Alert archive / Missouri / Tornado Warnings in 1993
Tornado Warning 17, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Sep 13, 1993, 7:39 PM CDT for Washington County, Missouri. It was in force for 36 min.
The area
The counties it named.
The facts
- Issued
- Sep 13, 1993, 7:39 PM CDT (00:39 UTC)
- Expired
- Sep 13, 1993, 8:15 PM CDT
- In force
- 36 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Washington County, MO
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 0.7 hours before the alert went out and 216 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
- 1598 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 95 m²/s²
- 0-3 km storm-relative helicity
- 214 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this tornado 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, Sep 13, 3:08 PM CDT, 4 hours 31 minutes before
MOZ004-005-008-132215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 308 PM CDT MON SEP 13 1993 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR PARTS OF NORTHWEST AND WEST CENTRAL MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PARTS OF NORTHWEST AND WEST CENTRAL MISSOURI...INCLUDING THE KANSAS CITY AND ST JOSEPH AREAS. THE WATCH WILL BE IN EFFECT UNTIL 900 PM THIS EVENING. AS A STRONG COLD FRONT APPROACHES FROM THE NORTHWEST...CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORM DEVELOPMENT THIS AFTERNOON AND EVENING. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE HAIL...FREQUENT LIGHTNING AND VERY HEAVY RAIN. OCCASIONALLY SEVERE THUNDERSTORMS ALSO PRODUCE TORNADOES SO REMAIN ALERT. FOR LATER STATEMENTS AND POSSIBLE WARNINGS...TUNE TO NOAA WEATHER RADIO. SHEA
Special weather statement, Sep 13, 3:09 PM CDT, 4 hours 30 minutes before
MOZ004-005-008-132215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 308 PM CDT MON SEP 13 1993 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR PARTS OF NORTHWEST AND WEST CENTRAL MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PARTS OF NORTHWEST AND WEST CENTRAL MISSOURI...INCLUDING THE KANSAS CITY AND ST JOSEPH AREAS. THE WATCH WILL BE IN EFFECT UNTIL 900 PM THIS EVENING. AS A STRONG COLD FRONT APPROACHES FROM THE NORTHWEST...CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORM DEVELOPMENT THIS AFTERNOON AND EVENING. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE HAIL...FREQUENT LIGHTNING AND VERY HEAVY RAIN. OCCASIONALLY SEVERE THUNDERSTORMS ALSO PRODUCE TORNADOES SO REMAIN ALERT. FOR LATER STATEMENTS AND POSSIBLE WARNINGS...TUNE TO NOAA WEATHER RADIO. SHEA
Special weather statement, Sep 13, 5:45 PM CDT, 1 hour 54 minutes before
MOZ019-020-140500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 545 PM CDT MON SEP 13 1993 ...A TORNADO WATCH HAS BEEN ISSUED FOR PARTS OF SOUTHWEST AND SOUTH CENTRAL MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR PARTS OF SOUTHWEST AND SOUTH CENTRAL MISSOURI. THE WATCH IS IN EFFECT UNTIL MIDNIGHT AND INCLUDES THE JOPLIN...MONETT AND BRANSON AREAS. STRONG THUNDERSTORMS OVER OKLAHOMA ARE EXPECTED TO MOVE NORTHEAST INTO SOUTHWEST MISSOURI TONIGHT. CONDITIONS ARE SUCH...THAT SOME OF THE THUNDERSTORMS COULD BECOME SEVERE...POSSIBLY SPAWNING TORNADOES. FOR LATER STATEMENTS AND POSSIBLE WARNINGS...TUNE TO NOAA WEATHER RADIO. FERRY
Special weather statement, Sep 13, 5:45 PM CDT, 1 hour 54 minutes before
MOZ019-020-140500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 545 PM CDT MON SEP 13 1993 ...A TORNADO WATCH HAS BEEN ISSUED FOR PARTS OF SOUTHWEST AND SOUTH CENTRAL MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR PARTS OF SOUTHWEST AND SOUTH CENTRAL MISSOURI. THE WATCH IS IN EFFECT UNTIL MIDNIGHT AND INCLUDES THE JOPLIN...MONETT AND BRANSON AREAS. STRONG THUNDERSTORMS OVER OKLAHOMA ARE EXPECTED TO MOVE NORTHEAST INTO SOUTHWEST MISSOURI TONIGHT. CONDITIONS ARE SUCH...THAT SOME OF THE THUNDERSTORMS COULD BECOME SEVERE...POSSIBLY SPAWNING TORNADOES. FOR LATER STATEMENTS AND POSSIBLE WARNINGS...TUNE TO NOAA WEATHER RADIO. FERRY
Special weather statement, Sep 13, 7:28 PM CDT, 11 minutes before
MOZ012-140130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 728 PM CDT MON SEP 13 1993 ...STRONG THUNDERSTORMS WERE OVER ST. CHARLES COUNTY MISSOURI AND JERSEY COUNTY ILLINOIS... AT 726 PM CDT NWS DOPPLER RADAR INDICATED SEVERAL STRONG THUNDERSTORMS NEAR THE ST. LOUIS METRO AREA. ONE STORM WAS OVER NORTHWEST ST. CHARLES COUNTY JUST NORTH OF O'FALLON. ANOTHER STRONG STORM WAS OVER JERSEY COUNTY JUST NORTH OF GRAFTON...OR 30 MILES NORTH OF ST. LOUIS. THESE STORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS AND BRIEF HEAVY RAIN. THE STORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR. JPK /TJS
Special weather statement, Sep 13, 7:28 PM CDT, 11 minutes before
MOZ012-140130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 728 PM CDT MON SEP 13 1993 ...STRONG THUNDERSTORMS WERE OVER ST. CHARLES COUNTY MISSOURI AND JERSEY COUNTY ILLINOIS... AT 726 PM CDT NWS DOPPLER RADAR INDICATED SEVERAL STRONG THUNDERSTORMS NEAR THE ST. LOUIS METRO AREA. ONE STORM WAS OVER NORTHWEST ST. CHARLES COUNTY JUST NORTH OF O'FALLON. ANOTHER STRONG STORM WAS OVER JERSEY COUNTY JUST NORTH OF GRAFTON...OR 30 MILES NORTH OF ST. LOUIS. THESE STORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS AND BRIEF HEAVY RAIN. THE STORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR. JPK /TJS
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 13, 7:19 PM CDT | Tornado Warning | LSX | Crawford | 41 min |
| Sep 13, 8:37 PM CDT | Tornado Warning | LSX | Jefferson | 35 min |
| Sep 14, 1:14 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Warren | 36 min |
Nearby
Tornado Warnings in Missouri, 1993Every tornado warning in 1993Tornadoes in 1993
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.