Alert archive / Nebraska / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 172, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 20, 2000, 9:01 PM CDT for Frontier County, Nebraska. It was in force for 59 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Jul 20, 2000, 9:01 PM CDT (02:01 UTC)
- Expired
- Jul 20, 2000, 10:00 PM CDT
- In force
- 59 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Frontier County, NE
The radar
The North Platte radar (KLNX), 157 km from the middle of the area, began a volume at 02:01 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 20, 9:10 PM CDT | Hail 1 | Stockville, 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 |
|---|---|---|---|
| Jul 20, 5:45 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.0 hours before the alert went out and 65 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
- 1425 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 1198 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 214 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
983 WUUS53 KLBF 210206 COR SVRLBF TTAA00 KLBF 210201 NEC063-210300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 906 PM CDT THU JUL 20 2000 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... FRONTIER COUNTY IN NEBRASKA * UNTIL 1000 PM CDT * AT 901 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 9 MILES SOUTH OF MAYWOOD...OR ABOUT 10 MILES SOUTHWEST OF CURTIS...MOVING EAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE... 9 MILES SOUTH OF CURTIS AROUND 910 PM CDT 3 MILES SOUTH OF STOCKVILLE AROUND 930 PM CDT 15 MILES SOUTH OF EUSTIS AROUND 1000 PM CDT IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER IN A SMALL INTERIOR ROOM AWAY FROM WINDOWS. A BASEMENT OFFERS THE BEST PROTECTION. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR SOUTHWESTERN NEBRASKA. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. LAT...LON 4068 10074 4036 10073 4036 10013 4068 10003 $$ ROBERG
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 3:05 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 55 min |
| Jul 21, 4:14 PM CDT | Severe Thunderstorm Warning | LBF | Rock | 31 min |
| Jul 21, 4:25 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 35 min |
| Jul 21, 5:00 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 30 min |
| Jul 21, 6:08 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 52 min |
| Jul 21, 6:26 PM CDT | Severe Thunderstorm Warning | LBF | Garfield | 34 min |
| Jul 21, 6:27 PM CDT | Severe Thunderstorm Warning | LBF | Garden | 33 min |
| Jul 21, 6:44 PM CDT | Severe Thunderstorm Warning | LBF | Garfield | 31 min |
| Jul 21, 6:51 PM CDT | Severe Thunderstorm Warning | LBF | Grant | 54 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 2000Every severe thunderstorm warning in 2000
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.