Alert archive / Nebraska / Tornado Warnings in 1998
Tornado Warning 65, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at Jun 29, 1998, 10:42 AM CDT for Cedar County, Pierce County, Nebraska. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 29, 1998, 10:42 AM CDT (15:42 UTC)
- Expired
- Jun 29, 1998, 11:30 AM CDT
- In force
- 48 min
- Issued by
- NWS Omaha, NE
- Area
- Whole counties
Counties Cedar County, NE, Pierce County, NE
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 3.7 hours before the alert went out and 151 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
- 2006 J/kg
- Mixed-layer CIN
- -188 J/kg
- Mixed-layer LCL
- 850 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
959 WFUS1 KOMA 291543 RRA TOROMA NEC027-139-291630- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 1042 AM CDT MON JUN 29 1998 THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A * TORNADO WARNING FOR... CEDAR COUNTY IN NORTHEASTERN NEBRASKA NORTHERN PIERCE COUNTY IN NORTHEASTERN NEBRASKA * UNTIL 1130 AM CDT * AT 1041 AM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A POSSIBLE TORNADO 32 MILES SOUTH SOUTHWEST OF YANKTON OR 8 MILES NORTHWEST OF OSMOND MOVING EAST SOUTHEAST AT 40 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... OSMOND AT NOW MAGNET AT NOW MC LEAN AT 1045 AM CDT RANDOLPH AT 1055 AM CDT IF YOU ARE IN THE WARNED AREA...TAKE SHELTER IN A BASEMENT IF ONE IS AVAILABLE. OTHERWISE GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. CARS AND MOBILE HOMES SHOULD BE ABANDONED. SMITH
What forecasters said that day
The local office's own words before this tornado 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 29, 5:45 AM CDT, 4 hours 57 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093- IAZ043-055-056-069-079-080-090-091-301200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 545 AM CDT MON JUN 29 1998 ...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA... SPOTTER ACTION... STORM SPOTTER ACTIVATION MAY BE NEEDED IN EASTERN NEBRASKA AND SOUTHWEST IOWA TODAY INTO THIS EVENING. DISCUSSION... A WARM FRONT ACROSS NORTHERN KANSAS INTO NORTHERN MISSOURI WILL MOVE SLOWLY NORTH TODAY. IN ADDITION A COOL FRONT WILL MOVE ACROSS THE AREA LATER THIS AFTERNOON INTO TONIGHT FROM THE NORTHWEST. MOIST AND UNSTABLE AIR INTERACTING WITH THESE FRONTS WILL RESULT IN AREAS OF THUNDERSTORM DEVELOPMENT. DUE TO HIGH INSTABILITY IN THE ATMOSPHERE ALONG WITH LOW LEVEL WIND SHEAR...SOME OF THE THUNDERSTORMS MAY TURN SEVERE WITH LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES. HEAVY RAINFALL IS ALSO A THREAT DUE TO THE HIGH ATMOSPHERIC WATERj CONTENT. GW
Special weather statement, Jun 29, 5:45 AM CDT, 4 hours 57 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093- IAZ043-055-056-069-079-080-090-091-301200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 545 AM CDT MON JUN 29 1998 ...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA... SPOTTER ACTION... STORM SPOTTER ACTIVATION MAY BE NEEDED IN EASTERN NEBRASKA AND SOUTHWEST IOWA TODAY INTO THIS EVENING. DISCUSSION... A WARM FRONT ACROSS NORTHERN KANSAS INTO NORTHERN MISSOURI WILL MOVE SLOWLY NORTH TODAY. IN ADDITION A COOL FRONT WILL MOVE ACROSS THE AREA LATER THIS AFTERNOON INTO TONIGHT FROM THE NORTHWEST. MOIST AND UNSTABLE AIR INTERACTING WITH THESE FRONTS WILL RESULT IN AREAS OF THUNDERSTORM DEVELOPMENT. DUE TO HIGH INSTABILITY IN THE ATMOSPHERE ALONG WITH LOW LEVEL WIND SHEAR...SOME OF THE THUNDERSTORMS MAY TURN SEVERE WITH LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES. HEAVY RAINFALL IS ALSO A THREAT DUE TO THE HIGH ATMOSPHERIC WATERj CONTENT. GW
The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 9:48 PM CDT | Severe Thunderstorm Warning | OAX | Richardson | 32 min |
| Jun 28, 11:21 PM CDT | Severe Thunderstorm Warning | OAX | Pawnee | 49 min |
| Jun 28, 11:51 PM CDT | Severe Thunderstorm Warning | OAX | Richardson | 49 min |
| Jun 28, 11:55 PM CDT | Flash Flood Warning | OAX | Richardson | 6 hr |
| Jun 29, 12:22 AM CDT | Severe Thunderstorm Warning | OAX | Gage | 48 min |
| Jun 29, 9:51 AM CDT | Severe Thunderstorm Warning | OAX | Knox | 64 min |
| Jun 29, 10:31 AM CDT | Tornado Warning | OAX | Knox | 34 min |
| Jun 29, 11:05 AM CDT | Tornado Warning | OAX | Wayne | 50 min |
| Jun 29, 11:29 AM CDT | Tornado Warning | OAX | Cuming, Thurston | 46 min |
| Jun 29, 11:57 AM CDT | Tornado Warning | OAX | Burt | 48 min |
| Jun 29, 3:25 PM CDT | Severe Thunderstorm Warning | OAX | Butler, Seward | 50 min |
| Jun 29, 3:39 PM CDT | Tornado Warning | OAX | Seward | 51 min |
| Jun 29, 4:08 PM CDT | Tornado Warning | OAX | Lancaster, Saline | 62 min |
| Jun 29, 4:39 PM CDT | Severe Thunderstorm Warning | OAX | Gage | 61 min |
| Jun 29, 4:56 PM CDT | Severe Thunderstorm Warning | OAX | Otoe | 49 min |
| Jun 29, 5:06 PM CDT | Severe Thunderstorm Warning | OAX | Johnson | 49 min |
Nearby
Tornado Warnings in Nebraska, 1998Every tornado warning in 1998Tornadoes in 1998
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.