Alert archive / Nebraska / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 112, NWS Omaha, NE
NWS Omaha, NE issued this severe thunderstorm warning at May 21, 1998, 10:47 PM CDT for Butler County, Seward County, Nebraska. It was in force for 63 min. 3 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
- May 21, 1998, 10:47 PM CDT (03:47 UTC)
- Expired
- May 21, 1998, 11:50 PM CDT
- In force
- 63 min
- Issued by
- NWS Omaha, NE
- Area
- Whole counties
Counties Butler County, NE, Seward County, NE
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 21, 11:30 PM CDT | Hail 1.75 | Seward, NE | Reported in rural areas near the town of Seward. |
| May 21, 11:30 PM CDT | Hail 1.75 | Staplehurst, NE | |
| May 21, 11:36 PM CDT | Hail 0.75 | Staplehurst, NE |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 21, 8:30 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 3.8 hours before the alert went out and 71 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
- 66 J/kg
- Mixed-layer CIN
- -295 J/kg
- Mixed-layer LCL
- 905 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 300 m²/s²
- 0-3 km storm-relative helicity
- 484 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.6
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, May 21, 5:05 PM CDT, 5 hours 42 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093- IAZ043-055-056-069-079-080-090-091-221200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 505 PM CDT THU MAY 21 1998 ...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA... SPOTTER ACTION... STORM SPOTTER ACTIVATION MAY BE NEEDED TONIGHT IN EASTERN NEBRASKA AND SOUTHWEST IOWA. DISCUSSION... THUNDERSTORMS WILL BE SCATTERED ACROSS MUCH OF EASTERN NEBRASKA AND SOUTHWEST IOWA THROUGH TONIGHT. THE CHANCE OF SEVERE STORMS IS SLIGHTLY HIGHER SOUTH OF A LINE FROM NELIGH TO TEKAMAH AND HARLAN IOWA WHERE THE ATMOSPHERE IS MORE UNSTABLE. THUNDERSTORMS WILL HAVE POTENTIAL TO PRODUCE DAMAGING WINDS AND HAIL. SIGNIFICANT RAINFALL IS ALSO POSSIBLE. > A NEARLY STATIONARY FRONT EXTENDS FROM SOUTHERN MISSOURI TO NORTHERN KANSAS AND EASTERN WYOMING. VERY MOIST AND UNSTABLE AIR SOUTH OF THE FRONT WILL CONTINUE TO BE LIFTED NORTH ACROSS NEBRASKA AND SOUTHWEST IOWA...WHILE UPPER LEVEL DISTURBANCES TRACK OVER THE AREA. MILLER
Special weather statement, May 21, 5:05 PM CDT, 5 hours 42 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093- IAZ043-055-056-069-079-080-090-091-221200- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 505 PM CDT THU MAY 21 1998 ...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA... SPOTTER ACTION... STORM SPOTTER ACTIVATION MAY BE NEEDED TONIGHT IN EASTERN NEBRASKA AND SOUTHWEST IOWA. DISCUSSION... THUNDERSTORMS WILL BE SCATTERED ACROSS MUCH OF EASTERN NEBRASKA AND SOUTHWEST IOWA THROUGH TONIGHT. THE CHANCE OF SEVERE STORMS IS SLIGHTLY HIGHER SOUTH OF A LINE FROM NELIGH TO TEKAMAH AND HARLAN IOWA WHERE THE ATMOSPHERE IS MORE UNSTABLE. THUNDERSTORMS WILL HAVE POTENTIAL TO PRODUCE DAMAGING WINDS AND HAIL. SIGNIFICANT RAINFALL IS ALSO POSSIBLE. > A NEARLY STATIONARY FRONT EXTENDS FROM SOUTHERN MISSOURI TO NORTHERN KANSAS AND EASTERN WYOMING. VERY MOIST AND UNSTABLE AIR SOUTH OF THE FRONT WILL CONTINUE TO BE LIFTED NORTH ACROSS NEBRASKA AND SOUTHWEST IOWA...WHILE UPPER LEVEL DISTURBANCES TRACK OVER THE AREA. MILLER
Local storm report, May 21, 8:28 PM CDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
828 PM CDT THU MAY 21 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0535 PM 1 S NORFOLK NE 70 MPH TSTM GUST
05/21/98 MADISON WINDOWS BROKEN
0550 PM NORFOLK NE 60 MPH TSTM GUST
05/21/98 MADISON
0558 PM STANTON NE 60 MPH TSTM GUST
05/21/98 STANTON TREE LIMBS DOWN
0600 PM 2 W STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON
0600 PM 10 SW STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON NUMEROUS POWER LINES DOWN
0600 PM 2 S STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREES DOWN
0605 PM 2 SE STANTON NE .75 INCH HAIL
05/21/98 STANTON
0615 PM 5 E STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREE DAMAGE TO HOUSE AND
CAR
0715 PM CRAIG NE WIND DAMAGE
05/21/98 BURT
0754 PM 2 S BLENCOE IA .75 INCH HAIL
05/21/98 MONONA
0801 PM 2 S MAGNOLIA IA TORNADO
05/21/98 HARRISON
0806 PM WOODBINE IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM 4 NE LOGAN IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM WOODBINE IA 70 MPH TSTM GUST
05/21/98 HARRISON TREE LIMBS DOWN ALL OVER
TOWN
ZAPOTOCNYLocal storm report, May 21, 8:28 PM CDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
828 PM CDT THU MAY 21 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0535 PM 1 S NORFOLK NE 70 MPH TSTM GUST
05/21/98 MADISON WINDOWS BROKEN
0550 PM NORFOLK NE 60 MPH TSTM GUST
05/21/98 MADISON
0558 PM STANTON NE 60 MPH TSTM GUST
05/21/98 STANTON TREE LIMBS DOWN
0600 PM 2 W STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON
0600 PM 10 SW STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON NUMEROUS POWER LINES DOWN
0600 PM 2 S STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREES DOWN
0605 PM 2 SE STANTON NE .75 INCH HAIL
05/21/98 STANTON
0615 PM 5 E STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREE DAMAGE TO HOUSE AND
CAR
0715 PM CRAIG NE WIND DAMAGE
05/21/98 BURT
0754 PM 2 S BLENCOE IA .75 INCH HAIL
05/21/98 MONONA
0801 PM 2 S MAGNOLIA IA TORNADO
05/21/98 HARRISON
0806 PM WOODBINE IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM 4 NE LOGAN IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM WOODBINE IA 70 MPH TSTM GUST
05/21/98 HARRISON TREE LIMBS DOWN ALL OVER
TOWN
ZAPOTOCNYLocal storm report, May 21, 10:32 PM CDT, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1032 PM CDT THU MAY 21 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0535 PM 1 S NORFOLK NE 70 MPH TSTM GUST
05/21/98 MADISON WINDOWS BROKEN
0550 PM NORFOLK NE 60 MPH TSTM GUST
05/21/98 MADISON
0558 PM STANTON NE 60 MPH TSTM GUST
05/21/98 STANTON TREE LIMBS DOWN
0600 PM 2 W STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON
0600 PM 10 SW STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON NUMEROUS POWER LINES DOWN
0600 PM 2 S STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREES DOWN
0605 PM 2 SE STANTON NE .75 INCH HAIL
05/21/98 STANTON
0615 PM 5 E STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREE DAMAGE TO HOUSE AND
CAR
0615 PM 5 S STANTON NE 80 MPH TSTM GUST
05/21/98 STANTON DAMAGE TO A HOUSE AND
OUTBUILDINGS
0615 PM 3 S PILGER NE 80 MPH TSTM GUST
05/21/98 STANTON CAR DAMAGE AND DOWNED
POWER LINES
0715 PM CRAIG NE WIND DAMAGE
05/21/98 BURT
0740 PM 3 N LITTLE SIOUX IA 70 MPH TSTM GUST
05/21/98 HARRISON TREES DOWN
0746 PM 1 W LITTLE SIOUX IA 70 MPH TSTM GUST
05/21/98 HARRISON
0746 PM 1 W LITTLE SIOUX IA
05/21/98 HARRISON FUNNEL CLOUD
0754 PM 2 S BLENCOE IA .75 INCH HAIL
05/21/98 MONONA
0754 PM 1 S LITTLE SIOUX IA TORNADO
05/21/98 HARRISON
0801 PM 2 S MAGNOLIA IA TORNADO
05/21/98 HARRISON
0806 PM WOODBINE IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM 4 NE LOGAN IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM WOODBINE IA 70 MPH TSTM GUST
05/21/98 HARRISON TREE LIMBS DOWN ALL OVER
TOWN
0810 PM 4 NE LOGAN IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM WOODBINE IA 65 MPH TSTM GUST
05/21/98 HARRISON TREES DOWNED
0820 PM 2 E MAGNOLIA IA 80 MPH TSTM GUST
05/21/98 HARRISON TREES UPROOTED AND
POWERLINES DOWNED
0830 PM CASTANA IA TORNADO
05/21/98 MONONA
0845 PM HARLAN IA WIND DAMAGE
05/21/98 SHELBY ROOF OFF BUILDING
0849 PM SHELBY IA
05/21/98 SHELBY FUNNEL CLOUD
>
ZAPOTOCNYLocal storm report, May 21, 10:32 PM CDT, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1032 PM CDT THU MAY 21 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0535 PM 1 S NORFOLK NE 70 MPH TSTM GUST
05/21/98 MADISON WINDOWS BROKEN
0550 PM NORFOLK NE 60 MPH TSTM GUST
05/21/98 MADISON
0558 PM STANTON NE 60 MPH TSTM GUST
05/21/98 STANTON TREE LIMBS DOWN
0600 PM 2 W STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON
0600 PM 10 SW STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON NUMEROUS POWER LINES DOWN
0600 PM 2 S STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREES DOWN
0605 PM 2 SE STANTON NE .75 INCH HAIL
05/21/98 STANTON
0615 PM 5 E STANTON NE 70 MPH TSTM GUST
05/21/98 STANTON TREE DAMAGE TO HOUSE AND
CAR
0615 PM 5 S STANTON NE 80 MPH TSTM GUST
05/21/98 STANTON DAMAGE TO A HOUSE AND
OUTBUILDINGS
0615 PM 3 S PILGER NE 80 MPH TSTM GUST
05/21/98 STANTON CAR DAMAGE AND DOWNED
POWER LINES
0715 PM CRAIG NE WIND DAMAGE
05/21/98 BURT
0740 PM 3 N LITTLE SIOUX IA 70 MPH TSTM GUST
05/21/98 HARRISON TREES DOWN
0746 PM 1 W LITTLE SIOUX IA 70 MPH TSTM GUST
05/21/98 HARRISON
0746 PM 1 W LITTLE SIOUX IA
05/21/98 HARRISON FUNNEL CLOUD
0754 PM 2 S BLENCOE IA .75 INCH HAIL
05/21/98 MONONA
0754 PM 1 S LITTLE SIOUX IA TORNADO
05/21/98 HARRISON
0801 PM 2 S MAGNOLIA IA TORNADO
05/21/98 HARRISON
0806 PM WOODBINE IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM 4 NE LOGAN IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM WOODBINE IA 70 MPH TSTM GUST
05/21/98 HARRISON TREE LIMBS DOWN ALL OVER
TOWN
0810 PM 4 NE LOGAN IA .75 INCH HAIL
05/21/98 HARRISON
0810 PM WOODBINE IA 65 MPH TSTM GUST
05/21/98 HARRISON TREES DOWNED
0820 PM 2 E MAGNOLIA IA 80 MPH TSTM GUST
05/21/98 HARRISON TREES UPROOTED AND
POWERLINES DOWNED
0830 PM CASTANA IA TORNADO
05/21/98 MONONA
0845 PM HARLAN IA WIND DAMAGE
05/21/98 SHELBY ROOF OFF BUILDING
0849 PM SHELBY IA
05/21/98 SHELBY FUNNEL CLOUD
>
ZAPOTOCNYThe office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 7:47 PM CDT | Severe Thunderstorm Warning | OAX | Burt | 18 min |
| May 21, 11:23 PM CDT | Severe Thunderstorm Warning | OAX | Lancaster, Saunders | 62 min |
| May 22, 12:02 AM CDT | Tornado Warning | OAX | Lancaster | 33 min |
| May 22, 12:11 AM CDT | Flash Flood Warning | OAX | Butler, Seward | 6 hr |
| May 22, 12:16 AM CDT | Tornado Warning | OAX | Lancaster | 19 min |
| May 22, 12:19 AM CDT | Severe Thunderstorm Warning | OAX | Sarpy | 46 min |
| May 22, 12:38 AM CDT | Severe Thunderstorm Warning | OAX | Cass | 62 min |
| May 22, 12:44 AM CDT | Severe Thunderstorm Warning | OAX | Saunders | 16 min |
| May 22, 12:46 AM CDT | Flash Flood Warning | OAX | Lancaster, Saunders | 5 hr |
| May 22, 12:56 AM CDT | Severe Thunderstorm Warning | OAX | Saline | 64 min |
| May 22, 1:04 AM CDT | Severe Thunderstorm Warning | OAX | Sarpy | 46 min |
| May 22, 1:48 AM CDT | Severe Thunderstorm Warning | OAX | Gage, Lancaster | 62 min |
| May 21, 7:29 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 61 min |
| May 21, 7:50 PM CDT | Tornado Warning | OAX | Harrison, Monona | 50 min |
| May 21, 8:47 PM CDT | Tornado Warning | OAX | Pottawattamie | 33 min |
| May 22, 2:36 AM CDT | Severe Thunderstorm Warning | OAX | Page | 64 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1998Every severe thunderstorm warning 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.