Alert archive / Missouri / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 80, NWS St. Louis, MO

May 16, 1995Boone County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 16, 1995, 11:11 PM CDT for Boone County, Missouri. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
May 16, 1995, 11:11 PM CDT (04:11 UTC)
Expired
May 17, 1995, 12:00 AM CDT
In force
49 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Boone County, MO

The radar

The St Louis radar (KLSX), 145 km from the middle of the area, began a volume at 04:12 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, 4.2 hours before the alert went out and 267 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-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 1995-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1137 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1995-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
1137 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
1097 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.4
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSTL 170415
SVRSTL
MOC019-170500-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1111 PM CDT TUE MAY 16 1995
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MISSOURI
 
   ...BOONE COUNTY
 
AT 1112 PM CDT...NWS DOPPLER SHOWED A SEVERE THUNDERSTORM OVER EASTERN
HOWARD COUNTY...ABOUT 15 TO 20 MPH NORTHWEST COLUMBIA.
 
THE SEVERE THUNDERSTORM WILL BE MOVING THROUGH THE TOWNS OF HARRISBURG..
HINTON...AND THE CITY OF COLUMBIA.
 
SEEK SHELTER IN A STURDY BUILDING. REMEMBER SEVERE THUNDERSTORMS
OFTEN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
 
PRZYBYLINSKI

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.

In the hours before

Special weather statement, May 16, 6:02 PM CDT, 5 hours 9 minutes before
MOZ058-170005-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
600 PM CDT TUE MAY 16 1995

...A STRONG THUNDERSTORM IS ENTERING MARIES COUNTY...

AT 557PM A THUNDERSTORM STRETCHED FROM 25 MILES WEST OF ROLLA TO 5
MILES SOUTHWEST OF ROLLA.

MOVEMENT WAS TO THE NORTHEAST AT 40 MPH.

SMALL HAIL...TORRENTIAL RAIN...AND WIND GUSTS TO 45 MPH ARE POSSIBLE AS
THIS STORM MOVES ACROSS MUCH OF MARIES COUNTY BETWEEN 6PM AND 7PM.

REMEMBER...A FLASH FLOOD WATCH IS IN EFFECT THROUGH WEDNESDAY MORNING.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
QnUICKLY.  MOVE TO HIGHER GROUND.

REAUGH
Special weather statement, May 16, 6:20 PM CDT, 4 hours 51 minutes before
MOZ042-041-050-047-170000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
617 PM CDT TUE MAY 16 1995

...STRONG THUNDERSTORMS MOVING INTO CENTRAL MISSOURI...

STRONG THUNDERSTORMS WERE OCCURRING OVER PARTS OF SALINE COUNTY...ALONG
DNORTH OF I70 NEAR THE TOWN OF MARSHALL. THESE STORMS WERE LOCATED ABOUT
40 TO 50 MILES WEST OF COLUMBIA.

THE CLUSTER OF THUNDESTORMS WILL BE MOVING INTO BOONE COUNTY AND THE CIT
OCOLUMBIA BETWEEN 650 AND 710 PM THIS EVENING.

STRONG AND GUSTY WINDS OF 40 TO 50 MPH...HEAVY RAINFALL AND HAIL WILL
ACCOMPANY THESE STORMS. OTHER SHOWERS AND THUNDERSTORMS WERE LOCATED
15 TO 20 MPH WEST SOUTHWEST OF COLUMBIA OVER NORTHERN MONITEAU
COUNTY.

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF CENTRAL
MISSOURI UNTIL 1100 PM CDT...

RP
Special weather statement, May 16, 6:59 PM CDT, 4 hours 12 minutes before
MOZ056-170100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
657 PM CDT TUE MAY 16 1995

...STRONG THUNDERSTORMS ARE HEADING FOR MORGAN COUNTY...

AT 655PM THUNDERSTORMS WERE IN THE SEDALIA AREA AS WELL AS THE REST OF
PETTIS COUNTY. THESE STORMS HAVE HAD A HISTORY OF VERY STRONG WINDS...
TORRENTIAL RAIN...AND HAIL.

MOVEMENT WAS TO THE EAST AT 40 MPH.

THE STORMS WILL BE ENTERING MORGAN COUNTY BY 710PM AND WILL AFFECT THE
COMMUNITIES OF FLORENCE...SYRACUSE...FORTUNA...AND GLENSTED.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11PM AND A FLASH FLOOD
WATCH IS IN EFFECT THROUGH WEDNESDAY MORNING.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

IF SEVERE WEATHER IS OBSERVED...CONTACT YOUR LOCAL LAW ENFORCEMENT
AGENCY AND ASK THEM TO RELAY YOUR INFORMATION TO THE NATIONAL
WEATHER SERVICE.

MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
TO ESCAPE RISING WATE4R MOVE TO HIGHER GROUND.

REAUGH
Special weather statement, May 16, 8:46 PM CDT, 2 hours 25 minutes before
MOZ061-063-064-170230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
843 PM CDT TUE MAY 16 1995

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR EAST CENTRAL
MISSOURI TIL 1100 PM CDT...

NWS DOPPLER SHOWED STRONG THUNDERSTORMS OVER NORTHERN AND WESTERN
ST. CHARLES COUNTY...AND EASTERN MONTGOMERY COUNTY IN EAST CENTRAL
MISSOURI.

THESE STORMS WILL BE MOVING INTO ST. LOUIS COUNTY AND ST. LOUIS CITY
BETWEEN 900 AND 920 PM CDT THIS EVENING.

GUSTY WINDS OF 40 TO 45 MPH...HEAVY RAINFALL AND DANGEROUS LIGHTNING
CAN BE EXPECTED WITH THESE STORMS.

THE THUNDERSTORMS WERE MOVING TO THE EAST AT 40 MPH.

PRZYBYLINSKI
Special weather statement, May 16, 9:09 PM CDT, 2 hours 2 minutes before
MOZALL-ILZ095>102-170230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
907 PM CDT TUE MAY 16 1995

THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR A LARGE PART OF
NORTHEAST AND CENTRAL MISSOURI...AND A PART OF WEST CENTRAL ILLINOIS.
THIS GENERALLY INCLUDES AREAS ALONG AND WEST OF A QUINCY
ILLINOIS...JEFFERSON CITY LINE.  THE CITIES OF COLUMBIA AND KIRKSVILLE
HAVE ALSO BEEN CLEARED FROM THE WATCH.

HOWEVER...THE TORNADO WATCH CONTINUES FOR NORTHWEST AND WEST CENTRAL
MISSOURI UNTIL 11 PM...AND THE FLASH FLOOD WATCH REMAINS IN EFFECT FOR
MOST OF THE NORTHERN TWO THIRDS OF MISSOURI TONIGHT.

...BROADCASTERS...UPCOMING ZONE PACKAGE AT 920 PM WILL INCLUDE THE LATESWATCH INFORMATION...

TRUETT
Special weather statement, May 16, 11:08 PM CDT, 3 minutes before
MOZ041-050-047-170445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1103 PM CDT TUE MAY 16 1995

...STRONG THUNDERSTORMS ENTERING CENTRAL MISSOURI...

AT 1100 PM CDT...NWS DOPPLER RADAR SHOWED A STRONG THUNDERSTORM OVER
WESTERN HOWARD COUNTY...ABOUT 30 MILES WEST NORTHWEST OF COLUMBIA.

THE STRONG THUNDERSTORM WAS MOVING EAST AT 35 MPH AND WILL AFFECT
THE TOWNS OF HARRISBURG AND HINTON BETWEEN 1120 AND 1130 PM CDT IN
NORTHERN BOONE COUNTY.

STRONG AND GUSTY WINDS...HEAVY RAINFALL AND SMALL HAIL WILL ACCOMPANY
THIS STORM.

OTHER STRONG THUNDERSTORMS WERE LOCATED OVER NORTHERN CALLOWAY COUNTY
3 TO 5 MILES NORTHWEST OF FULTON.

LOCAL FLOODING AND PONDING OF WATER IS ALSO POSSIBLE OVER THESE AREAS.

PEOPLE IN CENTRAL MISSOURI SHOULD KEEP TUNE FOR LATER STATEMENTS AND
POSSIBLE WARNINGS.

RP

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 7:36 PM CDTSevere Thunderstorm WarningLSXPike54 min
May 16, 7:47 PM CDTSevere Thunderstorm WarningLSXCallaway43 min
May 16, 8:11 PM CDTSevere Thunderstorm WarningLSXMontgomery49 min
May 16, 9:01 PM CDTSevere Thunderstorm WarningLSXSaint Louis, City of Saint Louis44 min
May 17, 12:15 AM CDTFlash Flood WarningLSXBoone, Callaway, Cole, Moniteau5 hr
May 17, 12:15 AM CDTFlash Flood WarningLSXAudrain, Montgomery5 hr
May 17, 1:53 AM CDTSevere Thunderstorm WarningLSXMoniteau37 min
May 17, 2:22 AM CDTFlash Flood WarningLSXSaint Louis, City of Saint Louis6 hr
May 17, 2:22 AM CDTFlash Flood WarningLSXJefferson6 hr
May 17, 2:22 AM CDTFlash Flood WarningLSXSaint Charles6 hr
May 17, 2:22 AM CDTFlash Flood WarningLSXFranklin, Lincoln, Warren6 hr
May 17, 4:20 AM CDTSevere Thunderstorm WarningLSXWashington40 min
May 17, 4:40 AM CDTSevere Thunderstorm WarningLSXSainte Genevieve, Saint Francois50 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1995Every 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.