Alert archive / Missouri / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 3, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 10, 1994, 2:46 AM CDT for Washington County, Missouri. It was in force for 29 min.
The area
The counties it named.
The facts
- Issued
- Apr 10, 1994, 2:46 AM CDT (07:46 UTC)
- Expired
- Apr 10, 1994, 3:15 AM CDT
- In force
- 29 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Washington County, MO
The radar
The St Louis radar (KLSX), 84 km from the middle of the area, began a volume at 07:45 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 00:00Z, 7.8 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
- 1238 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 432 m²/s²
- 0-3 km storm-relative helicity
- 782 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 100748 SVRSTL MOC221-100815- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 246 AM CDT SUN APR 10 1994 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 315 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...WASHINGTON COUNTY AT 245 AM CDT A SEVERE THUNDERSTORM WAS LOCATED 10 MILES WEST OF POTOSI...OR 30 MILES WEST OF FARMINGTON IN EAST CENTRAL MISSOURI. THIS STORM HAS A HISTORY OF LARGE HAIL AND POSSIBLE DAMAGING WINDS. THE STORM WAS MOVING TO THE EAST NORTHEAST AT 45 MPH AND WILL BE PASSING THROUGH THE COMMUNITIES OF POTOSI...OLD MINES...AND RICHWOODS BETWEEN 300 AM AND 315 AM CDT THIS MORNING. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. 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. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. PEDIGO
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 9, 11:07 PM CDT, 3 hours 39 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-100505- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 1104 PM CDT SAT APR 9 1994 ...STRONG THUNDERSTORMS WERE MOVING INTO CENTRAL MISSOURI... AT 11 PM...WEATHER RADAR INDICATED A CLUSTER OF VERY STRONG THUNDERSTORMS LOCATED NEAR STOCKTON LAKE...OR 40 MILES NORTHWEST OF THE CITY OF SPRINGFIELD. THESE STORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL AFFECT THE COMMUNITIES OF WEAUBLEAU...PRESTON AND HERMITAGE BEFORE 1130 PM. THE STORMS SHOWED SIGNS OF DIMINISHING IN INTENSITY BUT ARE STILL DANGEROUS AND MAY CONTAIN HAIL...DANGEROUS LIGHTNING...STRONG GUSTY WINDS AND BRIEF VERY HEAVY RAINS. RESIDENTS LIVING IN HICKORY...BENTON AND CAMDEN COUNTIES...AS WELL AS INTERESTS NEAR THE LAKE OF THE OZARKS SHOULD STAY ABREAST OF CHANGING WEATHER CONDITIONS AND STAY TUNED TO WEATHER RADIO FUR FURTHER UPDATES OR POSSIBLE WARNINGS. PERLOW
Special weather statement, Apr 9, 11:46 PM CDT, 3 hours before
MOZALL-101100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1141 PM CDT SAT APR 9 1994 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR PARTS OF SOUTHWEST SOUTH CENTRAL AND EAST CENTRAL MISSOURI. THE WATCH IS IN EFFECT UNTIL 600 AM SUNDAY MORNING...AND INCLUDES THE CITIES AND TOWNS OF BRANSON...JOPLIN...SPRINGFIELD...CASSVILLE...LEBANON...WEST PLAINS... HOUSTON...AND ROLLA. SEVERE THUNDERSTORMS HAVE BEEN MOVING ACROSS SOUTHEAST KANSAS INTO SOUTHWEST MISSOURI. THESE STORMS WERE MOVING EAST AND SHOULD MOVE THROUGH SOUTHWEST INTO SOUTH CENTRAL MISSOURI THROUGH THE EARLY MORNING HOURS. SOME OF THESE STORMS COULD SPAWN TORNADOES. PEOPLE ACROSS MOST OF SOUTHERN SSOURI SHOULD REMAIN ALERT FOR THE POSSIBILITY OF SEVERE WEATHER THROUGH THE NIGHT. UP TO DATE INFORMATION OF LOCAL WEATHER CONDITIONS CAN BE OBTAINED FROM LOCAL RADIO AND T.V. STATIONS OR NOAA WEATHER RADIO. BE PREPARED TO MOVE TO A SAFE A PLACE OF SAFETY. PEDIGO
Special weather statement, Apr 9, 11:55 PM CDT, 2 hours 51 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-100555- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 1150 PM CDT SAT APR 9 1994 ...A TORNADO WATCH IS IN EFFECT FOR PARTS OF SOUTH CENRTRAL MISSOURI UNTIL 6:00 AM... AT 1145 PM RADAR INDICATED WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS ACROSS CENTRAL MISSOURI. THE STRONGEST STORM WAS LOCATED 40 MILES NORTH OF SPRINGFIELD NEAR POMME DU TERRE LAKE. THIS STORM WAS MOVING NORTHWEST AT 30 MILES AN HOUR AND WILL AFFECT CAMDEN AND MILLER COUNTIES DURING THE NEXT HOUR. GUSTY WINDS AND HAIL WILL ACCOMPANY THIS THUNDERSTORM. OTHER THUNDERSTORMS WERE LOCATED ALONG A LINE FROM MEXICO TO COLUMBIA TO 20 MILES SOUTH OF SEDALIA. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER INFORMATION AND KEEP A WEATHER EYE ON THE SKY. GG
Special weather statement, Apr 9, 11:59 PM CDT, 2 hours 47 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-100555- SPECIAL WEATHER STATEMENT...CORRECTION FOR THUNDERSTORM MOVEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 1150 PM CDT SAT APR 9 1994 ...A TORNADO WATCH IS IN EFFECT FOR PARTS OF SOUTH CENTRAL MISSOURI UNTIL 6:00 AM... AT 1145 PM RADAR INDICATED WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS ACROSS CENTRAL MISSOURI. THE STRONGEST STORM WAS LOCATED 40 MILES NORTH OF SPRINGFIELD NEAR POMME DU TERRE LAKE. THIS STORM WAS MOVING NORTHEAST AT 30 MILES AN HOUR AND WILL AFFECT CAMDEN AND MILLER COUNTIES DURING THE NEXT HOUR. GUSTY WINDS AND HAIL WILL ACCOMPANY THIS THUNDERSTORM. OTHER THUNDERSTORMS WERE LOCATED ALONG A LINE FROM MEXICO TO COLUMBIA TO 20 MILES SOUTH OF SEDALIA. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER INFORMATION AND KEEP A WEATHER EYE ON THE SKY. GG
Special weather statement, Apr 10, 2:18 AM CDT, 28 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-100920- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MISSOURI 215 AM CDT SUN APR 10 1994 ...STRONG THUNDERSTORMS CONTINUED TO RUMBLE ACROSS MID MISSOURI... ...A FLASH FLOOD WATCH IS IN EFFECT FOR SOUTHCENTRAL MISSOURI...ALONG AND SOUTH OF INTERSTATE 44... AT 215 AM...NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS COVERED THE CENTRAL AND EASTERN PORTION OF MID MISSOURI. THIS AREA WAS SLOWLY DRIFTING EASTWARD...WHILE INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 30 TO 35 MPH. THE STRONGEST STORMS WERE LOCATED ALONG AND SOUTH OF A NEARLY STATIONARY FRONT TRAILING THROUGH SOUTHERN MISSOURI. AT THE COLUMBIA AIRPORT MORE THAN AN INCH OF RAIN HAS FALLEN SINCE YESTERDAY AFTERNOON...AND AN ADDITIONAL .25 INCHE IS POSSIBLE BEFORE THE RAIN WILL TAPER OFF LATER THIS MORNING. GREATER AMOUNTS HAVE FALLEN OVER THE SOUTH CENTRAL PORTION OF REGION...WHERE SOME LOCALIZED FLOODING HAS ALREADY BEEN REPORTED. RESIDENTS LIVING IN SOUTH CENTRAL AND EAST CENTRAL MISSOURI ARE URGED TO BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS...INCLUDING HAIL...STRONG GUSTY WINDS...DANGEROUS LIGHTNING...AND HEAVY RAINS. MOTORISTS SHOULD B(E ON THE LOOKOUT FOR WATER STANDING IN POOLS ON AREA ROADWAYS...AND FLOODED LOW WATER BRIDGES. PERLOW
Special weather statement, Apr 10, 2:43 AM CDT, 3 minutes before
ILC133-163-MOC099-183-189-510-100845- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 241 AM CDT SUN APR 10 1994 AT 230 AM CDT NATIONAL WEATHER SERVICE RADAR INDICATED A BROAD AREA OF RAIN WITH EMBEDDED THUNDERSTORMS COVERING NEARLY ALL OF EAST CENTRAL MISSOURI AND ADJACENT PORTIONS OF ILLINOIS...INCLUDING THE ENTIRE ST LOUIS METROPOLITAN AREA. AS OF 230 AM...LAMBERT FIELD HAD RECORDED .63 OF RAINFALL...WITH .69 AT THE NWS OFFICE IN WELDON SPRING. HEAVIER AMOUNTS HAVE BEEN REPORTED IN SOUTH PORTIONS OF THE METRO AREA. THE OBSERVER AT DESOTO MEASURED 1.43 THROUGH 200 AM CDT THIS MORNING. STEADY RAIN WILL CONTINUE THROUGH THE NIGHT. CREEKS...STREAMS AND SMALLER TRIBUTARIES WILL BE FILLING TO NEAR BANKFULL. PONDING ON STREETS WILL ALSO BECOME MORE COMMON. DRIVE CAREFULLY. IT IS ALWAYS DIFFICULT TO SEE WHEN DRIVING AT NIGHT. PEDIGO
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 1:17 AM CDT | Severe Thunderstorm Warning | LSX | Phelps | 58 min |
| Apr 10, 2:12 AM CDT | Severe Thunderstorm Warning | LSX | Crawford | 63 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.