Alert archive / Kansas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 148, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Jun 20, 1998, 9:52 PM CDT for Leavenworth County, Kansas. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 20, 1998, 9:52 PM CDT (02:52 UTC)
- Expired
- Jun 20, 1998, 10:30 PM CDT
- In force
- 38 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Leavenworth County, KS
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 20, 7:15 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 20, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 2.9 hours before the alert went out and 56 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.
- Mixed-layer CAPE
- 4942 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 1090 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 337 m²/s²
- 0-3 km storm-relative helicity
- 629 m²/s²
- Significant tornado parameter
- 13.7
- Supercell composite
- 52.8
The text
As transmitted, in the capitals the NWS used until 2016.
085
WUUS1 KMCI 210253 RRA
SVRMCI
KSC103-210330-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY-PLEASANT HILL MO
952 PM CDT SAT JUN 20 1998
THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
LEAVENWORTH COUNTY IN KANSAS
* UNTIL 1030 PM CDT
* AT 952 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED...A
SEVERE THUNDERSTORM NEAR JARBALO MOVING EAST-SOUTHEAST AT 25 MILES
PER HOUR.
* THE SEVERE THUNDERSTORM WILL BE...
NEAR FAIRMONT BY 1005 PM
NEAR TONGANOXIE BY 1010 PM
PEOPLE IN THE PATH OF THIS STORM...CAN EXPECT GOLFBALL-SIZE
HAIL...AND WIND GUSTS UP TO 60 MPH. FOR YOUR SAFETY...MOVE
INDOORS...AND STAY AWAY FROM WINDOWS.
$$
BUNTING
LAT...LON 3934 9515 3901 9514 3903 9494 3938 9494What 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 Jun 20, 2:50 AM CDT, 19 hours 2 minutes earlier.
Area forecast discussion, Jun 20, 2:50 AM CDT, 19 hours 2 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 250 AM CDT SAT JUN 20 1998 CALENDAR AND VERY WARM TEMPS REMIND ME THAT IS INDEED LATE JUN THOUGH PATTERN SURE LOOKS A LOT MORE LIKE LATE MAY. TSRA CHCS THE MAIN CONCERN THROUGHOUT. LAST VESTIGES OF IMPRESSIVE WAA ACTIVITY SHD BE EXITING ERN ZONES BY ISSUANCE TIME THOUGH WILL HAVE TO WATCH SOME REDEVELOPMENT JUST EAST OF KC. 700 MB TEMPS WARM CONSIDERABLY TODAY WHICH SHD EFFECTIVELY CAP EXTREMELY UNSTABLE AIRMASS UNTIL SHORT WAVE TROF AND FRONT ARRIVE LATE IN DAY. BY 00Z...NICE LOOKING PV LOBE ARRIVES FROM W ALONG WITH SIGNIFICANT COOLING AT 700 AND 500 MB WHICH SHOULD ALLOW FOR EXPLOSIVE DEVELOPMENT ALONG FRONT MOVING INTO NW MO. THINK OUTFLOW BOUNDARY FROM CURRENT MCS SHOULD WASH OUT DURING DAY AND WITH CAP IN PLACE...THINK ONLY CHC FOR SEEING ANY DVLPMT DURING 1ST PD WILL BE IN NW MO ALG FRONT. WITH CAPES IN EXCESS OF 4K...DECENT SHEAR AND AT LEAST 40 KT MID LEVEL WINDS...BELIEVE TONIGHT WILL BE ANOTHER BUSY NIGHT...IF NOT BUSIER. BETTER TORNADIC THREAT PROBABLY UP INTO IA IN SPCS MDT RISK...BUT WITH VERY HI CAPES...CANT COUNT THE THREAT OUT. WILL MENTION IN AM SPS. ALSO WITH VERY HI PWS...DAY SHIFT WILL NEED TO CONSIDER FFW (PARTICULARLY FOR NW COUNTIES WHERE THINGS ARE STILL PRETTY WET)...DONT WANT TO TIE THEIR HANDS YET. ANOTHER THING TO MENTION IN THE HAZ WX OUTLOOK. ETA SHOWS BOUNDARY PUTTING ON THE BRAKES SOMEWHERE ACRSS SRN ZONES FOR SUN. WITH CAP ALL BUT GONE...WILL HAVE TO ADD DAYTIME POPS FOR SUN. FINALLY...FWC TEMPS LOOK WAY TOO COOL FOR TODAY. PLAN ON RAISING GOING FCST A CAT...AND THAT MAY EVEN BE TOO COOL AFTER LOOKING AT FCST 850 TEMPS. WITH TEMPS IN M90S AND DWPTS 70-75 HEAT INDEXES WILL LIKELY MEET OR EXCEED DAYTIME HEAT ADVISORY CRIT DURING AFTN. SHOLD DROP BELOW CRITERIA TONIGHT THOUGH. .EAX... MO...NONE. KS...NONE. JM
In the hours before
Local storm report, Jun 20, 5:39 PM CDT, 4 hours 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
539 PM CDT SAT JUN 20 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0300 AM 7 SW NORBORNE MO .88 INCH HAIL
06/20/98 CARROLL
0300 AM 10 SW NORBORNE MO 1 INCH HAIL
06/20/98 CARROLL
0335 AM 4 ESE ROADS MO .88 INCH HAIL
06/20/98 CARROLL
0810 AM FOUNTAIN GROVE MO .88 INCH HAIL
06/20/98 LINN JUST NORTHEAST OF
FOUNTAIN GROVE WILDLIFE.
1030 AM 5 NE LEETON MO 1 INCH HAIL
06/20/98 JOHNSON
1030 AM 5 NE LEETON MO WIND DAMAGE
06/20/98 JOHNSON POWER LINES DOWN. TREES
DOWN ON ROADWAYLocal storm report, Jun 20, 5:39 PM CDT, 4 hours 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
539 PM CDT SAT JUN 20 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0300 AM 7 SW NORBORNE MO .88 INCH HAIL
06/20/98 CARROLL
0300 AM 10 SW NORBORNE MO 1 INCH HAIL
06/20/98 CARROLL
0335 AM 4 ESE ROADS MO .88 INCH HAIL
06/20/98 CARROLL
0810 AM FOUNTAIN GROVE MO .88 INCH HAIL
06/20/98 LINN JUST NORTHEAST OF
FOUNTAIN GROVE WILDLIFE.
1030 AM 5 NE LEETON MO 1 INCH HAIL
06/20/98 JOHNSON
1030 AM 5 NE LEETON MO WIND DAMAGE
06/20/98 JOHNSON POWER LINES DOWN. TREES
DOWN ON ROADWAYLocal storm report, Jun 20, 8:03 PM CDT, 1 hour 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
803 PM CDT SAT JUN 20 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0740 PM EFFINGHAM KS WIND DAMAGE
06/20/98 ATCHISON POWER LINES DOWNLocal storm report, Jun 20, 8:03 PM CDT, 1 hour 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
803 PM CDT SAT JUN 20 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0740 PM EFFINGHAM KS WIND DAMAGE
06/20/98 ATCHISON POWER LINES DOWNLocal storm report, Jun 20, 9:30 PM CDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
930 PM CDT SAT JUN 20 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0830 PM 6 N TONGANOXIE KS 1 INCH HAIL
06/20/98 LEAVENWORTH DIME TO QUARTER SIZE
HAIL.
0851 PM PARKVILLE MO 1 INCH HAIL
06/20/98 PLATTE
0854 PM 5 W PARKVILLE MO 1.25 INCH HAIL
06/20/98 PLATTE
0855 PM BONNER SPGS KS .88 INCH HAIL
06/20/98 WYANDOTTE
0901 PM SHAWNEE KS .75 INCH HAIL
06/20/98 JOHNSON DIME SIZE HAIL REPORTED
IN WESTERN SHAWNEE AT
K7 AND SHAWNEE MISSION
PARKWAY.
0926 PM LENEXA KS 1.75 INCH HAIL
06/20/98 JOHNSON GOLFBALL SIZE HAIL
REPORTED ON I-35
BETWEEN 95TH AND I-435.The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 7:10 PM CDT | Severe Thunderstorm Warning | EAX | Atchison | 50 min |
| Jun 20, 8:02 PM CDT | Severe Thunderstorm Warning | EAX | Leavenworth | 43 min |
| Jun 20, 8:39 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Leavenworth, Wyandotte | 36 min |
| Jun 20, 9:13 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Wyandotte | 47 min |
| Jun 20, 9:40 PM CDT | Severe Thunderstorm Warning | EAX | Miami | 35 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 1998Every 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.