Alert archive / Missouri / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 27, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 26, 1994, 8:34 PM CDT for Saint Charles County, Missouri. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Apr 26, 1994, 8:34 PM CDT (01:34 UTC)
- Expired
- Apr 26, 1994, 9:30 PM CDT
- In force
- 56 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Saint Charles County, MO
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 1.6 hours before the alert went out and 257 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
- 2999 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1036 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 10.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 270135 SVRSTL MOC183-270230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 834 PM CDT TUE APR 26 1994 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...ST CHARLES COUNTY AT 833 PM...NWS DOPPLER RADAR SHOWED SEVERE THUNDERSTORMS OVER WARREN COUNTY MOVING TO THE EAST NORTHEAST AT 30 MPH. IF YOU LIVE IN THE TOWNS OF WENTZVILLE...ST PAUL...AND O'FALLON SEEK SHELTER NOW! A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITHV LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. GLASS
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, Apr 26, 5:48 PM CDT, 2 hours 46 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-262340- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 540 PM CDT TUE APR 26 1994 ...A TORNADO WATCH IS IN EFFECT FOR THE SOUTH HALF OF CENTRAL MISSOURI UNTIL 1100 PM CDT... AT 535 PM CDT RADAR SHOWED STRONG THUNDERSTORMS MOVING UP INTO THE SOUTH COUNTIES OF CENTRAL MISSOURI...AROUND LEBANON IN LACLEDE COUNTY 60 MILES SOUTH SOUTHWEST OF JEFFERSON CITY...AND ABOUT 15 MILES SOUTH OF FORT LEONARD WOOD IN PULASKI COUNTY. THE COMMUNITIES OF WANESVILLE AND RICHLAND WILL BE AFFECTED BY THESE STORMS BETWEEN 600 AND 615 PM CDT. IF YOU OBSERVE SEVERE STORMS...TAKE SHELTER IMMEDIATELY...THEN CALL THE NEAREST LAW ENFORCEMENT AGENC:Y TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE. DO NOT STAY OUTDOORS IF YOU SEE STRONG STORMS APPROACHING YOUR AREA. LB
Special weather statement, Apr 26, 6:14 PM CDT, 2 hours 20 minutes before
MOZ061-063-ILZ098-099-270015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 614 PM CDT TUE APR 26 1994 ...STRONG THUNDERSTORMS DEVELOPING IN THE ST LOUIS AREA... AT 610 PM...NWS RADAR SHOWED STRONG THUNDERSTORMS DEVELOPING OVER NORTHERN ST CHARLES COUNTY INTO SOUTHERN CALHOUN COUNTY ILLINOIS. THESE STORMS WERE MOVING TO THE NORTHEAST AT 35 MPH AND WILL BE AFFECTING NORTHERN PORTIONS OF THE ST LOUIS AREA. IF YOU ARE IN THE PATH OF THESE STORMS EXPECT BRIEF HEAVY RAIN...GUSTY WINDS...DEADLY LIGHTNING...AND POSSIBLY SMALL HAIL. PONDING OF WATER MAY ALSO OCCUR ON AREA ROADWAYS. MOTORISTS AND RESIDENTS ACROSS NORTHERN PORTIONS OF THE ST LOUIS METRO AREA SHOULD KEEP A~DVISED TO THE LATEST STATEMENTS FROM THE NATIONAL WEATHER SERVICE. GLASS
Special weather statement, Apr 26, 6:47 PM CDT, 1 hour 47 minutes before
MOZ065-036-061-063-064-ILZ098-099-100-102-101-270145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 643 PM CDT TUE APR 26 1994 ...A TORNADO WATCH IS IN EFFECT FOR EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS UNTIL MIDNIGHT... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS UNTIL MIDNIGHT. THIS WATCH INCLUDES THE ENTIRE ST LOUIS METRO AREA. AT 640 PM...NWS DOPPLER RADAR SHOWED STRONG THUNDERSTORMS DEVELOPING FROM NEAR SPRINGFIELD ILLINOIS THROUGH THE ST LOUIS AREA TO NEAR FORT LEONARD WOOD. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 35 MPH. THE ATMOSPHERE ACROSS EAST CENTRAL MISSOURI CONTINUES TO BE VERY UNSTABLE AND INDICATIIONS ARE THAT EXPLOSIVE THUNDERSTORM DEVELOPMENT WILL CONTINUE OVER THE FEW HOURS AND CONTINUE THROUGH THE EVENING. RESIDENTS OF EAST CENTRAL MISSOURI ARE ADVISED TO CLOSELY MONITOR LOCAL MEDIA SOURCES OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND/OR WARNINGS. REMEMBER A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS AND TORNADOES IN AND CLOSE TO THE WATCH AREA. GLASS
Special weather statement, Apr 26, 7:04 PM CDT, 1 hour 30 minutes before
MOZ058-070>076-082>087-097>100-106>115-270205- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 704 PM CDT TUE APR 26 1994 ...TORNADO WATCH IN EFFECT FOR SOUTHEAST MISSOURI EXCLUDING THE BOOTHEEL UNTIL MIDNIGHT... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR MUCH OF SOUTHEAST MISSOURI EXCLUDING THE BOOTHEEL UNTIL MIDNIGHT. LARGER CITIES INCLUDED IN THE WATCH ARE FARMINGTON...WEST PLAINS...AND POPLAR BLUFF. REMEMBER A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS AND TORNADOES IN AND CLOSE TO THE WATCH AREA. RESIDENTS OF SOUTHEAST MISSOURI SHOULD REMAIN ALERT AND STAY TUNED TO LOCAL MEDIA OUTLETS. IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IN A HOME OR BUSINESS IS AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE. AVOID WINDOWS. GLASS
Special weather statement, Apr 26, 7:42 PM CDT, 52 minutes before
MOZ062-065-061-063-064-ILZ100-102-101-270145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 742 PM CDT TUE APR 26 1994 ...STRONG THUNDERSTORMS DEVELOPING ACROSS THE BI-STATE AREA... AT 740 PM...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM OVER FRANKLIN COUNTY MISSOURI. THE LATEST WEATHER DATA SUGGESTS THAT STRONG THUNDERSTORMS WILL CONTINUE TO DEVELOP ACROSS EASTERN MISSOURI AND SOUTHWEST ILLINOIS...INCLUDING THE ST LOUIS METRO AREA...BETWEEN NOW AND 9 PM THIS EVENING. REMEMBER...A TORNADO WATCH IS IN EFFECT FOR MUCH OF EAST CENTRAL MISSOURI AND SOUTHWEST PORTIONS OF ILLINOIS UNTIL MIDNIGHT. PEOPLE THROUGHOUT THE AREA SHOULD REMAIN ALERT TO THE THREAT OF ~SEVERE WEATHER....AND MONITOR NOAA WEATHER RADIO...OR LOCAL RADIO AND TV STATIONS...FOR FURTHER WEATHER UPDATES THROUGHOUT THE EVENING. TRUETT
Special weather statement, Apr 26, 8:16 PM CDT, 18 minutes before
MOZ001>115-270200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 815 PM CDT TUE APR 26 1994 ...THE TORNADO WATCH FOR PARTS OF SOUTHWEST MISSOURI IS NO LONGER IN EFFECT... THE TORNADO WATCH FOR SOUTHWEST MISSOURI IS NO LONGER IN EFFECT. THE SEVERE THUNDERSTORMS HAVE MOVED INTO SOUTH CENTRAL AND CENTRAL MISSOURI ...ENDING THE THREAT OF LARGE HAIL AND DAMAGING WINDS OVER SOUTHWEST MISSOURI. THE FOLLOWING COUNTIES ARE CLEARED FROM THE WATCH... BARTON JASPER NEWTON MCDONALD LAWRENCE BARRY STONE THE CITIES OF JOPLIN AND NEOSHO ARE ALSO CLEARED FROM THE WATCH. TRUETT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 7:08 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 67 min |
| Apr 26, 7:17 PM CDT | Severe Thunderstorm Warning | LSX | Franklin | 58 min |
| Apr 26, 7:27 PM CDT | Severe Thunderstorm Warning | LSX | Phelps | 63 min |
| Apr 26, 7:32 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Dent | 43 min |
| Apr 26, 7:46 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 59 min |
| Apr 26, 7:47 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 43 min |
| Apr 26, 8:00 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 60 min |
| Apr 26, 8:15 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Warren | 60 min |
| Apr 26, 8:29 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 46 min |
| Apr 26, 8:39 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 66 min |
| Apr 26, 8:47 PM CDT | Tornado Warning | LSX | Crawford | 43 min |
| Apr 26, 8:52 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 68 min |
| Apr 26, 9:16 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 59 min |
| Apr 26, 9:21 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 54 min |
| Apr 26, 9:23 PM CDT | Tornado Warning | LSX | Jefferson | 52 min |
| Apr 26, 9:35 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Saint Francois | 55 min |
| Apr 26, 9:46 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 59 min |
| Apr 26, 9:54 PM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve | 66 min |
| Apr 27, 12:12 AM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson | 48 min |
| Apr 27, 12:33 AM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 42 min |
| Apr 27, 2:00 AM CDT | Severe Thunderstorm Warning | LSX | Iron, Saint Francois, Washington | 45 min |
| Apr 27, 2:40 AM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve | 50 min |
| Apr 27, 4:54 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 36 min |
| Apr 27, 5:07 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 68 min |
| Apr 27, 6:02 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Francois | 43 min |
| Apr 27, 6:30 PM CDT | Tornado Warning | LSX | Iron, Reynolds | 60 min |
| Apr 27, 6:38 PM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve | 48 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1994Every severe thunderstorm warning in 1994
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.