Alert archive / Missouri / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 94, NWS Kansas City, MO

May 12, 1995Maries County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 12, 1995, 7:58 PM CDT for Maries County, Missouri. It was in force for 47 min.

The area

The counties it named.

The facts

Issued: May 12, 1995, 7:58 PM CDT (00:58 UTC)
Expired: May 12, 1995, 8:45 PM CDT
In force: 47 min
Issued by: NWS Kansas City, MO
Area: Whole counties

County Maries County, MO

The radar

The St Louis radar (KLSX), 124 km from the middle of the area, began a volume at 00:58 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 nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 1.0 hours before the alert went out and 217 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: 6 J/kg
Mixed-layer CIN: -335 J/kg
Mixed-layer LCL: 1144 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 423 m²/s²
0-3 km storm-relative helicity: 697 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 130059
SVRCOU
MOC125-130200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA MO
758 PM CDT FRI MAY 12 1995
 
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  900 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MISSOURI
 
   ...MARIES COUNTY
 
AT 755 PM RADAR INDICATED A SEVERE THUNDERSTORM 20 MILES NORTHWEST OF
ROLLA OR BETWEEN 5 AND 10 MILES WEST OF VIENNA. THE THUNDERSTORM WAS
MOVING EAST AT 30 MPH AND WILL REACH VIENNA AROUND 815 PM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MO.VE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
 
KENNEDY

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 May 12, 3:14 PM CDT, 4 hours 44 minutes earlier.

Area forecast discussion, May 12, 3:14 PM CDT, 4 hours 44 minutes before

NORTHWEST MISSOURI FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PASANT HILL/KANSAS CITY MO
310 PM CDT FRI MAY 12 1995

TSTM COMPLEX WHICH DVLPD OVR WRN KS LAST NGT HAS PULSED UP AND DN SVRL
TIMES AS IT TRFD ACRS NRN KS INTO NRN MO. COMBO OF INCRG WAA AND PSBL
H7 VORT LOBE NOTED IN MRNG GRIDDED DATA. HWVR IF FEATURE IS PRESENT IT
IS NOT SHOWG UP TOO WELL ON LTST PROFILERS. NEW TSTMS FIRING ACRS ERN
KS WITH VILS PULSING IN THE 40S/LOW 50S. THIS ACTVTY GOING UP IN RGN OF
BROAD UPR DIFLUENCE AND NR NOSE OF H8 JET. AMS RATHER STABLE OVR FA BUT
IT IS DSTBLZG. WILL KEEP CLOSE EYE ON ERN KS STORMS.

STG DYNAMIC FORCING/INCRG INSTBY/VERY STG WIND FIELDS COMING TOGETHER
FOR OUOTBREAK OF SVR TSTMS OVR KS/NEB INTO EXTRM WRN MO...AS NOTED IN
SELS SWODY1. EXPC SVR NOW DVLPG OVR NW KS TO DVLP SWD AND RACE NEWD...
REACHING WRN PTN OF FA 06Z OR LATER. STG DYNAMIC FORCING AND WINDFIELDS
STILL SUPPORT THREAT OF TORNADOES OVR WRN PTN OF FA LT TNGT.

HAD THOUGHT TSTMS WOULD EXIT FA ERY SAT MRNG BUT NOW HVG SOME DOUBTS AS
MOIST AXIS/SFC WIND SHFT LN MAY STALL NR KS/MO BDR SAT MRNG AND WAIT
FOR NEXT UPSTRM SHRTWV. THUS AT LEAST ERN PTN OF FA COULD SEE SVR AGAIN
BY AFTN. VERY WINDY ON SAT WITH GOOD WRMUP TOO...WILL GO ABV GUID.

MCI  58/76    93

JULY

In the hours before

Local storm report, May 12, 5:35 PM CDT, 2 hours 23 minutes before

LOCAL STORM REPORT SUMMARY
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
530 PM CDT FRI MAY 12 1995

...STORM REPORTS FOR MAY 12TH...

TIME/DATE   LOCATION/COUNTY         STATE      EVENT/REMARKS

1600 CDT   EDGERTON                  KS   LARGE TREE LIMBS DOWN
05/12/95   JOHNSON                        REPORTED BY CITIZEN

1612 CDT   SPRING HILL               KS   1.00 INCH HAIL REPORTED
05/12/95   JOHNSON                        BY CITIZEN

1634 CDT   LEES SUMMIT               MO   0.75 INCH HAIL REPORTED BY
05/12/95   JACKSON                        FIRE DEPARTMENT

1640 CDT   LAKE WINNEBAGO            MO   0.75 INCH HAIL REPORTED BY
05/12/95   CASS                           OFF ^DUTY NWS EMPLOYEE

BEUSTERIEN

Local storm report, May 12, 5:52 PM CDT, 2 hours 6 minutes before

LOCAL STORM REPORT SUMMARY
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
550 PM CDT FRI MAY 12 1995

...ADDITIONAL STORM REPORTS FOR MAY 12TH...

TIME/DATE   LOCATION/COUNTY         STATE      EVENT/REMARKS

1620 CDT   STILLWELL                 KS   0.75 INCH HAIL REPORTED
05/12/95   JOHNSON                        BY CITIZEN

1630 CDT   BELTON                    MO   0.75 INCH HAIL REPORTED BY
05/12/95   CASS                           CITIZEN

BEUSTERIEN
BEUSTERIEN

Local storm report, May 12, 6:06 PM CDT, 1 hour 52 minutes before

LOCAL STORM REPORT SUMMARY...CORRECTION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
605 PM CDT FRI MAY 12 1995

...CORRECTION TO LOCAL STORM REPORTED ISSUED AT 530 PM TODAY

THE 1.00 INCH HAIL REPORTED AT SPRING HILL IN JOHNSON COUNTY KANSAS
AT 1612 CDT WAS ONE-HALF INCH.

BEUSTERIEN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 7:15 PM CDT	Severe Thunderstorm Warning	EAX	Maries	45 min
May 13, 12:24 AM CDT	Severe Thunderstorm Warning	EAX	Andrew	45 min
May 13, 12:24 AM CDT	Severe Thunderstorm Warning	EAX	Holt	25 min
May 13, 4:00 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Platte	30 min
May 13, 7:38 AM CDT	Severe Thunderstorm Warning	EAX	Sullivan	28 min
May 13, 7:55 AM CDT	Severe Thunderstorm Warning	EAX	Adair, Schuyler	40 min
May 13, 1:50 PM CDT	Severe Thunderstorm Warning	EAX	Sullivan	40 min
May 13, 2:20 PM CDT	Severe Thunderstorm Warning	EAX	Adair, Putnam, Schuyler	40 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1995 Every severe thunderstorm warning in 1995

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.