Alert archive / Missouri / Tornado Warnings in 1993
Tornado Warning 12, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Sep 13, 1993, 5:12 PM CDT for Crawford County, Missouri. It was in force for 33 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 13, 1993, 5:12 PM CDT (22:12 UTC)
- Expired
- Sep 13, 1993, 5:45 PM CDT
- In force
- 33 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Crawford County, MO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 13, 5:27 PM CDT | Tornado F0 | Leasburg, MO | A tornado touched down briefly producing wind damage to trees in the Huzzah State Forest. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Springfield, MO (KUMN), launched 12:00Z, 10.2 hours before the alert went out and 251 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
- 876 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 674 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 312 m²/s²
- 0-3 km storm-relative helicity
- 308 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 6.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 132214 TORSTL MOC055-132245- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 512 PM CDT MON SEP 13 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 545 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...CRAWFORD COUNTY AT 508 PM...A CONSERVATION AGENT REPORTED A FUNNEL CLOUD SOUTHWEST OF STEELVILLE. SOME DAMAGE HAS ALSO BEEN REPORTED BY THE MISSOURI HIGHWAY PATROL. THIS STORM WAS MOVING NORTHEAST AT 35 MILES AN HOUR AND WILL PASS NEAR STEELVILLE AND COMMINUNITES NORTHEAST OF THERE BETWEEN 515 AND 545 PM. THIS STORM AND FUNNEL CLOUD MAY TOUCHDOWN SO BE PREPARED TO TAKE SHELTER. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. SHEA &
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, 2 hours 4 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, 2 hours 3 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
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 13, 5:37 PM CDT | Tornado Warning | LSX | Franklin | 38 min |
| Sep 13, 5:57 PM CDT | Tornado Warning | LSX | Crawford, Franklin | 33 min |
| Sep 13, 6:30 PM CDT | Tornado Warning | LSX | Franklin | 30 min |
| Sep 13, 6:36 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Dent | 39 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.