Alert archive / Nebraska / Tornado Warnings in 1998
Tornado Warning 70, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at Jun 29, 1998, 3:39 PM CDT for Seward County, Nebraska. It was in force for 51 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 29, 1998, 3:39 PM CDT (20:39 UTC)
- Expired
- Jun 29, 1998, 4:30 PM CDT
- In force
- 51 min
- Issued by
- NWS Omaha, NE
- Area
- Whole counties
County Seward County, NE
The radar
The Omaha radar (KOAX), 82 km from the middle of the area, began a volume at 20:41 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 29, 3:50 PM CDT | Hail 1.75 | Seward, NE | |
| Jun 29, 3:50 PM CDT | Tornado F0 | Utica, NE | Brief touch down near highway 34 |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 8.7 hours before the alert went out and 81 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.
716 WFUS1 KOMA 292040 RRA TOROMA NEC159-292130- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 339 PM CDT MON JUN 29 1998 THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A * TORNADO WARNING FOR... SEWARD COUNTY IN SOUTHEASTERN NEBRASKA * UNTIL 430 PM CDT * AT 338 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A POSSIBLE TORNADO 14 MILES EAST NORTHEAST OF YORK OR 5 MILES NORTH OF UTICA MOVING EAST SOUTHEAST AT 35 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... UTICA NOW STAPLEHURST AT 345 PM CDT TAMORA AT 345 PM CDT GOEHNER AT 350 PM CDT SEWARD AT 355 PM 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. ZAPOTOCNY
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, 1:25 PM CDT, 2 hours 14 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093- IAZ043-055-056-069-079-080-090-091-292000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 125 PM CDT MON JUN 29 1998 .2..TORNADO WATCH 699 HAS BEEN CANCELLED... THE THREAT FOR SEVERE WEATHER HAS SHIFTED INTO IOWA...OUT OF THE AREA COVERED BY TORNADO WATCH 699...HOWEVER...TORNADO WATCH 700 CONTINUES FOR PARTS OF SOUTHWEST IOWA UNTIL 5PM CDT. ZAPOTOCNY
Special weather statement, Jun 29, 1:25 PM CDT, 2 hours 14 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093- IAZ043-055-056-069-079-080-090-091-292000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 125 PM CDT MON JUN 29 1998 .2..TORNADO WATCH 699 HAS BEEN CANCELLED... THE THREAT FOR SEVERE WEATHER HAS SHIFTED INTO IOWA...OUT OF THE AREA COVERED BY TORNADO WATCH 699...HOWEVER...TORNADO WATCH 700 CONTINUES FOR PARTS OF SOUTHWEST IOWA UNTIL 5PM CDT. ZAPOTOCNY
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, 10:42 AM CDT | Tornado Warning | OAX | Cedar, Pierce | 48 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, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.