Alert archive / Missouri / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 3, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 13, 1993, 9:02 PM CDT for Franklin County, Jefferson County, Missouri. It was in force for 43 min.
The area
The counties it named.
The facts
- Issued
- Apr 13, 1993, 9:02 PM CDT (02:02 UTC)
- Expired
- Apr 13, 1993, 9:45 PM CDT
- In force
- 43 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Franklin County, MO, Jefferson County, MO
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 2.0 hours before the alert went out and 233 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
- 55 J/kg
- Mixed-layer CIN
- -351 J/kg
- Mixed-layer LCL
- 1120 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 227 m²/s²
- 0-3 km storm-relative helicity
- 368 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 140204 SVRSTL MOC071-099-140245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 902 PM CDT TUE APR 13 1993 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSOURI ...EASTERN FRANKLIN COUNTY...NORTHERN JEFFERSON COUNTY AT 9 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WAS 50 MILES SOUTHWEST OF ST LOUIS NEAR THE TOWN OF SAINT CLAIR IN SOUTHEASTERN FRANKLIN COUNTY. THIS STORM WAS MOVING TO THE NORTHEAST AT 40 MPH AND WILL MOVE IN THE VICINITY OF EUREKA AROUND 920 PM. HEAVY RAIN AND LARGE HAIL IS LIKELY WITH THIS STORM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE0 INTO LOW WATER CROSSINGS. WORK
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 13, 7:15 PM CDT, 1 hour 47 minutes before
MOZALL-140300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 715 PM CDT TUE APR 13 1993 ...THE TORNADO WATCH FOR SOUTHWEST MISSOURI HAS BEEN CANCELLED... THE NATIONAL SEVERE STORMS FORECAST CENTER HAS CANCELLED TORNADO WATCH NUMBER 111...WHICH WAS IN EFFECT FOR PORTIONS OF SOUTHWEST MISSOURI THIS EVENING. THE IMMEDIATE THREAT OF SEVERE WEATHER IN SOUTHWEST MISSOURI IS GONE BUT STRONG THUNDERSTORMS ARE DEVELOPING IN PORTIONS OF THE SOUTHERN PLAINS...SO MORE STRONG THUNDERSTORMS WILL BE POSSIBLE LATER TONIGHT IN SOUTHWEST MISSOURI. ALSO...SOME STORMS WILL LIKELY MOVE INTO EASTERN MISSOURI TONIGHT AND MAY AGGRAVATE THE FLOODING. STAY TUNED TO NOAA WEATHER RADIO OR TO COMMERCIAL RADIO AND TELEVISION FOR ADDITIONAL STATEMENTS. TUCKER
Special weather statement, Apr 13, 7:16 PM CDT, 1 hour 46 minutes before
MOZALL-140300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 715 PM CDT TUE APR 13 1993 ...THE TORNADO WATCH FOR SOUTHWEST MISSOURI HAS BEEN CANCELLED... THE NATIONAL SEVERE STORMS FORECAST CENTER HAS CANCELLED TORNADO WATCH NUMBER 111...WHICH WAS IN EFFECT FOR PORTIONS OF SOUTHWEST MISSOURI THIS EVENING. THE IMMEDIATE THREAT OF SEVERE WEATHER IN SOUTHWEST MISSOURI IS GONE BUT STRONG THUNDERSTORMS ARE DEVELOPING IN PORTIONS OF THE SOUTHERN PLAINS...SO MORE STRONG THUNDERSTORMS WILL BE POSSIBLE LATER TONIGHT IN SOUTHWEST MISSOURI. ALSO...SOME STORMS WILL LIKELY MOVE INTO EASTERN MISSOURI TONIGHT AND MAY AGGRAVATE THE FLOODING. STAY TUNED TO NOAA WEATHER RADIO OR TO COMMERCIAL RADIO AND TELEVISION FOR ADDITIONAL STATEMENTS. TUCKER
Special weather statement, Apr 13, 7:35 PM CDT, 1 hour 27 minutes before
MOZ006-009-010-011-013-014-140130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 735 PM CDT TUE APR 13 1993 ...A STRONG THUNDERSTORM WAS DEVELOPING TO THE SOUTH OF JEFFERSON CITY.. AT 730 PM...A STRONG THUNDERSTORM WAS DEVELOPING 15 MILES SOUTHWEST OF JEFFERSON CITY...NEAR THE TOWN OF HENLEY. MOVEMENT OF THE STORM WILL MOST LIKELY BE TO THE NORTHEAST...NEAR THE TOWNS OF ST. THOMAS AND OSAGE BEND BY 745 PM. THIS STORM COULD PRODUCE SMALL HAIL...DANGEROUS LIGHTNING...STRONG GUSTY WINDS AND HEAVY RAINS. STAY INDOORS AND AWAY FROM WINDOWS IF YOU ARE IN THE PATH OF THIS STORM. LOCALIZED FLOODING OF ROADWAYS AND LOW LYING PLACES IS POSSIBLE. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR LATER STATEMENTS REGARDING STORM DEVELOPMENT IN CENTRAL MISSOURI TONIGHT. STANLEY
Special weather statement, Apr 13, 7:35 PM CDT, 1 hour 27 minutes before
MOZ006-009-010-011-013-014-140130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 735 PM CDT TUE APR 13 1993 ...A STRONG THUNDERSTORM WAS DEVELOPING TO THE SOUTH OF JEFFERSON CITY.. AT 730 PM...A STRONG THUNDERSTORM WAS DEVELOPING 15 MILES SOUTHWEST OF JEFFERSON CITY...NEAR THE TOWN OF HENLEY. MOVEMENT OF THE STORM WILL MOST LIKELY BE TO THE NORTHEAST...NEAR THE TOWNS OF ST. THOMAS AND OSAGE BEND BY 745 PM. THIS STORM COULD PRODUCE SMALL HAIL...DANGEROUS LIGHTNING...STRONG GUSTY WINDS AND HEAVY RAINS. STAY INDOORS AND AWAY FROM WINDOWS IF YOU ARE IN THE PATH OF THIS STORM. LOCALIZED FLOODING OF ROADWAYS AND LOW LYING PLACES IS POSSIBLE. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR LATER STATEMENTS REGARDING STORM DEVELOPMENT IN CENTRAL MISSOURI TONIGHT. STANLEY
Special weather statement, Apr 13, 8:34 PM CDT, 28 minutes before
MOZ011-017-140230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 834 PM CDT TUE APR 13 1993 ...THUNDERSTORMS MOVING ACROSS SOUTHCENTRAL MISSOURI TOWARDS ST LOUIS... AT 825 PM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM WAS LOCATED 20 MILES EAST NORTHEAST OF ROLLA MISSOURI IN THE VICINITY OF CUBA. THIS STORM WILL PRODUCE HEAVY RAIN SMALL HAIL AND DANGEROUS LIGHTNING AS IT MOVES TO THE EAST NORTHEAST. NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS STORM AT THIS TIME. THIS STORM WILL MOVE THOUGH THE VICINITY OF SULLIVAN AROUND 845 PM.
Special weather statement, Apr 13, 8:36 PM CDT, 26 minutes before
MOZ011-017-140230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 834 PM CDT TUE APR 13 1993 ...THUNDERSTORMS MOVING ACROSS SOUTHCENTRAL MISSOURI TOWARDS ST LOUIS... AT 825 PM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM WAS LOCATED 20 MILES EAST NORTHEAST OF ROLLA MISSOURI IN THE VICINITY OF CUBA. THIS STORM WILL PRODUCE HEAVY RAIN SMALL HAIL AND DANGEROUS LIGHTNING AS IT MOVES TO THE EAST NORTHEAST. NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS STORM AT THIS TIME. THIS STORM WILL MOVE THOUGH THE VICINITY OF SULLIVAN AROUND 845 PM.
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 6:27 PM CDT | Flash Flood Warning | LSX | Madison | 3 hr |
Nearby
Severe Thunderstorm Warnings in Missouri, 1993Every severe thunderstorm warning 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.