Alert archive / Nebraska / Tornado Warnings in 2002
Tornado Warning 18, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at Jul 30, 2002, 2:19 PM CDT for Butler County, Nebraska. It was in force for 31 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 30, 2002, 2:19 PM CDT (19:19 UTC)
- Expired
- Jul 30, 2002, 2:50 PM CDT
- In force
- 31 min
- Issued by
- NWS Omaha, NE
- Area
- Counties, with a storm outline in the text
County Butler County, NE
The radar
The Omaha radar (KOAX), 71 km from the middle of the area, began a volume at 19:22 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 |
|---|---|---|---|
| Jul 30, 2:30 PM CDT | Hail 1.75 | Bellwood, 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 nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 7.3 hours before the alert went out and 284 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
- 1420 J/kg
- Mixed-layer CIN
- -326 J/kg
- Mixed-layer LCL
- 2219 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 186 m²/s²
- 0-3 km storm-relative helicity
- 193 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
786 WFUS53 KOAX 301919 TOROMA NEC023-301950- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE OMAHA NE 219 PM CDT TUE JUL 30 2002 THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A * TORNADO WARNING FOR... BUTLER COUNTY IN EAST CENTRAL NEBRASKA * UNTIL 250 PM CDT * AT 216 PM CDT...RADAR INDICATED A SEVERE STORM WITH A POSSIBLE TORNADO. THE MOST DANGEROUS PART OF THE STORM WAS LOCATED 5 MILES NORTHWEST OF BELLWOOD...OR ABOUT 5 MILES SOUTHEAST OF COLUMBUS... MOVING SOUTHEAST AT 10 MPH. * SOME LOCATIONS AFFECTED... BELLWOOD DAVID CITY...RISING CITY THIS REPLACES THE SEVERE THUNDERSTORM WARNING PREVIOUSLY ISSUED FOR THE WARNED AREA WHICH WAS TO EXPIRE AT 225 PM. IF YOU ARE IN THE PATH OF A TORNADO...GO TO A BASEMENT. IF A BASEMENT IS NOT AVAILABLE...TAKE COVER IN AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME OR BUSINESS. AVOID WINDOWS. LAT...LON 4129 9705 4137 9719 4139 9749 4116 9729 CHERMOK
The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 10:47 AM CDT | Severe Thunderstorm Warning | OAX | Platte | 28 min |
| Jul 30, 12:37 PM CDT | Severe Thunderstorm Warning | OAX | Butler | 38 min |
| Jul 30, 12:41 PM CDT | Severe Thunderstorm Warning | OAX | Platte | 34 min |
| Jul 30, 1:14 PM CDT | Severe Thunderstorm Warning | OAX | Seward | 46 min |
| Jul 30, 1:16 PM CDT | Severe Thunderstorm Warning | OAX | Platte | 29 min |
| Jul 30, 1:45 PM CDT | Severe Thunderstorm Warning | OAX | Butler, Platte | 40 min |
| Jul 30, 5:28 PM CDT | Severe Thunderstorm Warning | OAX | Knox | 47 min |
| Jul 30, 5:36 PM CDT | Severe Thunderstorm Warning | OAX | Antelope | 54 min |
| Jul 30, 6:32 PM CDT | Severe Thunderstorm Warning | OAX | Antelope | 28 min |
Nearby
Tornado Warnings in Nebraska, 2002Every tornado warning in 2002Tornadoes in 2002
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.