Alert archive / Missouri / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 358, NWS St. Louis, MO

August 7, 2000Shelby County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Aug 7, 2000, 5:28 PM CDT for Shelby County, Missouri. It was in force for 47 min. 4 reports came from 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, with what was reported inside it.

The facts

Issued: Aug 7, 2000, 5:28 PM CDT (22:28 UTC)
Expired: Aug 7, 2000, 6:15 PM CDT
In force: 47 min
Issued by: NWS St. Louis, MO
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Shelby County, MO

The radar

The St Louis radar (KLSX), 157 km from the middle of the area, began a volume at 22:29 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

Time	Report	Where	Remark
Aug 7, 5:40 PM CDT	Thunderstorm Wind 55 E	Madison, MO	Numerous trees were reported down near the intersection of routes 14 and 151.
Aug 7, 5:45 PM CDT	Thunderstorm Wind 55 E	Holliday, MO	Storm spotters reported numerous trees down around town.
Aug 7, 6:05 PM CDT	Thunderstorm Wind 55 E	Stoutsville, MO	Thunderstorm wind gusts downed some trees and power lines.
Aug 7, 6:15 PM CDT	Thunderstorm Wind 52 E	Mexico, MO	Local law enforcement reported scattered trees down across town.

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.

Issued	Product	Office	Lasted
Aug 7, 3:15 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 10.5 hours before the alert went out and 255 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1297 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 57 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.

815 
WUUS53 KLSX 072228
SVRSTL
MOC007-137-205-072315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
528 PM CDT MON AUG 7 2000

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN AUDRAIN COUNTY IN CENTRAL MISSOURI
  MONROE COUNTY IN NORTHEAST MISSOURI
  SHELBY COUNTY IN NORTHEAST MISSOURI

* UNTIL 615 PM CDT

* AT 528 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM CLARENCE TO 17 MILES SOUTH OF
  MADISON...MOVING NORTHEAST AT 40 MPH.

* LOCATIONS IN THE PATH...
  MADISON
  MAUD
  WOODLAWN
  GRANVILLE
  SHELBINA
  SHELBYVILLE
  MEXICO
  PARIS
  EMDEN

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

LAT...LON 3995 9229 3927 9232 3908 9167 3966 9182
          3996 9186

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 7, 5:36 AM CDT	Severe Thunderstorm Warning	LSX	Gasconade, Osage	39 min
Aug 7, 5:43 AM CDT	Severe Thunderstorm Warning	LSX	Boone, Callaway	47 min
Aug 7, 6:20 AM CDT	Severe Thunderstorm Warning	LSX	Franklin	40 min
Aug 7, 7:09 AM CDT	Severe Thunderstorm Warning	LSX	Boone, Callaway	51 min
Aug 7, 5:16 PM CDT	Severe Thunderstorm Warning	LSX	Boone	44 min
Aug 7, 5:28 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Monroe	47 min
Aug 7, 6:00 PM CDT	Severe Thunderstorm Warning	LSX	Callaway	45 min
Aug 7, 6:13 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Pike, Ralls	47 min
Aug 7, 6:27 PM CDT	Severe Thunderstorm Warning	LSX	Gasconade, Montgomery	48 min
Aug 7, 6:46 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln	59 min
Aug 7, 6:54 PM CDT	Severe Thunderstorm Warning	LSX	Boone, Moniteau	66 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2000 Every 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.