Alert archive / Nebraska / Tornado Warnings in 2001
Tornado Warning 25, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Jul 17, 2001, 5:51 PM CDT for Rock County, Nebraska. It was in force for 24 min. No storm report in the archive falls 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.
The facts
- Issued
- Jul 17, 2001, 5:51 PM CDT (22:51 UTC)
- Expired
- Jul 17, 2001, 6:15 PM CDT
- In force
- 24 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Rock County, NE
The radar
The North Platte radar (KLNX), 95 km from the middle of the area, began a volume at 22:54 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.
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 17, 5:45 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.9 hours before the alert went out and 153 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
- 727 J/kg
- Mixed-layer CIN
- -340 J/kg
- Mixed-layer LCL
- 2212 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 187 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLBF 172252 TORLBF NEC149-172315- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 551 PM CDT TUE JUL 17 2001 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN ROCK COUNTY IN NORTH CENTRAL NEBRASKA * UNTIL 615 PM CDT * AT 543 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH A DEVELOPING TORNADO 2 MILES EAST OF ROSE...OR ABOUT 25 MILES NORTHEAST OF BREWSTER...MOVING SOUTH AT 10 MPH. THIS STORM JUST PRODUCED BASEBALL SIZE HAIL NEAR ROSE. * THE TORNADO IS EXPECTED TO BE... OVER FARM AND RANGELANDS OF EXTREME SOUTHERN ROCK COUNTY NEAR HIGHWAY 183. * OTHER LOCATIONS IN THE WARNING INCLUDE ROSE THIS IS AN EXTREMELY DANGEROUS AND POTENTIALLY LIFE THREATENING SITUATION. IF YOU ARE IN THE PATH OF THE TORNADO...TAKE COVER IMMEDIATELY. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT TUESDAY EVENING FOR NORTH CENTRAL NEBRASKA. LAT...LON 4210 9962 4211 9926 4241 9926 4240 9963 $$ CDC
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 7:45 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 30 min |
| Jul 16, 9:16 PM CDT | Severe Thunderstorm Warning | LBF | Wheeler | 29 min |
| Jul 17, 1:05 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 40 min |
| Jul 17, 1:28 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Keya Paha | 62 min |
| Jul 17, 5:09 PM CDT | Severe Thunderstorm Warning | LBF | Rock | 66 min |
| Jul 17, 6:08 PM CDT | Tornado Warning | LBF | Loup | 52 min |
| Jul 17, 6:16 PM CDT | Severe Thunderstorm Warning | LBF | Rock | 29 min |
| Jul 17, 6:34 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 56 min |
| Jul 17, 6:56 PM CDT | Severe Thunderstorm Warning | LBF | Garfield | 64 min |
Nearby
Tornado Warnings in Nebraska, 2001Every tornado warning in 2001Tornadoes in 2001
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.