Alert archive / Missouri / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 7, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Mar 14, 1990, 8:52 PM CST for 4 counties in Missouri. It was in force for 53 min.
The area
The counties it named.
The facts
- Issued
- Mar 14, 1990, 8:52 PM CST (02:52 UTC)
- Expired
- Mar 14, 1990, 9:45 PM CST
- In force
- 53 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Franklin County, MO, Lincoln County, MO, Saint Charles County, MO, Warren County, MO
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 2.9 hours before the alert went out and 273 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
- 26 J/kg
- Mixed-layer CIN
- -347 J/kg
- Mixed-layer LCL
- 1225 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 205 m²/s²
- 0-3 km storm-relative helicity
- 311 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 150256 SVRSTL MOC071-113-183-219-150345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 852 PM CST WED MAR 14 1990 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSOURI ...FRANKLIN COUNTY...LINCOLN COUNTY...ST CHARLES COUNTY ...WARREN COUNTY A LINE OF SEVERE THUNDERSTORMS WAS LOCATED 30 MILES WEST OF ST. LOUIS AT 955 PM. TREES WERE BLOWN DOWN NEAR UNION AT 850 PM. THESE STORMS COULD PRODUCE WINDS IN EXCESS OF 60 MILES AN HOUR AS THEY MOVE RAPIDLY NORTHEAST. WHEN THUNDERSTORMS ARE OCCURRING...PE@OPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. FELDT
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.
In the hours before
Special weather statement, Mar 14, 8:11 PM CST, 41 minutes before
MOZ011-012-017-018-150300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 808 PM CST WED MAR 15 1990 ...THUNDERSTORM INTENSITY IS INCREASING OVER EAST CENTRAL MISSOURI... AT 8PM CST...THUNDERSTORMS WERE INCREASING IN INTENSITY OVER CENTRAL AND EAST CENTRAL MISSOURI. STRONG THUNDERSTORMS WILL BE MOVING ACROSS PARTS OF WASHINGTON...CRAWFORD...FRANKLIN AND WARREN COUNTIES BETWEEN 8 AND 9PM. STRONG GUSTY WINDS...UP TO 50 MPH AT TIMES...WILL BE POSSIBLE WITH THE STORMS PASSAGE. HAIL IS ALSO POSSIBLE. PERSONS IN THESE COUTIES SHOULD KEEP ALERT TO THIS RAPIDLY CHANGING WEATHER SITUATION AND BE PREPARED TO SEEK SHELTER IF CONDITIONS THREATEN. FELDT
Special weather statement, Mar 14, 8:44 PM CST, 8 minutes before
MOZ011-012-017-018-150400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 830 PM CST WED MAR 15 1990 ...STRONG THUNDERSTORMS ARE MOVING TOWARDS ST. LOUIS... AT 830 PM...VERY STRONG THUNDERSTORMS WERE PUSHING ACROSS WARREN...FRANKLIN AND CRAWFORD COUNTIES. THIS WAS ABOUT 40 MILES WEST OF ST. LOUIS. THE STORMS WERE MOVING RAPIDLY NORTHEAST. BETWEEN 830 AND 930 PM STRONG THUNDERSTORMS WILL MOVE INTO ST CHARLES AND ST LOUIS COUNTIES. VERY HEAVY RAIN WITH THESE STORMS MAY FLOOD ROADS AND SMALLER CREEKS AND STREAMS COULD OVERFLOW. STRONG GUSTY WINDS WILL ALSO BE POSSIBLE. PEOPLE IN ST LOUIS...ST CHARLES...FRANKLIN AND WARREN COUNTIES SHOULD KEEP ALERT TO THIS RAPIDLY C2HANGING WEATHER SITUATION AND LISTEN FOR POSSIBLE WARNINGS. FELDT
Special weather statement, Mar 14, 8:46 PM CST, 6 minutes before
MOZ009-010-150340 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 840 PM CST WED MAR 14 1990 ...TORNADO WARNING EXPIRES IN CENTRAL MISSOURI... AT 835PM THE TORNADO WARNING FOR EASTERN BOONE COUNTY AND ALL OF AUDRAIN AND CALLAWAY COUNTIES HAS EXPIRED. THE LATEST RADAR REPORT INDICATES THE HEAVIEST STORMS ARE NOW IN A LINE ABOUT 15 MILES WIDE FROM MADISON...45 NORTH OF COLUMBIA... TO 10 MILES EAST OF HERMAN...TO 30 MILES SOUTH-SO5UHEAST OF VICHY. THE THUNDERSTORMS CONTINUE MOVING TO THE NORTHEAST AT 35 TO 40 MILES AN HOUR. MORSE/LB
Nearby
Severe Thunderstorm Warnings in Missouri, 1990Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive.