Alert archive / Missouri / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 13, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Apr 15, 1994, 12:13 AM CDT for Ray County, Missouri. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1994, 12:13 AM CDT (05:13 UTC)
- Expired
- Apr 15, 1994, 1:15 AM CDT
- In force
- 62 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Ray County, MO
The radar
The Pleasant Hill radar (KEAX), 65 km from the middle of the area, began a volume at 04:57 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
Topeka, KS (KTOP), launched 00:00Z, 5.2 hours before the alert went out and 148 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
- 2441 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 1451 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 247 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 13.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMCI 150513 SVRMCI MOC177-150615- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE KANSAS CITY MO 1213 AM CDT FRI APR 15 1994 THE NATIONAL WEATHER SERVICE IN KANSAS CITY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 115 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST MISSOURI ...RAY COUNTY AT 1213 AM A SEVERE THUNDERSTORM WAS APPROACHING LAWSON MOVING EAST AT 40 MPH. HAIL UP TO GOLFBALL-SIZE AND STRONG WINDS ARE LIKELY WITH THIS STORM. PEOPLE IN LAWSON...KNOXVILLE AND REGAL ARE IN THE PATH OF THIS STORM. AT 1210 AM HAIL 11/2 INCHES IN DIAMETER WAS REPORTED NEAR SMITHVILLE. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARN ED 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. &
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 14, 7:38 PM CDT, 4 hours 35 minutes before
MOZ001-002-011-012-020-150135- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MO 732 PM CDT THU APR 14 1994 ...TORNADO WATCH IN EFFECT UNTIL 1 AM FOR MUCH OF NORTHWEST AND WEST-CENTRAL MISSOURI AND EXTEME EASTERN KANSAS... AT 730 PM DOPPLER RADAR DETECTED DEVELOPING THUNDERSTORMS NEAR TARKIO AND 20 MILES SOUTHWEST OF ST JOSEPH. THE STORMS WERE MOVING NORTHEAST AT 30 MPH. CONDITIONS REMAIN FAVORABLE FOR THESE STORMS TO INTENSIFY TO SEVERE LEVELS DURING THE EVENING HOURS. OTHER THUNDERSTORMS WILL LIKELY DEVELOP ACROSS EASTERN KANSAS AND NORTHWEST MISSOURI AND MOVE EAST. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1 AM FOR THAT PART OF NORTHWEST AND NORTHCENTRAL MISSOURI WEST ONF A LINE FROM PRINCETON TO HARRISONVILLE. THE WATCH ALSO INCLUDES DONIPHAN...LEAVENWORTH... WYANDOTTE...JOHNSON...MIAMI...AND LINN COUNTIES IN EXTREME EAST KANSAS. BB
Special weather statement, Apr 14, 9:08 PM CDT, 3 hours 5 minutes before
MOZ001>007-011>016-020>023-028>031-037-038-043-044-053-054-067- KSZ057-060-102>105-150410- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MO 908 PM CDT THU APR 14 1994 ...TORNADO WATCH FOR PORTIONS OF NORTHWEST MISSOURI UNTIL 3 AM AND FOR PORTIONS OF WEST-CENTRAL MISSOURI AND EXTREME EASTERN KANSAS UNTIL 1 AM... AT 905 PM CDT DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM 75 MILES SOUTHWEST OF KANSAS CITY IN ALLEN COUNTY KANSAS. THE STORM WAS MOVING NORTHEAST AT 35 MPH AND WILL MOVE INTO SOUTHERN LINN COUNTY KANSAS BY 930 PM. HAIL AND STRONG WINDS ARE LIKELY WITH THIS STORM. STRONG THUNDERSTORMS WERE LOCATED ACROSS SOUTHERN IOWA AT 905 PM... HOWEVER NO THUNDERSTORMS WERE DETECTED ACROSS NORTHWEST AND WEST-CENTRAL MISSOURI. CONDITIONS REMAIN FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP ACROSS THE WATCH AREA THROUGH THE EVENING AND EARLY MORNING HOURS. BB
Special weather statement, Apr 14, 9:31 PM CDT, 2 hours 42 minutes before
KSZ060-150335- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MO 931 PM CDT THU APR 14 1994 ...THE THUNDERSTORM APPROACHING LINN COUNTY KANSAS IS WEAKENING... AT 930 PM DOPPLER RADAR DETECTED A THUNDERSTORM APPROACHING SOUTHERN LINN COUNTY KANSAS. THE STORM WAS MOVING NORTHEAST AT 35 MPH AND HAS WEAKENED CONSIDERABLY SINCE 9 PM. BRIEF HEAVY RAIN WILL ACCOMPANY THIS STORM. SMALL HAIL IS ALSO POSSIBLE. THE STORM WILL MOVE THROUGH MANTEY AND TO NEAR MOUND CITY BY 10 PM. A TORNADO WATCH REMAINS IN EFFECT FOR WEST-CENTRAL MISSOURI AND EXTREME EAST-CENTRAL AND NORTHEAST KANSAS UNTIL 1 AM ND FOR PORTIONS OF NORTHWEST MISSOURI UNTIL 3 AM CDT. BB
Special weather statement, Apr 14, 10:29 PM CDT, 1 hour 44 minutes before
MOZ020-028-KSZ102-150430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MO 1030 PM CDT THU APR 14 1994 ...INTENSIFYING THUNDERSTORMS APPROACHING DONIPHAN COUNTY KANSAS AND EXTREME NORTHWEST MISSOURI... AT 1028 PM DOPPLER RADAR DETECTED A LINE OF STRONG THUNDERSTORMS EXTENDING FROM 10 MILES WEST OF TROY KANSAS TO 50 MILES SOUTHWEST OF TROY. THE STORMS WERE MOVING NORTHEAST AT 40 MPH. THE THUNDERSTORMS WILL MOVE INTO DONIPHAN COUNTY KANSAS AND ADJACENT SECTIONS OF NORTHWEST MISSOURI BETWEEN 11 PM AND MIDNIGHT. THESE STORMS WILL LIKELY PRODUCE HAIL AND STRONG WINDS. THE POTENTIAL EXISTS FOR THE STORMS TO BECOME SEVERE. BB
Special weather statement, Apr 14, 10:57 PM CDT, 1 hour 16 minutes before
MOZ004>006-011>013-020-021-028-029-150500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY MO 1057 PM CDT THU APR 14 1994 ...STRONG THUNDERSTORMS MOVING RAPIDLY NORTHEAST ACROSS NORTHWEST MISSOURI AND EXTREME EASTERN KANSAS... AT 1055 PM DOPPLER RADAR DETECTED A LINE OF STRONG THUNDERSTORMS FROM 15 MILES NORTHEAST OF ST JOSEPH TO 20 MILES WEST OF LEAVENWORTH KANSAS. THE STORMS WERE MOVING NORTHEAST AT 50 MPH AND HAVE THE POTENTIAL TO PRODUCE STRONG WINDS OF 50 MPH ACROSS NORTHWEST MISSOURI AND EXTREME NORTHEAST KANSAS THROUGH 1 AM INCLUDING THE COUNTIES OF LEAVENWORTH...BUCHANAN...DEKALB...CLINTON...PLATTE AND CLAY. IN ADDITION TO STRONG WINDS...BRIEF HEAVY RAINFALL AND SMA@LL HAIL CAN ALSO BE EXPECTED. BB
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 11:36 PM CDT | Severe Thunderstorm Warning | EAX | Platte | 24 min |
| Apr 14, 11:45 PM CDT | Severe Thunderstorm Warning | EAX | Clay | 45 min |
| Apr 14, 11:45 PM CDT | Severe Thunderstorm Warning | EAX | Clinton | 22 min |
| Apr 14, 11:54 PM CDT | Severe Thunderstorm Warning | EAX | Mercer | 51 min |
| Apr 15, 12:20 AM CDT | Severe Thunderstorm Warning | EAX | Jackson | 40 min |
| Apr 15, 12:56 AM CDT | Severe Thunderstorm Warning | EAX | Chariton | 49 min |
| Apr 15, 1:18 AM CDT | Severe Thunderstorm Warning | EAX | Bates | 42 min |
| Apr 15, 1:26 AM CDT | Severe Thunderstorm Warning | EAX | Macon, Randolph | 49 min |
| Apr 15, 1:50 AM CDT | Severe Thunderstorm Warning | EAX | Henry, St. Clair | 40 min |
| Apr 15, 2:01 AM CDT | Tornado Warning | EAX | Henry | 29 min |
| Apr 15, 2:19 AM CDT | Severe Thunderstorm Warning | EAX | Audrain | 41 min |
| Apr 15, 2:32 AM CDT | Severe Thunderstorm Warning | EAX | Benton, Morgan | 58 min |
| Apr 15, 2:32 AM CDT | Severe Thunderstorm Warning | EAX | Howard, Randolph | 58 min |
| Apr 15, 2:32 AM CDT | Severe Thunderstorm Warning | EAX | Cooper | 58 min |
| Apr 15, 2:34 AM CDT | Tornado Warning | EAX | Benton | 26 min |
| Apr 15, 2:45 AM CDT | Tornado Warning | EAX | Morgan | 30 min |
| Apr 15, 2:54 AM CDT | Tornado Warning | EAX | Moniteau | 36 min |
| Apr 15, 2:59 AM CDT | Severe Thunderstorm Warning | EAX | Audrain, Boone | 61 min |
| Apr 15, 3:23 AM CDT | Severe Thunderstorm Warning | EAX | Callaway, Cole | 67 min |
| Apr 15, 3:29 AM CDT | Tornado Warning | EAX | Boone, Cole | 31 min |
| Apr 15, 3:46 AM CDT | Tornado Warning | EAX | Callaway | 29 min |
| Apr 15, 3:49 AM CDT | Severe Thunderstorm Warning | EAX | Maries, Pulaski | 41 min |
| Apr 15, 4:00 AM CDT | Tornado Warning | EAX | Osage | 30 min |
| Apr 15, 4:08 AM CDT | Tornado Warning | EAX | Gasconade | 37 min |
| Apr 15, 4:14 AM CDT | Severe Thunderstorm Warning | EAX | Montgomery | 61 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.