Alert archive / Missouri / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 429, NWS St. Louis, MO

August 23, 2000Pike County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Aug 23, 2000, 10:40 PM CDT for Pike County, Missouri. It was in force for 50 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: Aug 23, 2000, 10:40 PM CDT (03:40 UTC)
Expired: Aug 23, 2000, 11:30 PM CDT
In force: 50 min
Issued by: NWS St. Louis, MO
Area: Whole counties

County Pike County, MO

What was reported inside it

Time	Report	Where	Remark
Aug 23, 11:25 PM CDT	Thunderstorm Wind 51 E	Eolia, MO	Amateur radio spotters reported 60 mph wind gusts.

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 23, 9:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 3.7 hours before the alert went out and 237 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: 1082 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 1541 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 27 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KLSX 240342
SVRSTL
MOC163-240430-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1040 PM CDT WED AUG 23 2000

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  PIKE COUNTY IN NORTHEAST MISSOURI

* UNTIL 1130 PM CDT

* AT 1040 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM JUST WEST OF SPENCERBURG...MOVING EAST
  SOUTHEAST AT 40 MPH.

* LOCATIONS IN THE PATH...
  CURRYVILLE
  FRANKFORD
  BOWLING GREEN
  LOUISIANA
  EOLIA
  CLARKSVILLE
  ASLEY
  CYRENE
  NEW HARTFORD

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 3961 9121 3946 9146 3916 9143 3915 9120
          3923 9119 3923 9074

GKS

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 23, 9:52 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Shelby	38 min
Aug 23, 10:03 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Monroe	42 min
Aug 23, 10:03 PM CDT	Severe Thunderstorm Warning	LSX	Boone	42 min
Aug 23, 10:04 PM CDT	Severe Thunderstorm Warning	LSX	Ralls	41 min
Aug 23, 10:36 PM CDT	Severe Thunderstorm Warning	LSX	Audrain	39 min
Aug 23, 10:45 PM CDT	Severe Thunderstorm Warning	LSX	Ralls	30 min
Aug 23, 10:46 PM CDT	Severe Thunderstorm Warning	LSX	Montgomery	59 min
Aug 23, 10:58 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln	62 min
Aug 23, 11:02 PM CDT	Tornado Warning	LSX	Montgomery	28 min
Aug 23, 11:07 PM CDT	Severe Thunderstorm Warning	LSX	Warren	53 min
Aug 23, 11:21 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles	54 min
Aug 23, 11:40 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis, City of Saint Louis	65 min
Aug 23, 11:45 PM CDT	Severe Thunderstorm Warning	LSX	Franklin	45 min
Aug 23, 11:57 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson	63 min
Aug 24, 1:36 AM CDT	Flash Flood Warning	LSX	Audrain, Montgomery	5 hr
Aug 24, 2:28 AM CDT	Flash Flood Warning	LSX	Franklin, Warren	5 hr

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.