Alert archive / Missouri / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 53, NWS St. Louis, MO

May 4, 2003Callaway County, Cole County, Moniteau County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 4, 2003, 5:27 AM CDT for Callaway County, Cole County, Moniteau County, Missouri. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 4, 2003, 5:27 AM CDT (10:27 UTC)
Expired: May 4, 2003, 6:30 AM CDT
In force: 63 min
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

Counties Callaway County, MO, Cole County, MO, Moniteau County, MO

The radar

The St Louis radar (KLSX), 149 km from the middle of the area, began a volume at 10:31 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 4, 4:50 AM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 10.5 hours before the alert went out and 221 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: 1703 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 170 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.

752 
WUUS53 KLSX 041027
SVRLSX
MOC027-051-135-041130-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
527 AM CDT SUN MAY 4 2003

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN CALLAWAY COUNTY IN CENTRAL MISSOURI
  COLE COUNTY IN CENTRAL MISSOURI
  MONITEAU COUNTY IN CENTRAL MISSOURI

* UNTIL 630 AM CDT

* AT 527 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER HIGH POINT...MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RUSSELLVILLE
  MCGIRK
  CENTERTOWN
  ST. MARTINS
  BRAZITO
  JEFFERSON CITY
  WARDSVILLE
  HOLTS SUMMIT
  TAOS
  LAKE MYKEE

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 3862 9278 3844 9264 3835 9218 3849 9201
          3875 9194

$$

TES

The office that day

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

Issued	Product	Office	Counties	Lasted
May 4, 7:32 AM CDT	Severe Thunderstorm Warning	LSX	Osage	43 min
May 4, 4:44 PM CDT	Severe Thunderstorm Warning	LSX	Marion	46 min
May 4, 4:49 PM CDT	Severe Thunderstorm Warning	LSX	Ralls	16 min
May 4, 4:58 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles	32 min
May 4, 5:07 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Montgomery, Pike	33 min
May 4, 5:40 PM CDT	Severe Thunderstorm Warning	LSX	Pike	50 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2003 Every severe thunderstorm warning in 2003

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.