Alert archive / Nebraska / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 21, NWS Omaha, NE
NWS Omaha, NE issued this severe thunderstorm warning at Jun 12, 1994, 9:03 PM CDT for Burt County, Nebraska. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- Jun 12, 1994, 9:03 PM CDT (02:03 UTC)
- Expired
- Jun 12, 1994, 10:00 PM CDT
- In force
- 57 min
- Issued by
- NWS Omaha, NE
- Area
- Whole counties
County Burt County, NE
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 2.1 hours before the alert went out and 59 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
- 4262 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 1255 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 174 m²/s²
- 0-3 km storm-relative helicity
- 514 m²/s²
- Significant tornado parameter
- 4.3
- Supercell composite
- 35.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KOMA 130207 COR SVROMA NEC021-120300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED TIME NATIONAL WEATHER SERVICE OMAHA VALLEY NE 903 PM CDT SUN JUN 12 1994 THE NATIONAL WEATHER SERVICE IN OMAHA VALLEY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL NEBRASKA ...BURT COUNTY AT 900 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM ENTERING WESTERN BURT COUNTY...ABOUT 60 MILES NORTHWEST OF OMAHA. THIS STORM WAS MOVING EAST AT 20 MPH AND WILL PASS NEAR THE TOWNS OF OAKLAND AND LYONS BETWEEN 915 AND 930 PM CDT. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING. MOVE TO AN INTERIOR ROOM...PREFERABLY A BASEMENT...AND STAY AWAY FROM WINDOWS. PEOPLE IN THE WARNED AREA SHOULD GET INTO A REINFORCED SHELTER AND PREPARE FOR DAMAGING WINDS...L6ARGE HAIL...VERY HEAVY RAIN...AND DANGEROUS LIGHTNING. GAVERS
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, Jun 12, 6:43 PM CDT, 2 hours 20 minutes before
NEZ050-065-066-078-088-089-090-092-130015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN, NE 643 PM CDT SUN JUN 12 1994 ...TORNADO WATCH FOR SOUTHEAST NEBRASKA UNTIL MIDNIGHT CDT... ...FLASH FLOOD WATCH FOR SOUTHEAST NEBRASKA THIS AFTERNOON AND EVENING... WARM, HUMID AND BREEZY THROUGH 10 PM...THEN A LINE OF THUNDERSTORMS SHOULD MOVE THROUGH OUR REGION BY LATE EVENING WHICH MAY PRODUCE TORNADOES, LARGE HAIL AND HEAVY DOWNPOURS ALONG WITH WIND GUSTS TO 50 TO 65 MPH. PEOPLE IN SOUTHEAST NEBRASKA SHOULD STAY CLOSE TO THEIR RADIO OR TV FOR THE LATEST INFORMATION ON THESE POTENTIALLY DAMAGING STORMS. BYRNE
Special weather statement, Jun 12, 7:38 PM CDT, 1 hour 25 minutes before
NEZ034-044-045-051-052-053-067-068-091-093-IAZ055-056-069-079-080- 090-091-121345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA VALLEY NE 737 AM CDT SUN JUN 12 1994 ...TORNADO WATCH EASTERN AND CENTRAL NEBRASKA UNTIL MIDNIGHT... ...TORNADO WATCH WESTERN IOWA UNTIL 10 PM CDT... ...FLASH FLOOD WATCH EASTERN NEBRASKA AND SOUTHWEST IOWA THIS EVENING... AT 730 PM CDT NATIONAL WEATHER SERVICE RADAR SHOWED SEVERE THUNDERSTORMS ADVANCING EASTWARD THROUGH THE TORNADO WATCH AREA. ONE CLUSTER OF SEVERE THUNDERSTORMS WITH POSSIBLE TORNADOS WAS LOCATED IN NORTHEAST NEBRASKA IN THE NORFOLK AREA AND MOVING INTO STANTON COUNTY. OTHER SEVERE STORMS WERE LOCATED FROM NEAR GRAND ISLAND TO NEAR HOLDREGE. THESE STORMS WERE MOVING EAST AT 30 MPH. THE MOVEMENT OF THESE STORMS WOULD THREATEN BURT COUNTY NEBRASKA BY AFTER 830 PM CDT AND AFTER 930 PM CDT INTO THE SAUNDERS COUNTY AREA. DANGEROUS THUNDERSTORMS ARE POSSIBLE IN THE OMAHA AREA AFTER 10 PM CDT. REMEMBER TO LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. BE READY TO MOVE TO A SAFE PLACE IMMEDIATELY IF A WARNING IS ISSUED OR IF SEVERE WEATHER IS SIGHTED. REMEMBER THAT VERY HEAVY RAINS CAN FLOOD AN AREA IN A SHOR(T TIME. DO NOT CAMP IN LOW AREAS. BE READY TO MOVE TO HIGHER GROUND IF FLOODING DEVELOPS. BYRD
Special weather statement, Jun 12, 8:29 PM CDT, 34 minutes before
NEZ034-044-045-051-052-053-067-068-091-093-IAZ055-056-069-079-080- 090-091-121345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA VALLEY NE 829 PM CDT SUN JUN 12 1994 ...TORNADO WATCH CENTRAL AND EASTERN NEBRASKA UNTIL MIDNIGHT... ...TORNADO WATCH WESTERN IOWA UNTIL 10 PM CDT... ...FLASH FLOOD WATCH EASTERN NEBRASKA AND SOUTHWEST IOWA TONIGHT... AT 815 PM CDT WEATHER SERVICE RADAR SHOWS A SEVERE THUNDERSTORM OVER CUMING COUNTY IN NORTHEAST NEBRASKA. 35 MPH EASTWARD MOVEMENT IS INDICATED...SO PEOPLE IN BURT COUNTY INCLUDING THE COMMUNTIES OF LYONS AND OAKLAND SHOULD BE ALERT FOR THE POSSIBILITY OF HAIL... DAMAGING WINDS...AND EVEN TORNAODES BY 9PM. BE READY TO MOVE TO A PLACE OF SHELTER IF SEVERE WEATHER THREATENS OR A WARNING IS ISSUED. LISTEN TO NOAA WEATHER RADIO OR COMMERCIAL TV FOR THE LATEST UPDATES CONCERNING THIS DANGEROUS STORM. < KLEMM
Special weather statement, Jun 12, 8:30 PM CDT, 33 minutes before
NEZ050-065-066-078-088-089-090-092-130230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN, NE 830 PM CDT SUN JUN 12 1994 ...TORNADO WATCH FOR SOUTHEAST NEBRASKA UNTIL MIDNIGHT CDT... ...FLASH FLOOD WATCH FOR SOUTHEAST NEBRASKA TONIGHT... A LINE OF INTENSE THUNDERSTORMS...SOME SEVERE...CONTINUE TO MOVE ACROSS CENTRAL AND NORTHEAST NEBRASKA AT 815 PM CDT. ONE SEVERE THUNDERSTORM WAS LOCATED NEAR FULLERTON...35 MILES WEST OF COLUMBUS...AND POTENTIALLY WAS CAPABLE OF PRODUCING LARGE HAIL AND WINDS IN EXCESS OF 60 MPH. THE LINE OF STORMS CONTINUED TO MOVE EAST AT 30 TO 35 MPH. AT THIS PACE THE STORMS SHOULD MOVE THROUGH THE DAVID CITY AREA AROUND 915 PM AND THE SEWARD AREA...25 MILES WEST OF LINCOLN...BY 945 PM CDT. LOCALLY HEAVY RAINS, STRONG GUSTY WINDS ARE PROBABLE AND A TORNADO IS POSSIBLE AS THESE STORMS MOVE THROUGH THE LINCOLN AND BEATRICE AREAS BETWEEN 1030 AND 1130 PM CDT. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST UPDATES AND POSSIBLE WARNINGS. BYRNE
Special weather statement, Jun 12, 8:30 PM CDT, 33 minutes before
NEZ034-044-045-051-052-053-067-068-091-093-IAZ055-056-069-079-080- 090-091-121345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA VALLEY NE 829 PM CDT SUN JUN 12 1994 ...TORNADO WATCH CENTRAL AND EASTERN NEBRASKA UNTIL MIDNIGHT... ...TORNADO WATCH WESTERN IOWA UNTIL 10 PM CDT... ...FLASH FLOOD WATCH EASTERN NEBRASKA AND SOUTHWEST IOWA TONIGHT... AT 815 PM CDT WEATHER SERVICE RADAR SHOWS A SEVERE THUNDERSTORM OVER CUMING COUNTY IN NORTHEAST NEBRASKA. 35 MPH EASTWARD MOVEMENT IS INDICATED...SO PEOPLE IN BURT COUNTY INCLUDING THE COMMUNTIES OF LYONS AND OAKLAND SHOULD BE ALERT FOR THE POSSIBILITY OF HAIL... DAMAGING WINDS...AND EVEN TORNAODES BY 9PM. BE READY TO MOVE TO A PLACE OF SHELTER IF SEVERE WEATHER THREATENS OR A WARNING IS ISSUED. LISTEN TO NOAA WEATHER RADIO OR COMMERCIAL TV FOR THE LATEST UPDATES CONCERNING THIS DANGEROUS STORM. < KLEMM
Special weather statement, Jun 12, 8:31 PM CDT, 32 minutes before
NEZ050-065-066-078-088-089-090-092-130230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN, NE 830 PM CDT SUN JUN 12 1994 ...TORNADO WATCH FOR SOUTHEAST NEBRASKA UNTIL MIDNIGHT CDT... ...FLASH FLOOD WATCH FOR SOUTHEAST NEBRASKA TONIGHT... A LINE OF INTENSE THUNDERSTORMS...SOME SEVERE...CONTINUE TO MOVE ACROSS CENTRAL AND NORTHEAST NEBRASKA AT 815 PM CDT. ONE SEVERE THUNDERSTORM WAS LOCATED NEAR FULLERTON...35 MILES WEST OF COLUMBUS...AND POTENTIALLY WAS CAPABLE OF PRODUCING LARGE HAIL AND WINDS IN EXCESS OF 60 MPH. THE LINE OF STORMS CONTINUED TO MOVE EAST AT 30 TO 35 MPH. AT THIS PACE THE STORMS SHOULD MOVE THROUGH THE DAVID CITY AREA AROUND 915 PM AND THE SEWARD AREA...25 MILES WEST OF LINCOLN...BY 945 PM CDT. LOCALLY HEAVY RAINS, STRONG GUSTY WINDS ARE PROBABLE AND A TORNADO IS POSSIBLE AS THESE STORMS MOVE THROUGH THE LINCOLN AND BEATRICE AREAS BETWEEN 1030 AND 1130 PM CDT. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST UPDATES AND POSSIBLE WARNINGS. BYRNE
The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 9:22 PM CDT | Tornado Warning | OAX | Butler, Seward | 38 min |
| Jun 12, 9:36 PM CDT | Tornado Warning | OAX | Burt | 44 min |
| Jun 12, 9:44 PM CDT | Severe Thunderstorm Warning | OAX | Lancaster | 46 min |
| Jun 12, 9:55 PM CDT | Tornado Warning | OAX | Seward | 35 min |
| Jun 12, 10:48 PM CDT | Severe Thunderstorm Warning | OAX | Cass | 18 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 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.