Alert archive / Missouri / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 104, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Aug 30, 1994, 4:13 PM CDT for Crawford County, Dent County, Missouri. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Aug 30, 1994, 4:13 PM CDT (21:13 UTC)
- Expired
- Aug 30, 1994, 5:00 PM CDT
- In force
- 47 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Crawford County, MO, Dent County, MO
The radar
The St Louis radar (KLSX), 119 km from the middle of the area, began a volume at 21:17 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
Paducah/Barkley, KY (KPAH), launched 12:00Z, 9.2 hours before the alert went out and 252 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
- 1441 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 302116 RRA SVRSTL MOC055-065-302200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 413 PM CDT TUE AUG 30 1994 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSOURI ...CRAWFORD COUNTY IN SOUTH CENTRAL MISSOURI ...DENT COUNTY AT 415 PM...A SEVERE THUNDERSTORM WAS MOVING INTO THE NORTHERN DENT COUNTY AND SOUTHERN CRAWFORD COUNTY. THIS STORM WAS MOVING TO THE EAST-SOUTHEAST AT 25 MILES AN HOUR. THE TOWNS OF LAKE SPRING...LENOX AND CHERRYVILLE ARE IN THE PATH OF THIS STORM. THIS STORM PRODUCED DAMAGING WINDS AS IT MOVE THROUGH ROLLA. 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 SHO ULD NOT DRIVE INTO LOW WATER CROSSINGS. 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, Aug 30, 3:01 PM CDT, 1 hour 12 minutes before
MOZ061-063>065-085-ILZ101-302205- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 301 PM CDT TUE AUG 30 1994 ...STRONG THUNDERSTORMS WERE PRESENT OVER PARTS OF EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS... AT 300 PM...NWS DOPPLER RADAR SHOWED STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE MOVING THROUGH ST LOUIS CITY...MADISON AND ST CLAIR COUNTY IN ILLINOIS. THE STRONGEST STORMS WERE IN MADISON COUNTY ILLINOIS...JUST EAST OF GRANITE CITY. STORMS WERE MOVING TO THE EAST AT 30 MPH. ALSO THIS LINE OF STORMS EXTENDED SOUTHWESTWORD TO FRANKLIN COUNTY MISSOURI AND WILL BE MOVING SOUTHEASTWORD INTO SOUTHEAST MISSOURI AND SOUTHWEST ILLINOIS. THESE STORMS WILL PRODUCE LOCALLY HEAVY RAIN OF OF 1 TO 2 INCHES AND DEADLY LIGHTNING. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY WHEN STORMS APPROACH. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY. ACQUAVIVA
Special weather statement, Aug 30, 3:03 PM CDT, 1 hour 10 minutes before
MOZ061-063>065-085-ILZ101-302205- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 301 PM CDT TUE AUG 30 1994 ...STRONG THUNDERSTORMS WERE PRESENT OVER PARTS OF EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS... AT 300 PM...NWS DOPPLER RADAR SHOWED STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE MOVING THROUGH ST LOUIS CITY...MADISON AND ST CLAIR COUNTY IN ILLINOIS. THE STRONGEST STORMS WERE IN MADISON COUNTY ILLINOIS...JUST EAST OF GRANITE CITY. STORMS WERE MOVING TO THE EAST AT 30 MPH. ALSO THIS LINE OF STORMS EXTENDED SOUTHWESTWORD TO FRANKLIN COUNTY MISSOURI AND WILL BE MOVING SOUTHEASTWORD INTO SOUTHEAST MISSOURI AND SOUTHWEST ILLINOIS. THESE STORMS WILL PRODUCE LOCALLY HEAVY RAIN OF OF 1 TO 2 INCHES AND DEADLY LIGHTNING. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY WHEN STORMS APPROACH. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY.J ACQUAVIVA
Special weather statement, Aug 30, 3:28 PM CDT, 45 minutes before
MOZ001>115-KSZ102>105-ILZ095>102-302330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 328 PM CDT TUE AUG 30 1994 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF SOUTHERN MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR MOST OF THE SOUTHERN HALF OF MISSOURI UNTIL 9PM. A STRONG COLD FRONT WILL MOVE INTO AN UNSTABLE AIRMASS DURING THE EVENING...POSSIBLY TRIGGERING SEVERE THUNDERSTORMS. IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER INFORMATION AND REMAIN ALERT FOR APPROACHING STORMS. AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY. TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION. MORSE
Special weather statement, Aug 30, 3:30 PM CDT, 43 minutes before
MOZ001>115-KSZ102>105-ILZ095>102-302330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 328 PM CDT TUE AUG 30 1994 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF SOUTHERN MISSOURI... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR MOST OF THE SOUTHERN HALF OF MISSOURI UNTIL 9PM. A STRONG COLD FRONT WILL MOVE INTO AN UNSTABLE AIRMASS DURING THE EVENING...POSSIBLY TRIGGERING SEVERE THUNDERSTORMS. IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER INFORMATION AND REMAIN ALERT FOR APPROACHING STORMS. AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY. TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION. MORSE
Special weather statement, Aug 30, 3:55 PM CDT, 18 minutes before
MOZ058-302200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 355 PM CDT TUE AUG 30 1994 ...STRONG THUNDERSTORMS ARE HEADING INTO MARIES COUNTY... AT 355PM STRONG THUNDERSTORMS WERE ALONG THE WESTERN BORDER OF MARIES COUNTY FROM 30 MILES NORTHWEST OF ROLLA TO 20 MILES NORTHWEST OF ROLLA. THESE STORMS HAVE HAD A HISTORY OF VERY HEAVY RAIN...SMALL HAIL...AND EXTREMELY STRONG WINDS. MOVEMENT WAS TO THE EAST AT 25MPH TOWARDS VIENNA AND VICHY. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9PM FOR THIS AREA. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A STORM APPROACHES. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. REAUGH
Special weather statement, Aug 30, 3:59 PM CDT, 14 minutes before
MOZ058-302200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 355 PM CDT TUE AUG 30 1994 ...STRONG THUNDERSTORMS ARE HEADING INTO MARIES COUNTY... AT 355PM STRONG THUNDERSTORMS WERE ALONG THE WESTERN BORDER OF MARIES COUNTY FROM 30 MILES NORTHWEST OF ROLLA TO 20 MILES NORTHWEST OF ROLLA. THESE STORMS HAVE HAD A HISTORY OF VERY HEAVY RAIN...SMALL HAIL...AND EXTREMELY STRONG WINDS. MOVEMENT WAS TO THE EAST AT 25MPH TOWARDS VIENNA AND VICHY. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9PM FOR THIS AREA. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A STORM APPROACHES. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. REAUGH
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 3:52 PM CDT | Severe Thunderstorm Warning | LSX | Phelps | 53 min |
| Aug 30, 5:52 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Washington | 43 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.