Alert archive / Missouri / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 75, NWS Kansas City, MO

April 14, 2001Pettis County, Saline County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Apr 14, 2001, 8:59 PM CDT for Pettis County, Saline County, Missouri. It was in force for 61 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: Apr 14, 2001, 8:59 PM CDT (01:59 UTC)
Expired: Apr 14, 2001, 10:00 PM CDT
In force: 61 min
Issued by: NWS Kansas City, MO
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Pettis County, MO, Saline County, MO

The radar

The Pleasant Hill radar (KEAX), 87 km from the middle of the area, began a volume at 01:58 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Apr 14, 8:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 2.0 hours before the alert went out and 203 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: 16 J/kg
Mixed-layer CIN: -211 J/kg
Mixed-layer LCL: 866 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 148 m²/s²
0-3 km storm-relative helicity: 226 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KEAX 150159
SVRMCI
MOC159-195-150300-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
859 PM CDT SAT APR 14 2001

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  PETTIS COUNTY IN CENTRAL MISSOURI
  THIS INCLUDES THE CITY OF SEDALIA
  SALINE COUNTY IN CENTRAL MISSOURI
  THIS INCLUDES THE CITY OF MARSHALL

* UNTIL 1000 PM CDT

* AT 859 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM MALTA BEND TO DRESDEN...OR FROM
  11 MILES NORTHWEST OF MARSHALL TO 8 MILES WEST OF SEDALIA...MOVING
  EAST AT 30 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  HUGHESVILLE AT 905 PM CDT
  MARSHALL AT 915 PM CDT
  LONGWOOD AT 920 PM CDT
  SEDALIA AT 920 PM CDT
  NAPTON AT 930 PM CDT
  SLATER AT 935 PM CDT
  GILLIAM AT 945 PM CDT

THESE SEVERE THUNDERSTORMS WILL PRODUCE 60 TO 70 MPH WINDS AND UP TO 
QUARTER-SIZE HAIL. SEEK SHELTER AS THESE STORMS APPROACH.

LAT...LON 3922 9344 3867 9349 3866 9310 3925 9300

BUNTING

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 Apr 14, 4:17 PM CDT, 4 hours 42 minutes earlier.

Area forecast discussion, Apr 14, 4:17 PM CDT, 4 hours 42 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
417 PM CDT SAT APR 14 2001

TSRA HAVE FORMED ALONG H8 FRONTAL BOUNDARY AND SLIDING INTO WRN CWA.
THIS WILL BE THE FIRST CONCERN. SURGING SFC BOUNDARY FROM THE SOUTH
WILL BE THE NEXT ONE LATER THIS EVENING. SHTWV COMING OUT OF THE
ROCKIES IS THE INSTIGATOR. MOISTURE FINALLY RETURNING WILL LIGHT UP
THE SFC BOUNDRY.

SHTWV MOVES THRU PRETTY QUICK WITH DOWNWARD MOTION BY 12Z. MAY SEE
SOME REMAINING SHOWERS LEAVING ERN CWA EARLY.  ONLY OTHER THING TO
LOOK AT WAS THE CHC OF RAIN ON MONDAY. 300K ISENTROPIC LIFT PRETTY
DECENT IN THE WRN ZONES...AND HAVE ADDED CHC OF RAIN. MDLS STILL IN
AGREEMENT WITH COLD TEMPS COME DOWN AHEAD OF SFC HIGH. HAVE GENRLY
GONE WITH MAV GUID TEMPS.

NXT CHC FOR PCPN LOOKS TO BE SAT IN THE EXTENDED.

.EAX...NONE

LVQ

In the hours before

Local storm report, Apr 14, 7:08 PM CDT, 1 hour 51 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
708 PM CDT SAT APR 14 2001

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

0700 PM    2 W DE SOTO               KS   .75 INCH HAIL
04/14/01   JOHNSON                        REPORTED BY EMERGENCY
                                          MANAGEMENT.

Local storm report, Apr 14, 8:37 PM CDT, 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
837 PM CDT SAT APR 14 2001

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

0831 PM    7 SE ODESSA               MO   .88 INCH HAIL
04/14/01   LAFAYETTE                      REPORTED BY COOPERATIVE
                                          OBSERVER.

Local storm report, Apr 14, 8:51 PM CDT, 8 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
851 PM CDT SAT APR 14 2001

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

0831 PM    7 W LINWOOD               KS   1 INCH HAIL
04/14/01   LEAVENWORTH                    REPORTED BY EMERGENCY
                                          MANAGEMENT.

0842 PM    1 NW WARRENSBURG          MO   70 MPH TSTM GUST
04/14/01   JOHNSON                        REPORTED BY EMERGENCY
                                          MANAGEMENT.

0843 PM    5 N WARRENSBURG           MO   .88 INCH HAIL
04/14/01   JOHNSON                        REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.

0845 PM    2 SW SHAWNEE              KS   .75 INCH HAIL
04/14/01   JOHNSON                        REPORTED BY FIRE AND
                                          RESCUE.

Local storm report, Apr 14, 8:59 PM CDT, 0 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
859 PM CDT SAT APR 14 2001

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

0854 PM    LINWOOD                   KS   .75 INCH HAIL
04/14/01   LEAVENWORTH                    REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 14, 7:25 PM CDT	Severe Thunderstorm Warning	EAX	Jackson	50 min
Apr 14, 7:50 PM CDT	Tornado Warning	EAX	Jackson	40 min
Apr 14, 8:10 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Lafayette	65 min
Apr 14, 9:38 PM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson	52 min
Apr 14, 9:40 PM CDT	Flash Flood Warning	EAX	Johnson, Lafayette	4 hr
Apr 14, 9:49 PM CDT	Severe Thunderstorm Warning	EAX	Johnson	56 min
Apr 14, 10:01 PM CDT	Severe Thunderstorm Warning	EAX	Bates	44 min
Apr 14, 10:20 PM CDT	Severe Thunderstorm Warning	EAX	Henry	55 min
Apr 14, 10:35 PM CDT	Severe Thunderstorm Warning	EAX	Pettis	55 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2001 Every severe thunderstorm warning in 2001

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; radar from the NEXRAD Level II archive.