Alert archive / Missouri / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 5, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 15, 1994, 2:17 AM CDT for Monroe County, Missouri. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1994, 2:17 AM CDT (07:17 UTC)
- Expired
- Apr 15, 1994, 2:45 AM CDT
- In force
- 28 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Monroe County, MO
The radar
The St Louis radar (KLSX), 144 km from the middle of the area, began a volume at 07:20 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
Topeka, KS (KTOP), launched 00:00Z, 7.3 hours before the alert went out and 318 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
- 2441 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 1451 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 247 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 13.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 150719 SVRSTL MOC137-150745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 217 AM CDT FRI APR 15 1994 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 245 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST MISSOURI ...MONROE COUNTY AT 216 AM...RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES SOUTHWEST OF MADISON...ABOUT 30 MILES NORTH OF COLUMBIA IN SOUTHWEST MONROE COUNTY. THIS STORM WAS MOVING NORTHEAST AT 30 MILES AN HOUR AND IT WILL TRACK THROUGH THE COMMUNITIES OF PARIS...HOLLIDAY AND GOSS BY 235 AM. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER 8SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. SHEA/MORSE
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 14, 11:59 PM CDT, 2 hours 18 minutes before
MOZ008>010-150655- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1154 PM CDT THU APR 14 1994 ...A TORNADO WATCH REMAINS IN EFFECT FOR EXTREME NORTHERN MISSOURI UNTIL 3AM... AT 1150 PM...STRONG THUNDERSTORMS WERE MOVING THROUGH SCOTLAND COUNTY. THE STORMS WERE MOVING TO THE NORTHEAST AT 50 MILES AN HOUR AND WILL CROSS INTO NORTHEAST CLARK COUNTY BY 1215AM. MORE SHOWERS AND STRONG THUNDERSTORMS ARE EXPECTED TO DEVELOP IN NORTHEAST MISSOURI DURING THE NIGHT. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TV STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS. MORSE
Special weather statement, Apr 15, 12:44 AM CDT, 1 hour 33 minutes before
MOZ001>115-KSZ102>105-ILZ095>102-150745- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1243 AM CDT FRI APR 15 1994 ...A NEW TORNADO WATCH HAS BEEN ISSUED FOR NORTHEAST TO SOUTHWEST MISSOURI UNTIL 6AM... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR NOTHEAST...CENTRAL...WEST CENTRAL AND SOUTHWEST MISSOURI UNTIL 6AM. THIS WATCH REPLACES WATCH #84 WHICH EXPIRES AT 1AM. A TORNADO WATCH REMAINS IN EFFECT FOR EXTREME NORTHERN MISSOURI UNTIL 3AM. AT 1235 AM...A LINE OF SHOWERS AND SEVERE THUNDERTSTORMS WAS ACROSS NORTH CENTRAL AND NORTHWEST MISSOURI. IN ADDITION...SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS CENTRAL AND SOUTHWEST MISSOURI DURING TNHE EARLY MORNING HOURS. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR LATER STATEMENTS OR WARNINGS CONCERNING THIS SEVERE WEATHER SITUATION. MORSE
Special weather statement, Apr 15, 12:59 AM CDT, 1 hour 18 minutes before
MOZ008>010-017>019-026-027-034-ILZ095-150700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1257 AM CDT FRI APR 15 1994 ...A TORNADO WATCH IS IN EFFECT FOR EXTREME NORTHERN MISSOURI UNTIL 300 AM... ...A TORNADO WATCH IS IN EFFECT FOR PARTS OF NORTHEAST MISSOURI AND EXTREME WEST CENTRAL ILLINOIS UNTIL 600 AM... AT 1250 AM...RADAR INDICATED A LINE OF THUNDERSTORMS FROM CLARK COUNTY...IN EXTREME NORTHEAST MISSOURI EXTENDING UP INTO EASTERN IOWA. THESE STORMS WERE MOVING NORTHEAST AT 40 TO 45 MILES AN HOUR. THE TOWNS OF ATHENS...ANSON AND DUMAS CAN EXPECT SMALL HAIL AND GUSTY WIND UNTIL 130 AM. A SECOND LINE OF THUNDERSTORMS EXTENDED FROM NORTH CENTRAL MISSOURI...ABOUT 30 MILES NORTHWEST OF KIRKSVILLE INTO CENTRAL MISSOURI. THIS LINE OF STORMS WAS MOVING EAST AND WILL PUSH INTO NORTHEAST MISSOURI OVER THE NEXT SEVERAL HOURS. CONDITIONS REMAIN FAVORABLE FOR SEVERE THUNDERSTORMS WHICH MAY PRODUCE LARGE HAIL AND DAMAGING WIND. TORNADOES ARE ALSO POSSIBLE. REMAIN ALERT AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ADVANCE PLANNING DURING A WATCH IS ESSENTIAL. MAKE SURE YOUR FAMILY KNOWS WHERE TO GO AND WHAT TO DO IN THE EVENT A SEVERE THUNDERSTtORM OR TORNADO WARNING IS ISSUED. SHEA
Special weather statement, Apr 15, 1:21 AM CDT, 56 minutes before
MOZ008>010-017>019-026-150720- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 120 AM CDT FRI APR 15 1994 ...A LINE OF THUNDERSTORMS WAS MOVING INTO NORTHEAST MISSOURI... AT 115 AM...A LINE OF THUNDERSTORMS EXTENDED FROM NORTHWEST SCOTLAND COUNTY...ABOUT 30 MILES NORTHEAST OF KIRKSVILLE...BACK INTO THE MACON AREA AND INTO CENTRAL MISSOURI. THE LINE OF STORMS WAS MOVING EAST AT 35 TO 40 MILES AN HOUR AND WILL PASS THROUGH THE COMMUNITIES OF EDINA...KAHOKA...MEMPHIS AND MONTICELLO BY 200 AM. A TORNADO WATCH REMAINS IN EFFECT FOR THIS AREA SO RESIDENTS SHOULD REMAIN ALERT AND KEEP INFORMED OF POSSIBLE WARNINGS. CONDITIONS REMAIN FAVORABLE FOR SEVERE WEATHER DEVELOPMENT EARLY THIS MORNING. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. SHEA
Special weather statement, Apr 15, 1:52 AM CDT, 25 minutes before
MOZ008>010-017>019-026-027-034>036-ILZ095-150755- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 151 AM CDT FRI APR 15 1994 ...A TORNADO WATCH IS IN EFFECT FOR EXTREME NORTHERN MISSOURI UNTIL 300 AM... ...A TORNADO WATCH IS IN EFFECT FOR PARTS OF NORTHEAST MISSOURI AND EXTREME WEST CENTRAL ILLINOIS UNTIL 600 AM... AT 145 AM...A LINE OF THUNDERSTORMS EXTENDED FROM EXTREME NORTHEAST MISSOURI TO ABOUT 30 MILES NORTH OF COLUMBIA AND BACK INTO WEST CENTRAL MISSOURI. AS THIS LINE SHIFTS EASTWARD OVER THE NEXT SEVERAL HOURS...GUSTY WIND AND HEAVY RAIN CAN BE EXPECTED. SOME STORMS MAY INTENSIFY AND BECOME SEVERE SO REMAIN ALERT. IF A WARNING IS ISSUED FOR YOUR AREA...TAKE SHELTER AND STAY AWAY FROM WINDOWS. LISTEN TO NOAA WEATHER RADIO FOR FURTHER DETAILS AND STATEMENTS. SHEA
Special weather statement, Apr 15, 2:04 AM CDT, 13 minutes before
MOZ008>010-017>019-026-027-034-ILZ095-150805-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
200 AM CDT FRI APR 15 1994
...TORNADO WATCHES REMAIN IN EFFECT FOR PARTS OF NORTHEAST MISSOURI AND
WEST CENTRAL ILLINOIS...
HERE IS A LISTING OF COUNTIES THAT ARE IN TORNADO WATCHES EARLY THIS
FRIDAY MORNING FOR THE QUINCY/HANNIBAL/KIRKSVILLE AREA...
TORNADO WATCH 85.....SCHUYLER..SCOTLAND..CLARK...VALID UNTIL 300 AM.
TORNADO WATCH 87.....ADAIR..MARION..KNOX..MONROE..LEWIS..SHELBY..
ADAMS IL.....VALID UNTIL 600 AM.
SHEAThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 11:13 PM CDT | Severe Thunderstorm Warning | LSX | Schuyler | 22 min |
| Apr 15, 4:22 AM CDT | Tornado Warning | LSX | Franklin, Warren | 43 min |
| Apr 15, 4:42 AM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 48 min |
| Apr 15, 4:50 AM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Louis | 40 min |
| Apr 15, 4:50 AM CDT | Severe Thunderstorm Warning | LSX | City of Saint Louis | 40 min |
| Apr 15, 4:52 AM CDT | Tornado Warning | LSX | Jefferson | 38 min |
| Apr 15, 6:28 AM CDT | Tornado Warning | LSX | Perry | 32 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; radar from the NEXRAD Level II archive.