Alert archive / Missouri / Tornado Warnings in 1990
Tornado Warning 5, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Jun 7, 1990, 4:11 PM CDT for Saint Louis County, City of Saint Louis, Missouri. It was in force for 49 min. 2 reports 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
- Jun 7, 1990, 4:11 PM CDT (21:11 UTC)
- Expired
- Jun 7, 1990, 5:00 PM CDT
- In force
- 49 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 7, 4:30 PM CDT | Thunderstorm Wind 0 | St. Louis, MO | |
| Jun 7, 5:05 PM CDT | Thunderstorm Wind 0 | St. Louis, MO |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 9.2 hours before the alert went out and 225 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 0 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSTL 072112
TORSTL
MOC189-510-072200-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
411 PM CDT THU JUN 7 1990
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 500 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN EAST CENTRAL MISSOURI
...ST LOUIS...ST LOUIS CITY
A TORNADO WAS REPORTED NEAR SPIRIT OF ST LOUIS AIRPORT MOVING EAST
NORTHEAST. PERSONS IN ST LOUIS CITY AND COUNTY SHOULD TAKE COVER
IMMEDIATELY.
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 1:41 AM CDT | Flash Flood Warning | LSX | Lincoln | 5 hr |
| Jun 7, 3:21 AM CDT | Flash Flood Warning | LSX | Saint Charles, Warren | 5 hr |
| Jun 7, 3:21 AM CDT | Flash Flood Warning | LSX | Saint Louis, City of Saint Louis | 5 hr |
| Jun 7, 8:40 AM CDT | Flash Flood Warning | LSX | Franklin, Lincoln, Saint Charles, Warren | 9 hr |
| Jun 7, 8:40 AM CDT | Flash Flood Warning | LSX | Jefferson, Saint Louis | 9 hr |
| Jun 7, 8:40 AM CDT | Flash Flood Warning | LSX | City of Saint Louis | 9 hr |
| Jun 7, 2:19 PM CDT | Severe Thunderstorm Warning | LSX | Adair, Knox, Schuyler, Scotland | 41 min |
| Jun 7, 2:54 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Phelps | 66 min |
| Jun 7, 3:16 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Warren | 59 min |
| Jun 7, 3:31 PM CDT | Tornado Warning | LSX | Crawford, Franklin | 44 min |
| Jun 7, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Charles, Saint Louis, City of Saint Louis | 65 min |
| Jun 7, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln | 65 min |
| Jun 7, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 65 min |
Nearby
Tornado Warnings in Missouri, 1990Every tornado warning in 1990Tornadoes in 1990
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.