Alert archive / Nebraska / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 116, NWS Omaha, NE
NWS Omaha, NE issued this severe thunderstorm warning at Aug 14, 1997, 9:06 PM CDT for Cuming County, Stanton County, Nebraska. It was in force for 64 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
- Aug 14, 1997, 9:06 PM CDT (02:06 UTC)
- Expired
- Aug 14, 1997, 10:10 PM CDT
- In force
- 64 min
- Issued by
- NWS Omaha, NE
- Area
- Whole counties
Counties Cuming County, NE, Stanton County, NE
The radar
The Omaha radar (KOAX), 84 km from the middle of the area, began a volume at 02:05 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 |
|---|---|---|---|
| Aug 14, 9:15 PM CDT | Hail 1 | Stanton, NE | Hail covered the ground near Highway 35 and the Stanton county line. |
| Aug 14, 9:35 PM CDT | Hail 1 | Stanton, NE | Hail damaged corn and soybeans in a 1 mile stretch south of Highway 32 and west of Highway 15 in southeast Stanton county. |
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 |
|---|---|---|---|
| Aug 14, 8:15 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 2.1 hours before the alert went out and 84 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
- 1810 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 837 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.5
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, Aug 14, 5:55 PM CDT, 3 hours 11 minutes before
NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093- IAZ043-055-056-069-079-080-090-091-151200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 555 PM CDT THU AUG 14 1997 ...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA... SPOTTER ACTION... STORM SPOTTER ACTIVATION MAY BE NECESSARY THIS EVENING INTO TONIGHT OVER EASTERN NEBRASKA AND SOUTHWEST IOWA. DISCUSSION... THUNDERSTORMS HAVE STARTED TO DEVELOP AHEAD OF A SURFACE TROF THAT EXTENDS FROM CENTRAL SOUTH DAKOTA THROUGH CENTRAL NEBRASKA. VERY UNSTABLE AIR IS IN PLACE ACROSS EASTERN NEBRASKA AND AS THE STORMS MOVE EAST INTO THE REGION THIS EVENING SEVERE STORMS MAY DEVELOP WITH THE PRIMARY THREAT BEING LARGE HAIL AND DAMAGING WINDS. FOBERT
Local storm report, Aug 14, 7:31 PM CDT, 1 hour 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
731 PM CDT THU AUG 14 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0645 PM VERDEL NE 2.5 INCH HAIL
08/14/97 KNOX PEA TO TENNIS BALL SIZE
HAIL FELL FOR 15 MINUTES
FROM 645-7PM CDT.
ZAPOTOCNYLocal storm report, Aug 14, 7:31 PM CDT, 1 hour 35 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED LOCATION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
731 PM CDT THU AUG 14 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0645 PM 10 S VERDEL NE 2.5 INCH HAIL
08/14/97 KNOX PEA TO TENNIS BALL SIZE
HAIL FELL FOR 15 MINUTES
FROM 645-7PM CDT.
ZAPOTOCNYLocal storm report, Aug 14, 7:34 PM CDT, 1 hour 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
731 PM CDT THU AUG 14 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0645 PM VERDEL NE 2.5 INCH HAIL
08/14/97 KNOX PEA TO TENNIS BALL SIZE
HAIL FELL FOR 15 MINUTES
FROM 645-7PM CDT.
ZAPOTOCNYLocal storm report, Aug 14, 7:36 PM CDT, 1 hour 30 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED LOCATION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
731 PM CDT THU AUG 14 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0645 PM 10 S VERDEL NE 2.5 INCH HAIL
08/14/97 KNOX PEA TO TENNIS BALL SIZE
HAIL FELL FOR 15 MINUTES
FROM 645-7PM CDT.
ZAPOTOCNYThe office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 7:44 PM CDT | Severe Thunderstorm Warning | OAX | Antelope, Knox | 61 min |
| Aug 14, 8:11 PM CDT | Severe Thunderstorm Warning | OAX | Cedar, Pierce | 59 min |
| Aug 14, 8:43 PM CDT | Severe Thunderstorm Warning | OAX | Antelope | 32 min |
| Aug 14, 8:51 PM CDT | Severe Thunderstorm Warning | OAX | Madison, Wayne | 59 min |
| Aug 14, 9:06 PM CDT | Severe Thunderstorm Warning | OAX | Thurston | 64 min |
| Aug 14, 9:12 PM CDT | Severe Thunderstorm Warning | OAX | Pierce | 33 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1997Every severe thunderstorm warning in 1997
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.