Alert archive / Missouri / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 125, NWS St. Louis, MO

May 8, 2000Moniteau County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 8, 2000, 10:38 PM CDT for Moniteau County, Missouri. It was in force for 37 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
May 8, 2000, 10:38 PM CDT (03:38 UTC)
Expired
May 8, 2000, 11:15 PM CDT
In force
37 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Moniteau County, MO

The radar

The Pleasant Hill radar (KEAX), 147 km from the middle of the area, began a volume at 03:39 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

TimeReportWhereRemark
May 8, 10:45 PM CDTThunderstorm Wind 55 EFortuna, MOThe sheriff department reported damage to the roof of a school in Fortuna. Trees and power lines were also downed in the area.

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.

IssuedProductOfficeLasted
May 8, 6:45 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.6 hours before the alert went out and 220 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 2000-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1344 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2000-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.193958Sfc1 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
1344 J/kg
Mixed-layer CIN
-143 J/kg
Mixed-layer LCL
1790 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KLSX 090339
SVRSTL
MOC135-090415-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1038 PM CDT MON MAY 8 2000

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MONITEAU COUNTY IN CENTRAL MISSOURI

* UNTIL 1115 PM CDT

* AT 1036 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A CLUSTER OF SEVERE THUNDERSTORMS FROM CALIFORNIA TO TIPTON...
  MOVING EAST NORTHEAST AT 45 MPH.

* LOCATIONS THAT WILL BE AFFECTED...
  CALIFORNIA
  TIPTON
  JAMESTOWN
  LATHAM

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND GUSTS IN EXCESS OF 60
MPH...DAMAGING HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. MOVE
TO AN INTERIOR ROOM ON THE LOWEST FLOOR OR YOUR HOME OR BUSINESS.
HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE
WATER COVERS THE ROAD.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. SEVERE
THU4NDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING.

MB/GKS/RP

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 St. Louis, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at May 8, 3:36 PM CDT, 7 hours 2 minutes earlier.

Area forecast discussion, May 8, 3:36 PM CDT, 7 hours 2 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ST LOUIS MO
335 PM MON MAY 8 2000

WL KP DISC SHORT WITH SVR WX PENDING. MAIN PROBS TO BE ONSET AND
PLACEMENT OF TSRA THIS EVE AND TUE. STG MIDLVL CAP IN PLACE ATTIM
AND QUES IS EXACTLY WHEN IT WILL BREAK. XPCT FIRST CNVCTV DVLPMT IN
NRN ZNS CLOSEST TO FNT AND THEN SPRD S ALG WITH SWD MVMT OF CFNT.
SGT DYNAMICS IN PLACE FOR BOTH SVR ACTVTY OVR NE MO TNGT AND HVY
PCPN EVENT ON TUE. PWS IN EXCESS OF 1.5 IN OVR NRN ZNS FM THIS AFTN
INTO TUE AFTN. FFG PRETTY HI FOR CYS IN NRN ZNS SO WL HOLD OFF ANY
FLASH FLOOD WATCHES BUT NXT SHIFTS WL HAVE TO MONITOR.

MDLS HV CFNT CFNT MOVG INTO CTRL MO BY MDNGT TNGT AND THEN STALLING
AND ADVCTG BACK N ON TUE AS WRM FNT. HVIEST PCPN TO BE TO N OF FNT
WITH STG OVRRNG AND CFNT COMING BACK THRU RGN LT TUE AS SFC LO MVS
NE.

MDL TEMPS SHW COOLER TREND ON TUE FM PREV GUID AND HV ACCEPTED DUE
TO CLDS AND PCPN. WL GO LIKELY IN SERN ZNS ON TUE AND CATEGORICAL IN
WRN AND NRN ZNS VCNTY OF CFNT.

.STL...NONE.

WDB

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 7:08 PM CDTSevere Thunderstorm WarningLSXBoone52 min
May 8, 7:42 PM CDTSevere Thunderstorm WarningLSXAudrain48 min
May 8, 7:52 PM CDTSevere Thunderstorm WarningLSXKnox38 min
May 8, 7:55 PM CDTSevere Thunderstorm WarningLSXBoone50 min
May 8, 8:08 PM CDTSevere Thunderstorm WarningLSXAudrain, Callaway52 min
May 8, 8:12 PM CDTSevere Thunderstorm WarningLSXMoniteau48 min
May 8, 8:22 PM CDTSevere Thunderstorm WarningLSXLewis53 min
May 8, 8:36 PM CDTSevere Thunderstorm WarningLSXCole39 min
May 8, 8:38 PM CDTSevere Thunderstorm WarningLSXPike, Ralls52 min
May 8, 9:10 PM CDTSevere Thunderstorm WarningLSXMontgomery50 min
May 8, 9:57 PM CDTSevere Thunderstorm WarningLSXLincoln48 min
May 8, 11:31 PM CDTSevere Thunderstorm WarningLSXCallaway44 min
May 9, 12:04 AM CDTSevere Thunderstorm WarningLSXBoone, Moniteau46 min
May 9, 1:01 AM CDTSevere Thunderstorm WarningLSXCole44 min
May 9, 1:41 AM CDTSevere Thunderstorm WarningLSXGasconade34 min
May 9, 1:49 AM CDTSevere Thunderstorm WarningLSXFranklin, Warren41 min
May 9, 1:19 PM CDTSevere Thunderstorm WarningLSXMadison36 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2000Every severe thunderstorm warning in 2000

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.