Alert archive / Missouri / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 104, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Aug 10, 1992, 7:09 PM CDT for Dent County, Missouri. It was in force for 51 min.
The area
The counties it named.
The facts
- Issued
- Aug 10, 1992, 7:09 PM CDT (00:09 UTC)
- Expired
- Aug 10, 1992, 8:00 PM CDT
- In force
- 51 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Dent County, MO
The radar
The St Louis radar (KLSX), 141 km from the middle of the area, began a volume at 00:08 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 nearest sounding before it
Springfield, MO (KUMN), launched 00:00Z, 0.2 hours before the alert went out and 218 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
- 3508 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1189 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 122 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 110010 SVRSTL MOC065-110100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 709 PM CDT MON AUG 10 1992 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL MISSOURI ...DENT COUNTY AT 709 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM OVER SOUTHERN CRAWFORD COUNTY SOUTH OF STEELVILLE. THIS IS ABOUT 15 MILES EAST OF ROLLA. THE STORM WAS MOVING SOUTH...AND HAD INCREASED IN SPEED TO 40 MILES AN HOUR. DAMAGING WINDS ARE LIKELY WITH THE PASSAGE OF THESE STORMS. PEOPLE IN THE TOWN OF SALEM...AS WELL AS THOSE LIVING THROUGHOUT DENT COUNTY... SHOULD BE PREPARED FOR EXTREMELY HIGH WINDS. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. TRUETT/SHEA
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, Aug 10, 5:02 PM CDT, 2 hours 7 minutes before
MOZ003-102300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 500 PM CDT MON AUG 10 1992 THE SEVERE THUNDERSTORM WATCH FOR NORTHEAST MISSOURI IS NO LONGER IN EFFECT. THE THREAT OF SEVERE WEATHER HAS PUSHED TO THE SOUTH OF THIS AREA. THE FOLLOWING COUNTIES HAVE BEEN CLEARED FROM THE SEVERE THUNDERSTORM WATCH... SCHUYLER SCOTLAND CLARK ADAIR KNOX THE CITY OF KIRKSVILLE HAS ALSO BEEN CLEARED FROM THpE WATCH. HOWEVER...THE SEVERE THUNDERSTORM WATCH CONTINUES FOR MUCH OF CENTRAL MISSOURI UNTIL 9 PM. TRUETT
Special weather statement, Aug 10, 5:29 PM CDT, 1 hour 40 minutes before
MOZ005-006-007-110000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 530 PM CDT MON AUG 10 1992 THE SEVERE THUNDERSTORM WATCH FOR PARTS OF CENTRAL MISSOURI IS NO LONGER IN EFFECT. WHILE THERE IS STILL A SLIGHT CHANCE OF THUNDERSTORMS IN THESE AREA...THE THREAT OF SEVERE WEATHER HAS APPARENTLY ENDED. THE FOLLOWING COUNTIES HAVE BEEN CLEARED FROM THE SEVERE THUNDERSTORM WATCH... LIVINGSTON CARROLL LINN MACON CHARITON RANDOLPH LEWIS SHELBY MARION MONROE RALLS PIKE ...AND ALL ILLINOIS COUNTIES IN MISSOURI FORECAST ZONE 7... THE CITIES OF MACON...HANNIBAL...AND QUINCY HAVE ALSO BEEN CLEARED FROM THE WATCH. HOWEVER....THE SEVERE THUNDERSTORM WATCH CONTINUES FOR A SMALL SECTION OF CENTRAL MISSOURI...FROM NEAR SEDALIA TO JUST EAST OF COLUMBIA. TRUETT
Special weather statement, Aug 10, 5:35 PM CDT, 1 hour 34 minutes before
MOZ011-012-102330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 534 PM CDT MON AUG 10 1992 ...THUNDERSTORMS CONTINUE TO APPROACH THE ST.LOUIS METRO AREA... AT 530 PM...THUNDERSTORMS WITH VERY HEAVY RAIN WERE SCATTERED FROM 25 MILES NORTH OF ST.LOUIS TO 30 MILES WEST OF ST.LOUIS. THE STRONGEST STORMS WERE MOVING INTO NORTHWEST ST.CHARLES COUNTY. MOVEMENT OF THESE STORMS WAS SOUTH AT 25 MILES AN HOUR. WESTERN SUBURBS OF ST.LOUIS...INCLUDING ST.CHARLES...O'FALLON AND WARRENTON CAN EXPECT THUNDERSTORMS UNTIL 630 PM. STORMS WILL MOVE INTO THE CHESTERFIELD...KIRKWOOD AND WASHINGTON COMMUNITIES BY 600 PM. THESE STORMS WILL PRODUCE FREQUENT LIGHTNING...SMALL HAIL...BRIEF GUSTY WIND AND VERY HEAVY DOWNPOURS OF RAIN. WHEN STORMS MOVE INTO YOUR AREA...STAY INDOORS OR IN A PLACE OF SHELTER. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS ON NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TELEVISION STATIONS. SHEA
Special weather statement, Aug 10, 6:20 PM CDT, 49 minutes before
MOZ010-011-014-110015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 610 PM CDT MON AUG 10 1992 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A SMALL PART OF CENTRAL MISSOURI UNTIL 9 PM... AT 600 PM CDT COLUMBIAS WEATHER RADAR SHOWED SCATTERED THUNDERSTORMS WITH VERY SHOWERS IN AN AREA ABOUT 50 MILES WIDE AND SOUTHEAST OF A LINE EXTENDING FROM NEAR MONTGOMERY CITY..40 MILES EAST OF COLUMBIA.. TO ABOUT 15 MILES SOUTHEAST OF JEFFERSON CITY. ALONG WITH THE VERY HEAVY SHOWERS WE CAN EXPECT DANGEROUS LIGHTNING AND WINDS GUSTING ABOVE 30 MILES AN HOUR WITH THESE STORMS AS THEY MOVE TO THE SOUTH AND SOUTHWEST AROUND 25 MILES AN HOUR. IF YOU ARE IN THE PATH OF A THUNDERSTORM...STAY INDOORS AND DO NOT USE ELECTRICAL APPLIANCES EXCEPT IN AN EMERGENCY. IF YOU SEE SEVERE WEATHER...PLEASE CALL THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. BLANCHARD
Special weather statement, Aug 10, 6:29 PM CDT, 40 minutes before
MOZ011-012-110030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 628 PM CDT MON AUG 10 1992 ...STRONG THUNDERSTORMS CONTINUE TO MOVE THROUGH EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS... AT 625 PM...WEATHER SERVICE RADAR CONTINUED TO INDICATE AN AREA OF SHOWERS AND THUNDERSTORMS OVER EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS. THE AREA OF STORMS EXTENDED FROM 75 MILES SOUTHWEST OF ST LOUIS...TO JUST NORTH OF ST LOUIS...TO 50 MILES NORTHEAST OF ST LOUIS. THE STRONGEST AND MOST CONCENTRATED AREA OF STORMS WAS ABOUT 50 MILES WEST AND SOUTHWEST OF ST LOUIS...OVER FRANKLIN COUNTY MISSOURI. THE STORMS WERE MOVING SOUTH AT 20 TO 25 MILES AN HOUR...AND WILL PRODUCE BRIEF EXTREMELY HEAVY RAINS...AND WINDS OF 30 TO 40 MILES AN HOUR...AS THEY PASS OVER AN AREA. PEOPLE DRIVING ALONG INTERSTATE 44 BETWEEN ST LOUIS AND ROLLA...SHOULD BE ALERT FOR PONDING OF WATER ON THE INTERSTATE...AS WELL AS VISIBILITIES WHICH MAY SUDDENLY DROP TO NEAR ZERO. TRUETT
Special weather statement, Aug 10, 6:45 PM CDT, 24 minutes before
MOZ009-010-110000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 645 PM CDT MON AUG 10 1992 ...THE SEVERE THUNDERSTORM WATCH 746 FOR MISSOURI HAS BEEN CANCELLED... THE SEVERE THUNDERSTORM WATCH FOR CENTRAL MISSOURI HAS BEEN CANCELLED... AND NO SEVERE WEATHER WATCHES ARE IN EFFECT FOR ANY PART OF MISSOURI. SCATTERED THUNDERSTORMS WILL OCCUR OVER PARTS OF CENTRAL MISSOURI FOR THE NEXT FEW HOURS. SOME OF THESE STORMS WILL STILL DBE CAPABLE OF PRODUCING BRIEF HEAVY RAINS...AND GUSTY WINDS. TRUETT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 7:19 PM CDT | Severe Thunderstorm Warning | LSX | Phelps | 26 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1992Every severe thunderstorm warning in 1992
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.