:25 PM CDT, 3 hours 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
225 PM CDT SUN OCT 04 1998

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

0205 PM    WARRENSBURG               MO    1 INCH HAIL
10/04/98   JOHNSON                         FROM SPOTTER 4 NORTH
                                           AND 1 EAST OF WARRENSBURG

Local storm report, Oct 4, 5:34 PM CDT, 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
534 PM CDT SUN OCT 04 1998

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

0308 PM    LEES SUMMIT               MO    FLOOD
10/04/98   JACKSON                         PEOPLE EVACUATED FROM
                                           BASEMENT APARTMENTS IN
                                           LEES SUMMIT

0420 PM    LEES SUMMIT               MO    FLOOD
10/04/98   JACKSON                         WATER UP TO DOORS ON
                                           CARS ON 3RD STREET

0455 PM    2 E HIGGINSVILLE          MO    1.75 INCH HAIL
10/04/98   LAFAYETTE

0515 PM    CARROLLTON                MO    .75 INCH HAIL
10/04/98   CARROLL

0515 PM    CARROLLTON                MO    FLOOD
10/04/98   CARROLL                         WATER RUNNING 2 FEET
                                           DEEP OVER STREETS IN
                                           DOWNTOWN CARROLLTON

Local storm report, Oct 4, 5:34 PM CDT, 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
534 PM CDT SUN OCT 04 1998

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

0308 PM    LEES SUMMIT               MO    FLOOD
10/04/98   JACKSON                         PEOPLE EVACUATED FROM
                                           BASEMENT APARTMENTS IN
                                           LEES SUMMIT

0420 PM    LEES SUMMIT               MO    FLOOD
10/04/98   JACKSON                         WATER UP TO DOORS ON
                                           CARS ON 3RD STREET

0455 PM    2 E HIGGINSVILLE          MO    1.75 INCH HAIL
10/04/98   LAFAYETTE

0515 PM    CARROLLTON                MO    .75 INCH HAIL
10/04/98   CARROLL

0515 PM    CARROLLTON                MO    FLOOD
10/04/98   CARROLL                         WATER RUNNING 2 FEET
                                           DEEP OVER STREETS IN
                                           DOWNTOWN CARROLLTON

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 4, 11:31 AM CDT	Severe Thunderstorm Warning	EAX	Bates	44 min
Oct 4, 11:55 AM CDT	Severe Thunderstorm Warning	EAX	Henry	50 min
Oct 4, 1:54 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Lafayette	36 min
Oct 4, 2:58 PM CDT	Flash Flood Warning	EAX	Jackson	4 hr
Oct 4, 3:05 PM CDT	Flash Flood Warning	EAX	Cass	4 hr
Oct 4, 3:05 PM CDT	Flash Flood Warning	EAX	Lafayette	4 hr
Oct 4, 3:47 PM CDT	Flash Flood Warning	EAX	Carroll, Ray	4 hr
Oct 4, 4:48 PM CDT	Severe Thunderstorm Warning	EAX	Lafayette	27 min
Oct 4, 5:22 PM CDT	Severe Thunderstorm Warning	EAX	Carroll	23 min
Oct 4, 5:46 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton	44 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.